320 Questions and answers based on could

80 Interrogative Sentences (Questions) Using “could” — with Answers

1–10: Requests / Polite Offers

1. Could you pass the salt, please?
   • Yes, here you go. / Sorry, I’m using it.
2. Could you open the window?
   • Sure, I’ll open it now.
3. Could you help me move this table?
   • I can help — when would you like to do it?
4. Could you send me that file by email?
   • Absolutely — I’ll send it right away.
5. Could you turn the music down?
   • Of course, I’ll lower it.
6. Could you pick up some milk on your way home?
   • Yes, I can grab some.
7. Could you explain this math problem to me?
   • Sure — which part is confusing?
8. Could you watch my bag for a minute?
   • No problem, I’ll keep an eye on it.
9. Could you repeat that more slowly?
   • Certainly — I’ll speak more slowly.
10. Could you show me how to use this program?
    • Yes, I’ll give you a quick demo.

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11–20: Past Ability (could in the past)

11. Could you swim when you were five?
    • Yes, I learned to swim early.
12. Could she ride a bike last year?
    • Yes, she already knew how to ride it.
13. Could they finish the project on time?
    • No, they couldn’t meet the deadline.
14. Could he fix the car himself?
    • He could, but he chose to take it to a mechanic.
15. Could you understand the lecture yesterday?
    • Not really; it was quite fast.
16. Could your grandparents speak English?
    • They could speak basic phrases.
17. Could you stay up late when you were younger?
    • Yes, I had a lot of energy then.
18. Could the dog climb the stairs when it was a puppy?
    • No, it had trouble at first.
19. Could she remember the address last week?
    • She could, after thinking for a moment.
20. Could we find the restaurant last night?
    • Yes, we found it with GPS help.

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21–30: Permission (polite)

21. Could I borrow your pen for a minute?
    • Yes, you may.
22. Could we leave early today?
    • That’s fine with me.
23. Could I use your phone charger?
    • Sure — here it is.
24. Could I bring a friend to the party?
    • Yes, that’s okay.
25. Could I take a short break?
    • Yes, go ahead.
26. Could I try on that jacket?
    • Of course, the fitting room is over there.
27. Could I speak to the manager, please?
    • I’ll get them for you.
28. Could I pay with a credit card?
    • Yes, we accept cards.
29. Could he join the meeting late?
    • Yes, as long as it’s only a few minutes.
30. Could they camp here overnight?
    • I’m afraid not — it’s not allowed.

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31–40: Possibility / Speculation

31. Could it rain this afternoon?
    • Yes, there’s a chance of showers.
32. Could you be right about the date?
    • It’s possible — let’s double-check.
33. Could this medicine cause drowsiness?
    • It could for some people.
34. Could the train be delayed?
    • Yes, there might be delays.
35. Could that noise be the heater?
    • It could be — or something else.
36. Could she arrive earlier than expected?
    • She could, if the traffic is light.
37. Could the package get lost in transit?
    • It could, though it’s rare.
38. Could we finish the report by Friday?
    • We could if everyone contributes.
39. Could this idea work in another city?
    • It could, with local adjustments.
40. Could the meeting be virtual instead?
    • It could, if participants agree.

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41–50: Hypothetical / Conditional

41. Could you move to another country for work?
    • I could, if the offer is good.
42. Could we be the reason they succeeded?
    • We could be — our help mattered.
43. Could that solution reduce costs?
    • It could, depending on implementation.
44. Could you imagine living on Mars?
    • I could imagine it, but it would be hard.
45. Could he pass the exam if he studied more?
    • He could — studying would help a lot.
46. Could they survive without electricity?
    • They could for a while, but not indefinitely.
47. Could the company recover from this setback?
    • It could, with the right strategy.
48. Could you forgive me if I apologized?
    • I could consider forgiving you.
49. Could this design win an award?
    • It could, if judges like the concept.
50. Could we travel back in time?
    • Theoretically, maybe — in fiction.

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51–60: Offers / Suggestions

51. Could I make a suggestion?
    • Yes, please do.
52. Could we try a different approach?
    • Yes, let’s brainstorm alternatives.
53. Could we order pizza for lunch?
    • Sounds good — let’s order.
54. Could you consider hiring a consultant?
    • We could, if the budget allows.
55. Could I offer you some advice?
    • Sure, I’d appreciate it.
56. Could we schedule a follow-up next week?
    • Yes, let’s set a time.
57. Could I walk your dog while you’re away?
    • That would be great — thank you.
58. Could you ask her if she’s available tomorrow?
    • I’ll ask and let you know.
59. Could we use recycled materials for the project?
    • We could and should try.
60. Could I bring dessert to dinner?
    • Please do — that would be lovely.

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61–70: Softening Statements / Indirect Questions

61. Could you tell me where the station is?
    • It’s two blocks straight ahead.
62. Could you let me know when you’re ready?
    • I’ll let you know in five minutes.
63. Could you remind me about the meeting?
    • I’ll remind you an hour before.
64. Could you mention my name to the host?
    • I can introduce you.
65. Could you check if the light is off?
    • I’ll check right now.
66. Could you suggest a good restaurant nearby?
    • Try the Italian place on Main Street.
67. Could you confirm the reservation?
    • I’ve confirmed it — all set.
68. Could you recommend a movie for tonight?
    • Sure — how about a comedy?
69. Could you tell me how much this costs?
    • It’s 1000 rupees.
70. Could you explain the schedule for tomorrow?
    • We’ll meet at 9:00, then have two sessions.

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71–80: Mixed Contexts / Short Dialogues

71. Could you fix this error in the code?
    • Yes, I’ll review it now.
72. Could they be hiding something from us?
    • They could be, but we can’t assume.
73. Could we get a refund for this item?
    • You could, within 30 days with receipt.
74. Could you make the presentation more concise?
    • I will shorten it to the main points.
75. Could I invite her to the conference?
    • Yes, send the invitation.
76. Could this plan backfire?
    • It could if we don’t prepare well.
77. Could you meet me at noon?
    • Noon works for me.
78. Could we improve customer satisfaction?
    • We could by improving response times.
79. Could you bake a cake for the fundraiser?
    • I could — what flavor would you like?
80. Could I count on your support for this proposal?
    • You can count on my support.

80 Interrogative Negative Sentences (Questions) Using “couldn’t / could not” — with Answers

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1–10: Past inability (couldn’t — ability in the past)

1. Couldn’t you walk when you were a baby?
   • No, I couldn’t; I learned to walk around one year old.
2. Couldn’t she answer the phone yesterday?
   • She couldn’t — it was switched off.
3. Couldn’t they finish the task on time?
   • No, they couldn’t meet the deadline.
4. Couldn’t he lift the box by himself?
   • He couldn’t; it was too heavy.
5. Couldn’t you understand the lecture last week?
   • I couldn’t follow much of it.
6. Couldn’t your brother ride a bike then?
   • He couldn’t at first; he practiced a lot.
7. Couldn’t the computer start after the update?
   • It couldn’t boot, so we restarted it.
8. Couldn’t she read the letter when she was five?
   • She couldn’t read that early.
9. Couldn’t they find the keys yesterday?
   • They couldn’t find them anywhere.
10. Couldn’t we contact him last night?
    • We couldn’t reach him by phone.

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11–20: Polite negative permission/refusal

11. Couldn’t I take a short break now?
    • I’m afraid you couldn’t — not during this meeting.
12. Couldn’t we leave a bit early today?
    • We couldn’t without notifying the supervisor.
13. Couldn’t I borrow your laptop for an hour?
    • Sorry, you couldn’t — I need it for work.
14. Couldn’t she bring her friend to the event?
    • She couldn’t — guest spots are full.
15. Couldn’t they use the conference room this afternoon?
    • They couldn’t; it’s already booked.
16. Couldn’t I have another slice of cake?
    • You couldn’t — there isn’t any left.
17. Couldn’t he change his shift this week?
    • He couldn’t; no one else can cover it.
18. Couldn’t we park here for free?
    • You couldn’t — it’s permit-only.
19. Couldn’t you let me know earlier?
    • I couldn’t; I only just found out.
20. Couldn’t I speak to the manager now?
    • You couldn’t — they’re in a meeting.

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21–30: Surprise/disbelief (negative expectation)

21. Couldn’t she have told us about this earlier?
    • It’s surprising — she couldn’t have known.
22. Couldn’t they have warned us before arriving?
    • They couldn’t; their phone died.
23. Couldn’t he have seen the sign?
    • He couldn’t have missed it unless he wasn’t paying attention.
24. Couldn’t you have guessed the answer?
    • I couldn’t — it was unexpected.
25. Couldn’t we have prevented this accident?
    • We couldn’t have foreseen the issue.
26. Couldn’t the package have arrived by now?
    • It couldn’t have arrived yet — it’s still in transit.
27. Couldn’t she have studied more for the test?
    • She couldn’t have, given her schedule.
28. Couldn’t they have told the truth earlier?
    • They couldn’t — they were afraid.
29. Couldn’t he have fixed it before the meeting?
    • He couldn’t — he lacked the parts.
30. Couldn’t you have saved some money?
    • I couldn’t at the time; expenses were high.

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31–40: Possibility ruled out / unlikely

31. Couldn’t it be snowing in the desert?
    • It couldn’t be typical, though rare storms happen.
32. Couldn’t that idea succeed without funding?
    • It couldn’t realistically succeed without funds.
33. Couldn’t this plan work without any changes?
    • It couldn’t — adjustments are necessary.
34. Couldn’t the noise be coming from upstairs?
    • It couldn’t — we checked and it’s quiet up there.
35. Couldn’t we finish the project without outside help?
    • We couldn’t meet the deadline alone.
36. Couldn’t that medicine cause no side effects?
    • It couldn’t be guaranteed; all meds have risks.
37. Couldn’t the weather stay warm all week?
    • It couldn’t, according to the forecast.
38. Couldn’t this app run on older phones?
    • It couldn’t work on very old devices.
39. Couldn’t the lights be solar-powered only?
    • They couldn’t; grid power is required at night.
40. Couldn’t the meeting proceed without a chairperson?
    • It couldn’t run smoothly without someone leading.

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41–50: Hypothetical negatives (conditional)

41. Couldn’t you come if we changed the date?
    • I couldn’t if it’s on a weekday.
42. Couldn’t she pass the exam if she studied more?
    • She still couldn’t unless she addressed the difficult topics.
43. Couldn’t they save money by buying in bulk?
    • They couldn’t if storage costs exceeded savings.
44. Couldn’t he win the race without training?
    • He couldn’t realistically beat well-trained runners.
45. Couldn’t we go camping if it rains?
    • We couldn’t comfortably; it would be too soggy.
46. Couldn’t this design fail under stress?
    • It couldn’t be guaranteed safe without testing.
47. Couldn’t you join us if it’s online instead?
    • I couldn’t if I have another commitment then.
48. Couldn’t they get a refund if they complain?
    • They couldn’t unless the seller accepts the claim.
49. Couldn’t she recover fully without therapy?
    • She couldn’t in most cases; therapy helps a lot.
50. Couldn’t we start over if this doesn’t work?
    • We couldn’t easily without losing data.

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51–60: Softened refusals / indirect negative requests

51. Couldn’t you help me later instead?
    • I couldn’t later; I’m busy this afternoon.
52. Couldn’t we postpone the meeting?
    • We couldn’t without rescheduling everyone’s calendar.
53. Couldn’t I try a different size?
    • You couldn’t, sorry — only the displayed sizes are left.
54. Couldn’t you explain that one more time?
    • I couldn’t now, but I can after lunch.
55. Couldn’t she stay for dinner?
    • She couldn’t — she has other plans.
56. Couldn’t they reduce the price a little?
    • They couldn’t — prices are fixed this season.
57. Couldn’t you lower the volume, please?
    • I couldn’t very much; it’s set by the presenter.
58. Couldn’t I submit the form tomorrow?
    • You couldn’t — the deadline is today.
59. Couldn’t he delay his trip by a day?
    • He couldn’t; tickets aren’t flexible.
60. Couldn’t we use the alternate entrance?
    • We couldn’t — it’s closed for repairs.

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61–70: Negative tag questions and confirmations

61. Couldn’t you help, couldn’t you?
    • I couldn’t — I was tied up.
62. Couldn’t she have done better, couldn’t she?
    • She couldn’t; circumstances were hard.
63. Couldn’t they come earlier, couldn’t they?
    • They couldn’t — traffic delayed them.
64. Couldn’t he possibly be mistaken, couldn’t he?
    • He couldn’t be mistaken about the facts.
65. Couldn’t we try again tomorrow, couldn’t we?
    • We couldn’t unless everyone agrees.
66. Couldn’t this be the wrong address, couldn’t it?
    • It couldn’t be; I double-checked.
67. Couldn’t you tell me sooner, couldn’t you?
    • I couldn’t; I only just heard.
68. Couldn’t she manage without help, couldn’t she?
    • She couldn’t manage alone right now.
69. Couldn’t they have informed us, couldn’t they?
    • They couldn’t — they didn’t realize.
70. Couldn’t he be more careful, couldn’t he?
    • He couldn’t this time — it was an accident.

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71–80: Mixed contexts / short dialogues

71. Couldn’t you send the report yesterday?
    • I couldn’t — my internet was down.
72. Couldn’t they join the call from home?
    • They couldn’t; the platform blocked remote access.
73. Couldn’t she see the mistake in the draft?
    • She couldn’t until someone pointed it out.
74. Couldn’t we get tickets at the door?
    • You couldn’t; it’s sold out.
75. Couldn’t he remember the password?
    • He couldn’t — he had to reset it.
76. Couldn’t you find a better route?
    • I couldn’t because of the road closures.
77. Couldn’t they continue the program without funding?
    • They couldn’t sustain it long-term.
78. Couldn’t she reply to the email earlier?
    • She couldn’t — it went to spam.
79. Couldn’t we use the old design instead?
    • We couldn’t; it doesn’t meet new regulations.
80. Couldn’t you cooperate a little more?
    • I couldn’t at the time — there were constraints.

80 W–H Questions (using “could”) — with Answers

Below are 80 W–H interrogative sentences that use the modal verb could. Each question is followed by a natural short answer. These are organized by common W–H words: Who, What, When, Where, Why, Which, How.

1–10: Who

1. Who could help me move the piano?
   • My neighbor could help — he’s free this weekend.
2. Who could be responsible for this mistake?
   • The intern could be responsible; she handled those files.
3. Who could you invite to the meeting?
   • I could invite the three senior managers.
4. Who could tell us the opening hours?
   • The receptionist could tell us that.
5. Who could repair the broken pipe?
   • A licensed plumber could repair it.
6. Who could have left the door open?
   • It could have been the delivery person.
7. Who could give a presentation on marketing?
   • Sarah could give the presentation.
8. Who could translate this document into Spanish?
   • Carlos could translate it.
9. Who could confirm the reservation for tonight?
   • The front desk could confirm it.
10. Who could we ask for a reference?
    • You could ask your former manager.

11–20: What

11. What could cause the engine to stall?
    • A lack of fuel or an electrical issue could cause it.
12. What could we do to improve sales?
    • We could run a promotion and improve customer service.
13. What could be the main ingredient in this recipe?
    • It could be chickpeas or lentils.
14. What could she want from us?
    • She could want feedback on her proposal.
15. What could prevent the system from starting?
    • A dead battery or damaged wiring could prevent it.
16. What could make the program crash?
    • A memory leak or unhandled exception could make it crash.
17. What could we expect at the interview?
    • You could expect questions about experience and problem-solving.
18. What could you learn from this experiment?
    • You could learn about reaction rates.
19. What could be the best time to call him?
    • Late afternoon could be best.
20. What could I bring to the potluck?
    • You could bring a salad or dessert.

21–30: When

21. When could we start the new project?
    • We could start next Monday.
22. When could she finish the report?
    • She could finish it by Friday.
23. When could you meet for coffee?
    • I could meet on Tuesday morning.
24. When could the package arrive?
    • It could arrive by Wednesday.
25. When could they expect the test results?
    • They could expect them within two days.
26. When could the concert be rescheduled?
    • It could be rescheduled for next month.
27. When could you submit the application?
    • I could submit it before the deadline on Sunday.
28. When could the repairs be completed?
    • They could be completed in three days.
29. When could the children return from the field trip?
    • They could return around 3:30 PM.
30. When could we see the prototype?
    • We could see it at the next meeting.

31–40: Where

31. Where could I find the nearest pharmacy?
    • You could find one two blocks down on Elm Street.
32. Where could they store the archived files?
    • They could store them in the offsite warehouse.
33. Where could we host the outdoor event?
    • We could host it at the city park.
34. Where could she have left her keys?
    • She could have left them in her bag.
35. Where could you hide the spare key?
    • You could hide it under the flowerpot.
36. Where could the leak be originating from?
    • It could be originating from the attic.
37. Where could we park for free?
    • You could park on the side streets after 6 PM.
38. Where could this file be saved?
    • It could be saved in the Documents folder.
39. Where could they launch the new product?
    • They could launch it online and in flagship stores.
40. Where could I read more about this topic?
    • You could read articles on the university website.

41–50: Why

41. Why could this approach work better?
    • It could work better because it targets the core problem.
42. Why could he be late to the meeting?
    • He could be late because of heavy traffic.
43. Why could the experiment fail?
    • It could fail due to contamination or incorrect measurements.
44. Why could we need additional funding?
    • We could need it to cover development costs.
45. Why could she refuse the offer?
    • She could refuse because it doesn’t match her career goals.
46. Why could the software update cause problems?
    • It could cause compatibility issues with older hardware.
47. Why could customers prefer the competitor?
    • They could prefer them because of lower prices or better service.
48. Why could this road be closed?
    • It could be closed for maintenance or an accident.
49. Why could I hear a strange noise from the engine?
    • It could be due to loose components or worn belts.
50. Why could the proposal be rejected?
    • It could be rejected for lack of evidence or budget constraints.

51–60: Which

51. Which could be the better option for dinner?
    • The pasta could be better for a quick meal.
52. Which team member could handle the client call?
    • Maria could handle the call — she has experience.
53. Which could improve productivity the most?
    • Automating tasks could improve productivity the most.
54. Which route could avoid traffic?
    • The coastal route could avoid most traffic.
55. Which could be the most cost-effective supplier?
    • Supplier B could be the most cost-effective after discounts.
56. Which document could prove ownership?
    • The title deed could prove ownership.
57. Which feature could attract more users?
    • A streamlined onboarding could attract more users.
58. Which could be safer during the storm?
    • The underground shelter could be safer.
59. Which month could offer the best weather for travel?
    • September could offer the best weather.
60. Which could help you learn faster?
    • Active practice could help you learn faster.

61–70: How (including How much, How many, How long)

61. How could we reduce our electricity bill?
    • We could install LED lights and improve insulation.
62. How could she fix the broken zipper?
    • She could replace the slider or sew a new zipper.
63. How could you access the database remotely?
    • You could access it with a secure VPN.
64. How much could this renovation cost?
    • It could cost between $5,000 and $10,000.
65. How many people could fit in the conference room?
    • About 30 people could fit comfortably.
66. How long could the meeting last?
    • It could last up to two hours.
67. How could they improve customer retention?
    • They could offer loyalty rewards and better support.
68. How could I backup these files?
    • You could back them up to cloud storage or an external drive.
69. How could we handle customer complaints faster?
    • We could implement automated ticketing and better training.
70. How could the team meet the deadline?
    • They could work overtime or prioritize key tasks.

71–80: Mixed W–H (varied contexts)

71. Who could be the best mentor for this project?
    • Professor Lee could be the best mentor.
72. What could the next competitor move be?
    • They could release a lower-priced alternative.
73. When could the new policy take effect?
    • It could take effect at the start of next quarter.
74. Where could volunteers sign up for the event?
    • They could sign up on the event website.
75. Why could this marketing message fail?
    • It could fail because it’s not targeted to the right audience.
76. Which could increase sales more: discounts or advertising?
    • Advertising could increase brand awareness, but discounts could boost short-term sales.
77. How could remote work affect team collaboration?
    • It could reduce face-to-face interaction but increase flexibility.
78. What could be the symptoms of this issue?
    • They could be slow performance and error messages.
79. Who could we contact for legal advice?
    • We could contact an employment lawyer.
80. When could I expect a reply to my email?
    • You could expect a reply within two business days.

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80 W–H Negative Questions and Answers Using “could”

Below are 80 negative W–H questions (who, what, when, where, why, which, how) that use could in the negative form (e.g., “couldn’t,” “could not,” or negative polarity with could), together with concise model answers.

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Who

1. Who couldn’t join the meeting yesterday? — John couldn’t join the meeting.
2. Who couldn’t solve the problem? — The intern couldn’t solve the problem.
3. Who couldn’t finish the assignment on time? — Maria couldn’t finish it on time.
4. Who couldn’t attend the concert? — My sister couldn’t attend.
5. Who couldn’t access the database? — The new user account couldn’t access it.
6. Who couldn’t hear the announcement? — Several students couldn’t hear it.
7. Who couldn’t open the email attachment? — Tom couldn’t open it.
8. Who couldn’t find their passport at the airport? — The traveler from Gate 12 couldn’t find it.
9. Who couldn’t pay the bill online? — A customer with an expired card couldn’t.
10. Who couldn’t use the new software? — Some older employees couldn’t use it.

What

11. What couldn’t be fixed before the deadline? — The network outage couldn’t be fixed.
12. What couldn’t the team agree on? — They couldn’t agree on the budget.
13. What couldn’t you remember about the event? — I couldn’t remember the exact date.
14. What couldn’t the printer produce? — The printer couldn’t produce color prints.
15. What couldn’t the researchers replicate? — They couldn’t replicate the anomaly.
16. What couldn’t be delivered on time? — The large order couldn’t be delivered.
17. What couldn’t your phone do after the update? — My phone couldn’t make calls.
18. What couldn’t be retrieved from the backup? — The last hour of logs couldn’t be retrieved.
19. What couldn’t the package contain legally? — It couldn’t contain restricted materials.
20. What couldn’t the students bring to the exam? — They couldn’t bring notes or phones.

When

21. When couldn’t you come to work last week? — I couldn’t come on Thursday.
22. When couldn’t the road be cleared? — The road couldn’t be cleared until morning.
23. When couldn’t they reach a decision? — They couldn’t decide before the meeting ended.
24. When couldn’t the concert go ahead? — The concert couldn’t go ahead during the storm.
25. When couldn’t the store open? — It couldn’t open at 9 because of the power cut.
26. When couldn’t the package be shipped? — It couldn’t be shipped yesterday.
27. When couldn’t you attend the training? — I couldn’t attend on Tuesday.
28. When couldn’t the flight depart? — The flight couldn’t depart at midnight.
29. When couldn’t the system be updated? — It couldn’t be updated during peak hours.
30. When couldn’t the ceremony continue? — It couldn’t continue after the fire alarm.

Where

31. Where couldn’t they find a taxi? — They couldn’t find one at the station.
32. Where couldn’t you park near the venue? — I couldn’t park near the main entrance.
33. Where couldn’t the meeting be held? — It couldn’t be held in Room 204.
34. Where couldn’t the children play safely? — They couldn’t play near the construction site.
35. Where couldn’t the package be located? — It couldn’t be located in the warehouse.
36. Where couldn’t the campers set up tents? — They couldn’t set up tents on the rocky slope.
37. Where couldn’t customers return the items? — They couldn’t return them at the kiosk.
38. Where couldn’t the protesters gather? — They couldn’t gather in front of City Hall.
39. Where couldn’t you get service on your phone? — I couldn’t get service in the basement.
40. Where couldn’t the archaeologists dig? — They couldn’t dig inside the protected zone.

Why

41. Why couldn’t she join us for dinner? — She couldn’t because she was ill.
42. Why couldn’t they finish the project? — They couldn’t because of budget cuts.
43. Why couldn’t you log into the system? — I couldn’t because my password was locked.
44. Why couldn’t the patient be moved? — The patient couldn’t be moved due to unstable vitals.
45. Why couldn’t the band perform? — They couldn’t because the lead singer lost his voice.
46. Why couldn’t the shipment leave the port? — It couldn’t because of customs delays.
47. Why couldn’t the researcher publish results? — They couldn’t because the data were inconclusive.
48. Why couldn’t we see the stars last night? — We couldn’t because of heavy clouds.
49. Why couldn’t the visitor enter the building? — They couldn’t because they lacked ID.
50. Why couldn’t the event be rescheduled? — It couldn’t because the venue was booked.

Which

51. Which option couldn’t be considered? — The expensive option couldn’t be considered.
52. Which candidate couldn’t accept the offer? — The candidate with another contract couldn’t.
53. Which route couldn’t be used? — The mountain route couldn’t be used due to landslides.
54. Which samples couldn’t be analyzed? — The contaminated samples couldn’t be analyzed.
55. Which features couldn’t be included in the release? — The advanced features couldn’t be included.
56. Which documents couldn’t be found? — The signed agreements couldn’t be found.
57. Which files couldn’t be restored? — The corrupted files couldn’t be restored.
58. Which sessions couldn’t proceed? — The late sessions couldn’t proceed.
59. Which tests couldn’t be completed? — The stress tests couldn’t be completed.
60. Which offers couldn’t be matched? — The out-of-area offers couldn’t be matched.

How

61. How couldn’t you fix the leak? — I couldn’t fix it because I lacked the tools.
62. How couldn’t they convince the board? — They couldn’t because they lacked evidence.
63. How couldn’t she pass the exam? — She couldn’t because she missed key topics.
64. How couldn’t the team meet the quota? — They couldn’t because supplies ran out.
65. How couldn’t the system detect the intrusion? — It couldn’t because logs were disabled.
66. How couldn’t he explain the discrepancy? — He couldn’t because the records were missing.
67. How couldn’t we recover the data? — We couldn’t because the backup failed.
68. How couldn’t the gardeners keep the plants alive? — They couldn’t because of the drought.
69. How couldn’t the artist sell any paintings? — She couldn’t because the exhibition was canceled.
70. How couldn’t the volunteers reach the site? — They couldn’t because the bridge was closed.

Mixed / More Practice

71. Who couldn’t remember where they parked? — The attendee who arrived late couldn’t.
72. What couldn’t be proven in court? — The motive couldn’t be proven.
73. When couldn’t the repairs be finished? — They couldn’t be finished before the inspection.
74. Where couldn’t the team set up the equipment? — They couldn’t set it up in the humid area.
75. Why couldn’t the product meet safety standards? — It couldn’t because of a design flaw.
76. Which tasks couldn’t be automated? — The creative tasks couldn’t be automated.
77. How couldn’t the manager get the report? — He couldn’t because email was down.
78. Who couldn’t believe the news? — The witness couldn’t believe the news.
79. What couldn’t the app do after the crash? — The app couldn’t sync data.
80. Why couldn’t the inspection proceed as planned? — It couldn’t because inspectors were unavailable.

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