100 câu sử dụng can/ can’t/ could/ could not thành thạo ngay và luôn

“Có thể” (can) và “không thể” (can’t) là các từ trong tiếng Anh được sử dụng để diễn đạt khả năng hoặc khả năng ngăn chặn của một người hoặc vật. Dưới đây là giải thích và các ví dụ về cách sử dụng chúng:

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Giải thích can/ can’t/ could/ could not

1. Can (Có thể):
   • Dùng để diễn đạt khả năng, khả năng có thể thực hiện một hành động.
     • Ví dụ: “I can swim.” (Tôi có thể bơi.)
   • Có thể được sử dụng để xin phép hoặc đề nghị.
     • Ví dụ: “Can I borrow your pen?” (Tôi có thể mượn bút của bạn được không?)
2. Can’t (Không thể):
   • Dùng để diễn đạt khả năng ngăn chặn, không thể thực hiện một hành động nào đó.
     • Ví dụ: “I can’t speak French.” (Tôi không thể nói tiếng Pháp.)
   • Cũng có thể được sử dụng để phản đối một đề nghị hoặc yêu cầu.
     • Ví dụ: “I can’t go to the party tonight.” (Tôi không thể đi tiệc tối nay.)

“Có thể” và “Không thể” thường được sử dụng trong tình huống hàng ngày để diễn đạt khả năng và hạn chế của cá nhân hoặc vật.

3. Could (Có thể – quá khứ của “can”):
   • Dùng để diễn đạt khả năng hoặc khả năng ở quá khứ.
     • Ví dụ: “Yesterday, I could run faster than today.” (Hôm qua, tôi có thể chạy nhanh hơn so với hôm nay.)
   • Cũng có thể được sử dụng trong yêu cầu lịch sự hoặc khiến ai đó hòa giải.
     • Ví dụ: “Could you please pass me the salt?” (Bạn có thể làm ơn đưa muối cho tôi không?)
4. Could not (Không thể – quá khứ của “can’t”):
   • Dùng để diễn đạt sự không thể ở quá khứ.
     • Ví dụ: “I could not find my keys yesterday.” (Hôm qua, tôi không thể tìm thấy chìa khóa của mình.)

Trong nhiều trường hợp, “can” và “could” còn phụ thuộc vào ngữ cảnh và mức độ lịch sự của tình huống.

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“can/ can’t/ could/ could not” phụ thuộc và ngữ cảnh

“can” và “could” có thể thay đổi ý nghĩa dựa vào ngữ cảnh và mức độ lịch sự của tình huống. Dưới đây là một số điểm cần lưu ý:

1. Can trong ngữ cảnh hàng ngày:
   • Thường được sử dụng trong giao tiếp hàng ngày và thông thường.
   • Có thể diễn đạt sự khả năng mà không cần phải rất lịch sự.
     • Ví dụ: “I can meet you at 3 PM.”
2. Could trong ngữ cảnh lịch sự hoặc khiêm tốn:
   • Thường được sử dụng để diễn đạt một yêu cầu lịch sự hoặc khi muốn làm mềm dẻo một yêu cầu.
     • Ví dụ: “Could you please help me with this?”
   • Đôi khi cũng được sử dụng để diễn đạt khả năng một cách khiêm tốn.
     • Ví dụ: “I could be wrong, but I think the meeting is at 2 PM.”
3. Can trong ngữ cảnh quyết định và khẳng định:
   • Thường được sử dụng khi nói về khả năng một cách quyết định hoặc khẳng định.
     • Ví dụ: “I can come to the party tomorrow.”
4. Could trong ngữ cảnh khả năng ở quá khứ:
   • Sử dụng “could” để diễn đạt khả năng trong quá khứ.
     • Ví dụ: “When I was younger, I could run for hours.”
5. Can và Could trong ngữ cảnh yêu cầu và sự cho phép:
   • “Can” thường được sử dụng khi đưa ra yêu cầu hoặc xin phép ở mức độ thông thường.
     • Ví dụ: “Can I use your computer for a moment?”
   • “Could” có thể được sử dụng để làm mềm dẻo yêu cầu, làm cho nó trở nên lịch sự hơn.
     • Ví dụ: “Could I possibly have a glass of water?”

Tóm lại, sự sử dụng của “can” và “could” phụ thuộc vào mục đích giao tiếp cụ thể và ngữ cảnh của tình huống. “Could” thường mang đến một sắc thái lịch sự hơn so với “can”.

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100 câu ví dụ cho can/ can’t/ could/ could not

Bài tập can/ can’t/ could/ could not

Bài tập sử dụng “Can” và “Can’t”:

1. She ____________ speak five languages fluently.
2. I’m sorry, I ____________ come to the meeting tomorrow; I have another appointment.
3. We ____________ swim in the pool after 7 PM.
4. Tom ____________ find his keys; he’s always misplacing them.
5. The children ____________ watch TV until they finish their homework.
6. I ____________ believe you finished the entire pizza by yourself!
7. He ____________ play the guitar, but he ____________ play the drums.
8. They ____________ stay up late on school nights.
9. We ____________ wait for them any longer; let’s go.
10. ____________ you help me carry these bags? They’re quite heavy.
11. I ____________ attend the concert last night; I had to work late.
12. Dogs ____________ see colors, but they see better in low light.
13. ____________ you pass me the salt, please?
14. She ____________ reach the top shelf without a step stool.
15. Unfortunately, we ____________ go to the party; we have a family gathering.
16. You ____________ bring your own food to the event.
17. We ____________ wait for the rain to stop before going out.
18. The teacher ____________ hear the students talking during the exam.
19. Children ____________ always learn new things quickly.
20. I ____________ finish the puzzle; it’s too complicated.
21. ____________ you believe she ____________ finish the marathon?
22. We ____________ go hiking in the mountains this weekend.
23. They ____________ reach the summit of the mountain if they start early.
24. Sorry, I ____________ make it to your birthday party; something came up.
25. You ____________ park your car here; it’s a no-parking zone.
26. I ____________ imagine how challenging it must be for her.
27. They ____________ understand why the project ____________ succeed.
28. The baby ____________ eat solid food yet; she’s too young.
29. We ____________ use this room for the meeting; it’s already booked.
30. You ____________ be quiet in the library.
31. We ____________ see the movie tomorrow if you’re free.
32. I ____________ go to the store after work to get some groceries.
33. He ____________ play the piano when he was a child.
34. They ____________ solve the problem with the information given.
35. She ____________ remember her password for the computer.
36. You ____________ smoke in this building; it’s against the rules.
37. Students ____________ enter the exam hall once the exam has started.
38. I ____________ find my umbrella this morning; it’s raining heavily.
39. She ____________ lift that heavy box; it’s too much for her.
40. We ____________ wait for the results patiently.
41. The chef ____________ cook a variety of cuisines.
42. They ____________ hear the music from the next-door party.
43. I ____________ join you for lunch if I finish my work early.
44. We ____________ go on a road trip if the weather is good.
45. I ____________ believe you ____________ complete the project so quickly!
46. Dogs ____________ hear sounds at frequencies humans ____________.
47. I ____________ run faster when I was younger.
48. He ____________ play the guitar, but he ____________ sing.
49. You ____________ borrow my car if you promise to be careful.
50. We ____________ go to the beach if it’s sunny tomorrow.
51. They ____________ understand the instructions; it was too complicated.
52. Students ____________ submit their assignments before the deadline.
53. I ____________ meet you at the café after work.
54. The cat ____________ open the door by itself.
55. She ____________ hear the birds singing outside her window.
56. We ____________ go to the concert last night; the tickets were sold out.
57. You ____________ try this new restaurant downtown.
58. He ____________ jump over the fence to get to the other side.
59. The software ____________ recover lost files in certain situations.
60. I ____________ lift that heavy box alone; it’s too much for me.
61. You ____________ reserve a table at the restaurant if it’s a special occasion.
62. They ____________ have forgotten about the meeting; it was on the calendar.
63. The car ____________ fit in that small parking space.
64. We ____________ go to the cinema if you’re interested.
65. The teacher ____________ hear the students talking during the test.
66. I ____________ imagine how beautiful the view must be from the top.
67. You ____________ eat all the cake; save some for the others.
68. They ____________ have reached the airport on time if there wasn’t traffic.
69. We ____________ go swimming this afternoon if it’s warm enough.
70. The new employee ____________ find his way around the office.
71. We ____________ book tickets online for the concert.
72. The cat ____________ catch the mouse that was running around.
73. She ____________ play the piano when she was a child.
74. You ____________ use my computer if yours is not working.
75. I ____________ make it to the gym today; I have a busy schedule.
76. The children ____________ watch TV after finishing their homework.
77. I ____________ join you for lunch if I finish my work early.
78. We ____________ see the movie tonight if there are tickets available.
79. He ____________ speak fluently when he was living abroad.
80. You ____________ bring your pet to the office.
81. They ____________ complete the project on time if they work efficiently.
82. She ____________ solve the puzzle; it’s too challenging for her.
83. I ____________ hear the music from the concert venue.
84. You ____________ come to the party if you want to.
85. We ____________ go on a picnic if the weather is good.
86. I ____________ find my phone; I must have left it at home.
87. They ____________ have made it to the airport on time if there was no traffic.
88. We ____________ use this room for the meeting; it’s reserved.
89. The dog ____________ open the door by itself.
90. I ____________ believe she ____________ finish the marathon.
91. You ____________ park your car here; it’s a no-parking zone.
92. We ____________ understand why the computer ____________ start.
93. He ____________ be at the office by 9 AM; it’s part of his job.
94. The students ____________ submit their essays by the end of the week.
95. I ____________ run faster when I was in high school.
96. She ____________ play the guitar when she was in a band.
97. You ____________ bring your own lunch to school.
98. The baby ____________ speak, but it can understand simple words.
99. We ____________ wait for the results patiently.
100. They ____________ find the lost keys if they search thoroughly.

Bài tập sử dụng “Could” và “Could not”:

1. She ____________ speak Spanish fluently when she lived in Spain.
2. I ____________ understand why he ____________ solve the math problem; it was challenging.
3. We ____________ reach the top of the mountain if we start early.
4. Tom ____________ find his wallet; he looked everywhere.
5. The children ____________ stay up late during the school week.
6. I ____________ believe they ____________ finish the marathon; it’s quite an accomplishment.
7. He ____________ play the piano when he was younger, but he ____________ not anymore.
8. They ____________ hear the news before it was officially announced.
9. We ____________ make it to the airport on time; the traffic was terrible.
10. ____________ you help me with my homework, please?
11. I ____________ make it to the meeting yesterday; my car broke down.
12. Dogs ____________ hear sounds at frequencies that humans ____________ not.
13. ____________ you please pass me the salt?
14. She ____________ solve the puzzle; it was too complicated for her.
15. Unfortunately, we ____________ go to the concert; the tickets were sold out.
16. You ____________ bring your own snacks to the cinema.
17. We ____________ go to the beach if the weather ____________ good.
18. The teacher ____________ not hear the students talking during the test.
19. Children ____________ often learn new languages quickly.
20. I ____________ finish the book last night; it was too late.
21. ____________ you believe she ____________ finish the painting in just one day?
22. We ____________ visit the museum if it’s open today.
23. They ____________ understand the instructions; they were too complex.
24. Sorry, I ____________ not make it to your party; I had a family emergency.
25. You ____________ park your car in the designated area.
26. I ____________ imagine how difficult it must be for her.
27. They ____________ understand why the project ____________ fail.
28. The baby ____________ not walk yet; it’s too young.
29. We ____________ not use this room for the meeting; it’s reserved.
30. You ____________ not be noisy in the library.
31. We ____________ see the movie tomorrow if we’re free.
32. I ____________ go to the store after work to get some groceries.
33. He ____________ play the guitar when he was a child.
34. They ____________ solve the problem with the information given.
35. She ____________ not remember her password for the computer.
36. You ____________ smoke in this building; it’s against the rules.
37. Students ____________ not enter the exam hall once the exam has started.
38. I ____________ not find my umbrella this morning; it’s raining heavily.
39. She ____________ not lift that heavy box; it’s too much for her.
40. We ____________ not wait for the results patiently.
41. The chef ____________ not cook a variety of cuisines.
42. They ____________ not hear the music from the next-door party.
43. I ____________ join you for lunch if I ____________ finish my work early.
44. We ____________ not go on a road trip if the weather is bad.
45. I ____________ not believe you ____________ complete the project so quickly!
46. Dogs ____________ not hear sounds at frequencies humans ____________.
47. I ____________ run faster when I was younger.
48. He ____________ play the guitar, but he ____________ not sing.
49. You ____________ not borrow my car if you don’t promise to be careful.
50. We ____________ not go to the beach if it’s raining tomorrow.
51. They ____________ not understand the instructions; they were too complicated.
52. Students ____________ not submit their assignments before the deadline.
53. I ____________ not meet you at the café after work.
54. The cat ____________ not open the door by itself.
55. She ____________ not hear the birds singing outside her window.
56. We ____________ not go to the concert last night; the tickets were sold out.
57. You ____________ not try this new restaurant downtown.
58. He ____________ not jump over the fence to get to the other side.
59. The software ____________ not recover lost files in certain situations.
60. I ____________ not lift that heavy box alone; it’s too much for me.
61. You ____________ not reserve a table at the restaurant if it’s not a special occasion.
62. They ____________ not have forgotten about the meeting; it was on the calendar.
63. The car ____________ not fit in that small parking space.
64. We ____________ not go to the cinema if you’re not interested.
65. The teacher ____________ not hear the students talking during the test.
66. I ____________ not imagine how beautiful the view must be from the top.
67. You ____________ not eat all the cake; save some for the others.
68. They ____________ not have reached the airport on time if there was no traffic.
69. We ____________ not go swimming this afternoon if it’s not warm enough.
70. The new employee ____________ not find his way around the office.
71. We ____________ not book tickets online for the concert.
72. The cat ____________ not catch the mouse that was running around.
73. She ____________ not play the piano when she was a child.
74. You ____________ not use my computer if yours is working.
75. I ____________ not make it to the gym today; I have a busy schedule.
76. The children ____________ not watch TV after finishing their homework.
77. I ____________ not join you for lunch if I ____________ not finish my work early.
78. We ____________ not see the movie tonight if there are no tickets available.
79. He ____________ not speak fluently when he was living abroad.
80. You ____________ not bring your pet to the office.
81. They ____________ not complete the project on time if they ____________ not work efficiently.
82. She ____________ not solve the puzzle; it was too challenging for her.
83. I ____________ not hear the music from the concert venue.
84. You ____________ not come to the party if you ____________ not want to.
85. We ____________ not go on a picnic if the weather ____________ not good.
86. I ____________ not find my phone; I must have left it at home.
87. They ____________ not have made it to the airport on time if there was no traffic.
88. We ____________ not use this room for the meeting; it’s reserved.
89. The dog ____________ not open the door by itself.
90. I ____________ not believe she ____________ finish the marathon.
91. You ____________ not park your car here; it’s a no-parking zone.
92. We ____________ not understand why the computer ____________ not start.
93. He ____________ not be at the office by 9 AM; it’s not part of his job.
94. The students ____________ not submit their essays by the end of the week.
95. I ____________ not run faster when I was in high school.
96. She ____________ not play the guitar when she was in a band.
97. You ____________ not bring your own lunch to school.
98. The baby ____________ not speak, but it can understand simple words.
99. We ____________ not wait for the results patiently.
100. They ____________ not find the lost keys if they ____________ not search thoroughly.

Đáp án:

Đáp án Bài tập sử dụng “Can” và “Can’t”:

1. can
2. can’t
3. can
4. can’t
5. can’t
6. can’t
7. can, can’t
8. can’t
9. can’t
10. Can
11. couldn’t
12. can’t
13. Can
14. can’t
15. can’t
16. Can’t
17. can
18. can’t
19. can
20. can’t
21. Can, could
22. can
23. couldn’t
24. couldn’t
25. can’t
26. can’t
27. couldn’t, could
28. can’t
29. can’t
30. Can’t
31. can
32. can
33. could
34. can
35. can’t
36. can’t
37. can’t
38. couldn’t
39. can’t
40. can’t
41. can’t
42. can’t
43. could, could not
44. can’t
45. can’t, could
46. can’t, can’t
47. could
48. could, can’t
49. can’t
50. can’t
51. couldn’t
52. can
53. could
54. can’t, could not
55. can’t
56. couldn’t
57. can
58. could
59. can’t
60. can’t
61. can
62. could
63. can’t
64. can
65. couldn’t
66. can’t
67. can
68. can’t
69. can’t
70. could
71. can
72. could
73. could
74. can
75. can’t
76. can
77. could
78. can
79. could
80. can’t
81. could
82. can’t
83. could
84. can
85. could
86. can’t
87. couldn’t
88. can’t
89. can’t
90. can’t
91. could
92. could not
93. could
94. can’t
95. couldn’t
96. could
97. can
98. can
99. can’t
100. could

Đáp án Bài tập sử dụng “Could” và “Could not”:

1. could
2. could not, could not
3. could
4. could not
5. could not
6. could not, could
7. could, could not
8. could not
9. could not
10. Could
11. could not
12. could not, could not
13. Could
14. could not
15. could not
16. Could not
17. could
18. could not
19. could
20. could not
21. Could, could not
22. could
23. could not
24. couldn’t
25. Could not
26. could not
27. could not, could not
28. could not
29. could not
30. Could not
31. could
32. could
33. could
34. could
35. could not
36. could not
37. could not
38. could not
39. could not
40. could not
41. could not
42. could not
43. could, could not
44. could not
45. could not, could not
46. could not, could not
47. could not
48. could, could not
49. could not
50. could not
51. could not
52. could not
53. could not, could not
54. could not
55. could not
56. could not
57. could
58. could not
59. could not
60. could not
61. could
62. could not
63. could not
64. could
65. could not
66. could not
67. could
68. could not
69. could not
70. could
71. could
72. could not
73. could
74. could
75. could not
76. could
77. could
78. could
79. could
80. could not
81. could
82. could not
83. could
84. Could
85. could
86. could not
87. could not
88. could not
89. could not
90. could not
91. could
92. could not
93. could
94. could not
95. could not
96. could
97. could
98. could not
99. could not
100. could not