1. My classmate and I … our teacher a question about the test.
<p>The sentence would be:<br><em>My classmate and I <strong>asked</strong> our teacher a question about the test.</em></p>
<ul>
<li>The action happened in the past, so the verb "asked" is in the past tense.</li>
</ul>
2. John wanted to … work yesterday but he was sick.
<p>The sentence would be:<br><em>John wanted to <strong>go</strong> to work yesterday, but he was sick.</em></p>
<ul>
<li>After the verb "wanted," we use the base form of the verb (infinitive), which is "go" in this case.</li>
</ul>
3. They … to the park because they were very tired.
<p>The sentence would be:<br><em>They <strong>didn’t walk</strong> to the park because they were very tired.</em></p>
<ul>
<li>In the past tense, we use "didn't" (short for "did not") followed by the base form of the verb ("walk").</li>
</ul>
4. (A) Did you talk to your boss? (B) Yes, I ….
<p>The dialogue would be:<br><strong>(A)</strong> Did you talk to your boss?<br><strong>(B)</strong> Yes, I <strong>did</strong>.</p>
<ul>
<li>In the response to a past-tense yes/no question, we use "did" instead of repeating the main verb ("talked").</li>
</ul>
5. He … twenty minutes for the bus yesterday.
<p>The sentence would be:<br><em>He <strong>waited</strong> twenty minutes for the bus yesterday.</em></p>
<ul>
<li>Since the action happened in the past (indicated by "yesterday"), the verb should be in the past tense: <strong>waited</strong>.</li>
</ul>
6. (A) … they fix their bicycle (B) Yes, they ….
<p>The dialogue would be:<br><strong>(A)</strong> Did they fix their bicycle?<br><strong>(B)</strong> Yes, they <strong>did</strong>.</p>
<ul>
<li>In a past-tense yes/no question, we use "Did" and "did" in the answer instead of repeating the main verb.</li>
</ul>
7. Where … you go to school when you were young?
<p>The sentence would be:<br><em>Where <strong>did</strong> you go to school when you were young?</em></p>
<ul>
<li>In questions about the past, we use "did" with the base form of the verb ("go").</li>
</ul>
8. They … go camping in a park when they were children.
<p>The sentence would be:<br><em>They <strong>liked to</strong> go camping in a park when they were children.</em></p>
<ul>
<li>The phrase "liked to" is used to indicate enjoyment of an activity in the past, followed by the base form of the verb ("go").</li>
</ul>
9. I had to … dinner last night, so I couldn’t watch the TV program.
<p>The sentence would be:<br><em>I had to <strong>cook</strong> dinner last night, so I couldn’t watch the TV program.</em></p>
<ul>
<li>After "had to," we use the base form of the verb ("cook") to indicate an obligation in the past.</li>
</ul>
10. (A) Did you … the book? (B) No, I ….
<p>The dialogue would be:<br><strong>(A)</strong> Did you <strong>finish</strong> the book?<br><strong>(B)</strong> No, I <strong>didn't</strong>.</p>
<ul>
<li>In a past-tense yes/no question, we use "Did" followed by the base form of the verb ("finish"). For the negative response, we use "didn't" (did not).</li>
</ul>
11. Why … you wash the dirty dishes last week?
<p>The sentence would be:<br><em>Why <strong>didn't</strong> you wash the dirty dishes last week?</em></p>
<ul>
<li>In questions about the past, we use "didn't" (short for "did not") followed by the base form of the verb ("wash").</li>
</ul>
12. He … see a dentist yesterday because he had a toothache.
<p>The sentence would be:<br><em>He <strong>wanted to</strong> see a dentist yesterday because he had a toothache.</em></p>
<ul>
<li>Since the sentence is in the past tense (indicated by "yesterday"), we use "wanted to" to express his desire in the past.</li>
</ul>
13. I … at the library very late last night.
<p>The sentence would be:<br><em>I <strong>stayed</strong> at the library very late last night.</em></p>
<ul>
<li>Since the sentence is in the past tense (indicated by "last night"), we use the simple past form of the verb, which is "stayed."</li>
</ul>
14. Mr. Johnson … for help when he fell in the water.
<p>The sentence would be:<br><em>Mr. Johnson <strong>shouted</strong> for help when he fell in the water.</em></p>
<ul>
<li>The action happened in the past (indicated by "when he fell"), so the verb "shouted" is used in the past tense.</li>
</ul>
15. She didn’t answer the phone because she … hear it ring.
<p>The sentence would be:<br><em>She didn’t answer the phone because she <strong>didn't</strong> hear it ring.</em></p>
<ul>
<li>After "didn't" (short for "did not"), we use the base form of the verb, which is "hear" in this case.</li>
</ul>
16. I ... tennis yesterday because I don’t know how to play tennis.
<p>The sentence would be:<br><em>I <strong>didn't play</strong> tennis yesterday because I don’t know how to play tennis.</em></p>
<ul>
<li>After "didn't" (short for "did not"), we use the base form of the verb, which is "play" in this case.</li>
</ul>
17. My family and I … in London when I was young.
<p>The sentence should read: "My family and I <strong>lived </strong>in London when I was young."</p>
<p>This uses the past simple tense to indicate that the action happened in the past.</p>
18. We … some sandwiches and fresh fruit to eat for lunch yesterday.
<p>The sentence should read: <strong>"</strong>We<strong> bought</strong> some sandwiches and fresh fruit to eat for lunch yesterday.<strong>"</strong></p>
<p><strong>"Bought"</strong> is the past tense of "buy," which matches the past time reference "yesterday."</p>
19. They wanted to … a movie but there were no more tickets.
<p>The sentence should read: <strong>"</strong>They wanted to<strong> see </strong>a movie but there were no more tickets<strong>."</strong></p>
<p>The verb "<strong>see</strong>" is used in its base form after "wanted to."</p>
20. (A) Did you have a good time? (B) Yes, I ….
<p>The dialogue should read:<br><strong>"</strong>(A) Did you have a good time? (B) Yes, I<strong> did."</strong></p>
<p>When answering a question in the past tense (with "Did"), we use "did" to avoid repeating the verb.</p>
21. He didn’t … me because I was behind the tree.
<p>The sentence should read: "He didn’t <strong>see </strong>me because I was behind the tree.<strong>"</strong></p>
<p>In negative sentences with "didn't," the verb is used in its base form, which is "see."</p>
22. (A) … you a good student in school? (B) Yes, I was.
<p>The dialogue should read:<br>"(A)<strong> Were </strong>you a good student in school? (B) Yes, I was."</p>
<p>"<strong>Were</strong>" is the correct auxiliary verb to use when asking about the past state of "you."</p>
23. When did they … back to their country?
<p>The sentence should read: <strong>"</strong>When did they<strong> fly</strong> back to their country?<strong>"</strong></p>
<p>In questions with "did," the main verb is used in its base form, which is "<strong>fly</strong>."</p>
24. They … back to their country last month.
<p>The sentence should read: "They<strong> flew </strong>back to their country last month<strong>."</strong></p>
<p>"<strong>Flew</strong>" is the past tense of "fly" and matches the past time reference "last month."</p>
25. Did you … lots of interesting photos on your holiday?
<p>The sentence should read: <strong>"</strong>Did you<strong> take </strong>lots of interesting photos on your holiday?<strong>"</strong></p>
<p>In questions with "did," the main verb is used in its base form, which is "<strong>take</strong>."</p>
26. We had a great time and we … lots of fun and exciting things.
<p>The sentence should read: <strong>"</strong>We had a great time and we<strong> did </strong>lots of fun and exciting things."</p>
<p>"<strong>Did</strong>" is the correct past tense form of "do," matching the past context of the sentence.</p>
27. Why … you finish your math homework last week
<p>The sentence should read: <strong>"</strong>Why<strong> didn’t </strong>you finish your math homework last week?<strong>"</strong></p>
<p>"<strong>Didn’t</strong>" is the correct auxiliary verb for negative and question forms in the past tense.</p>
28. I wanted to …, but I couldn’t. I had to stay and help my friend.
<p>The sentence should read: <strong>"</strong>I wanted to<strong> go, </strong>but I couldn’t. I had to stay and help my friend<strong>."</strong></p>
<p>After "wanted to," the base form of the verb <strong>go</strong> is used.</p>
29. … they late or on time yesterday afternoon?
<p>The sentence should read: <strong>"Were </strong>they late or on time yesterday afternoon ?<strong>"</strong></p>
<p><strong>"Were"</strong> is used for the past tense question with "they."</p>
30. She didn’t answer the phone because she … at home.
<p>The sentence should read: <strong>"</strong>She didn’t answer the phone because she<strong> wasn’t </strong>at home."</p>
<p>"<strong>Wasn't</strong>" is the correct past tense form of "be" to indicate a negative state in the past.</p>
31. (A) … they tired after the long trip? (B) Yes, they ….
<p>The sentence should read:<br><strong>"(A) Were </strong>they tired after the long trip<strong>? (B)</strong> Yes, they<strong> were."</strong></p>
<p>"<strong>Were</strong>" is used for both the question and the answer, as "they" is plural.</p>
32. She never ___ to eat soup.
<p>In this case, the simple past tense "<strong>liked</strong>" is the appropriate choice, as it indicates a habitual action or preference in the past.</p>
33. “I’ll drink tea from this tin mug.” “Where ___ you ___ it?”
<p>The complete sentence would be:<br><strong>"</strong>I’ll drink tea from this tin mug." "Where<strong> did </strong>you<strong> find</strong> it?<strong>"</strong></p>
<p>"<strong>Did</strong>" is the auxiliary verb used in questions in the past tense, and "<strong>find</strong>" is the base form of the verb.</p>
34. It was dark and cold. At one moment he thought that he ___ his way.
<p>The sentence should read: <strong>"</strong>It was dark and cold. At one moment he thought that he<strong> had lost </strong>his way<strong>."</strong></p>
<p><strong>"Had lost"</strong> is the past perfect tense, used to describe an action that happened before another action in the past.</p>
35. I didn’t know anyone in the city where I ___ to get.
<p>The sentence should read: <strong>"</strong>I didn’t know anyone in the city where I<strong> was trying</strong> to ge<strong>t."</strong></p>
<p>"<strong>Was trying</strong>" is in the past continuous tense, indicating an ongoing action in the past. It works well in this context to describe an action (trying to get somewhere) that was happening at the time.</p>
36. - Why ___ you go to the plant? - I ___ no time.
<p>The sentence should read:<br><strong>"</strong>Why<strong> didn’t </strong>you go to the plant? - I <strong>had</strong> no time.<strong>"</strong></p>
<p><strong>"Didn’t"</strong> is used in the question in the past tense, and "<strong>had</strong>" is the past tense of "have," indicating that there was no time in the past.</p>
37. A policeman ___ me crossing the street yesterday.
<p>The sentence should read: <strong>"</strong>A policeman<strong> saw </strong>me crossing the street yesterday.<strong>"</strong></p>
<p>"<strong>Saw</strong>" is the past tense of "see," which is appropriate for the past action indicated by "yesterday."</p>
38. Arthur ___ all his exams by 5 o’clock yesterday.
<p>The sentence should read: <strong>"Arthur had passed all his exams by 5 o’clock yesterday."</strong></p>
<p>"<strong>Had passed</strong>" is the past perfect tense, used to indicate that an action was completed before another point in the past (5 o'clock yesterday).</p>
39. He evidently ___ his shoes for a very long time. They were worn-out.
<p>The sentence should read: <strong>"</strong>He evidently<strong> had been wearing </strong>his shoes for a very long time. They were worn-out.<strong>"</strong></p>
<p>"<strong>Had been wearing</strong>" is the past perfect continuous tense, used to describe an action that was ongoing in the past before another event or condition (in this case, the worn-out shoes).</p>
40. So, the invisible man ___ into the shop and ___ down.
<p>The sentence should read: <strong>"</strong>So, the invisible man<strong> came </strong>into the shop and<strong> walked </strong>down.<strong>"</strong></p>
<p>"<strong>Cam" and "walked</strong>" are in the past tense, which fits the context of a completed action in the past.</p>
41. - We were at the theatre 2 days ago. The performance was excellent. - Who ___ the leading part?
<p>The sentence should read: <strong>"Who played the leading part?"</strong></p>
<p>"<strong>Played</strong>" is the past tense of "play," which is appropriate for referring to an action that happened in the past.</p>
42. One day the boys found a man in the forest. He ___
<p>The sentence would then read: <strong>"</strong>One day the boys found a man in the forest. He <strong>was dying."</strong></p>
<p>"<strong>Was dying</strong>" is in the past continuous tense, which suggests that the man was in the process of dying at the moment the boys found him. It describes an ongoing action in the past.</p>
43. His father ___ a doctor and he ___ to make his son a doctor, too.
<p>The sentence should read: <strong>"</strong>His father <strong>was </strong>a doctor and he<strong> wanted </strong>to<strong> </strong>make his son a doctor, too.<strong>"</strong></p>
<p>"<strong>Was</strong>" is the past tense of "be," indicating that the father was a doctor, and "<strong>wanted</strong>" is the past tense of "want," showing his desire for his son to become a doctor.</p>
44. During his school years Cronin ___ great interest in literature.
<p>The sentence should read: <strong>"</strong>During his school years, Cronin<strong> took </strong>great interest in literature.<strong>"</strong></p>
<p>" <strong>Took</strong>" is the simple past tense, which is appropriate for describing an action (his interest in literature) that happened during his school years.</p>
45. He ___ the box yesterday, because he had to do it.
<p>The sentence should read: <strong>"</strong>He<strong> opened </strong>the box yesterday, because he had to do it.<strong>"</strong></p>
<p>"<strong>Opened</strong>" is the simple past tense, which is appropriate here to describe a completed action that took place yesterday.</p>
46. While the gentlemen ___ the recent events, the ladies ___ about the weather.
<p>The sentence should read: <strong>"</strong>While the gentlemen<strong> were discussing</strong> the recent events, the ladies<strong> were talking </strong>about the weather.<strong>"</strong></p>
<p>"<strong>Were discussing</strong>" and "<strong>were talking</strong>" are both in the past continuous tense, indicating actions that were happening at the same time in the past.</p>
47. She ___ you a letter three weeks ago.
<p>The sentence should read: <strong>"</strong>She<strong> sent </strong>you a letter three weeks ago.<strong>"</strong></p>
<p>"<strong>Sent</strong>" is the simple past tense, which is used when referring to an action that happened at a specific time in the past (three weeks ago).</p>
48. When he ___ home I ___ him the book.
<p>The sentence should read: <strong>"</strong>When he<strong> came </strong>home, I<strong> showed </strong>him the book.<strong>"</strong></p>
<p>"<strong>Came</strong>" and "<strong>showed</strong>" are both in the simple past tense, which is appropriate for describing two actions that happened in the past. The first action (he came home) occurred before the second action (I showed him the book).</p>
49. They ___ breakfast at 7 and ___ home at eight.
<p>The sentence should read: <strong>"</strong>They<strong> had </strong>breakfast at 7 and<strong> left </strong>home at eight.<strong>"</strong></p>
<p>"<strong>Had</strong>" and "<strong>left</strong>" are both in the past tense, indicating that both actions (having breakfast and leaving home) occurred in the past.</p>
50. Long ago people ___ little about those minerals.
<p>The sentence should read: <strong>"</strong>Long ago people<strong> knew </strong>little about those minerals.<strong>"</strong></p>
<p>"<strong>Knew</strong>" is the simple past tense of "know," used to describe something that was true in the past.</p>
51. The dentist ___ two of his teeth. One of them ___ quite good.
<p>The sentence should read: <strong>"</strong>The dentist<strong> pulled out </strong>two of his teeth. One of them<strong> was </strong>quite good<strong>."</strong></p>
<p>"<strong>Pulled out</strong>" is the simple past tense, used for the action of removing the teeth. "<strong>Was</strong>" is also in the past tense, referring to the condition of one of the teeth.</p>
52. I couldn’t imagine what ___ to her.
<p>The sentence should read: <strong>"</strong>I couldn’t imagine what <strong>had happened </strong>to her.<strong>"</strong></p>
<p>"<strong>Had happened</strong>" is the past perfect tense, which is used to describe an event that occurred before another past event (in this case, before the moment of imagining).</p>
53. He felt that he ___ it wrong.
<p>The sentence should read: <strong>"</strong>He felt that he<strong> had made </strong>it wrong.<strong>"</strong></p>
<p>"<strong>Had made</strong>" is in the past perfect tense, which is used to show that the action of making something wrong occurred before the moment he felt it.</p>
54. I ___ my homework when my mother came.
<p>The sentence should read: <strong>"</strong>I<strong> had already done </strong>my homework when my mother came<strong>."</strong></p>
<p>"<strong>Had already done</strong>" is in the past perfect tense, used to show that the action of doing the homework was completed before another past action (when the mother came).</p>
55. Turning I found my father sitting beside me on the sofa. I said “How ___ you ___ here?”
<p>The sentence should read: <strong>"</strong>How<strong> did </strong>you<strong> get </strong>here?<strong>"</strong></p>
<p>"<strong>Did</strong>" is used to form the past simple question, and "<strong>get</strong>" is the base form of the verb that follows "did."</p>
56. Last summer we ___ a trip to Houston.
<p>The sentence should read: <strong>"</strong>Last summer we<strong> made </strong>a trip to Houston<strong>."</strong></p>
<p>"<strong>Made</strong>" is the simple past tense, used to describe an event that happened in the past (last summer).</p>
57. He ___ barely ___ of him until that evening.
<p>The sentence should read: <strong>"</strong>He<strong> had </strong>barely<strong> heard </strong>of him until that evening.<strong>"</strong></p>
<p>"<strong>Had / heard</strong>" is in the past perfect tense, indicating that he had not heard of him before that specific point in the past (that evening).</p>
58. She ___ in Tashkent five years ago
<p>The sentence should read: <strong>"</strong>She<strong> lived </strong>in Tashkent five years ago.<strong>"</strong></p>
<p>Since the action (living in Tashkent) took place in the past, "<strong>lived</strong>" in the simple past tense is appropriate.</p>
59. We ___ English, so I know it a little.
<p>The sentence should read: <strong>"</strong>We<strong> learned </strong>English, so I know it a little.<strong>"</strong></p>
<p>"<strong>Learned</strong>" in the past tense is appropriate because the action of learning English is completed.</p>
60. Yesterday at this time it ___ .
<p>The sentence should read: <strong>"</strong>Yesterday at this time it <strong>was snowing."</strong></p>
<p>"<strong>Was snowing</strong>" is the past continuous tense, used to describe an action that was happening at a specific time in the past.</p>
61. We ___ he ___ ill.
<p>The sentence should read: <strong>"</strong>We<strong> did not know </strong>he<strong> was</strong> ill.<strong>"</strong></p>
<p>"<strong>Did not know</strong>" is in the past simple tense, and "<strong>was</strong>" is used in the past tense to describe his state of being ill.</p>
62. The plane ___ at 4 and it ___ us 20 minutes to get there.
<p>The sentence should read: <strong>"</strong>The plane<strong> landed </strong>at 4 and it<strong> took </strong>us 20 minutes to get there<strong>."</strong></p>
<p>"<strong>Land" and "took</strong>" are in the past tense, indicating that both actions (the landing and the time taken) happened in the past.</p>
63. We ___ the station by 5 o’clock yesterday.
<p>The sentence should read: <strong>"</strong>We<strong> had reached </strong>the station by 5 o’clock yesterday.<strong>"</strong></p>
<p>"<strong>Had reached</strong>" is the past perfect tense, indicating that the action (reaching the station) was completed before a specific time in the past (5 o’clock).</p>
64. The Browns ___ out of town last Sunday and ___ a good time there.
<p>The sentence should read: <strong>"</strong>The Browns<strong> went </strong>out of town last Sunday and<strong> had </strong>a good time there<strong>."</strong></p>
<p>"<strong>Went</strong>" is in the past simple tense, indicating that the action happened last Sunday, and "<strong>had</strong>" is also in the past simple tense, referring to their experience of having a good time.</p>
65. Before answering the telephone, he ___ the table
<p>The sentence should read: <strong>"</strong>Before answering the telephone, he<strong> had laid </strong>the table<strong>."</strong></p>
<p>"<strong>Had laid</strong>" is in the past perfect tense, indicating that the action of laying the table was completed before the action of answering the telephone.</p>
66. Who ___ at the meeting yesterday?
<p>The sentence should read: <strong>"</strong>Who<strong> spoke </strong>at the meeting yesterday ?<strong>"</strong></p>
<p>"<strong>Spoke</strong>" is the past simple tense, appropriate for referring to an action that happened in the past (yesterday).</p>
67. He met me with the bird in his hand. It ___ curiously at me.
<p>The sentence should read: <strong>"</strong>He met me with the bird in his hand. It<strong> was looking </strong>curiously at me.<strong>"</strong></p>
<p>"<strong>Was looking"</strong> is in the past continuous tense, indicating an ongoing action that was happening at the time he met you.</p>
68. Nick ___ yesterday.
<p>The sentence should read: <strong>"</strong>Nick<strong> didn’t come </strong>yesterday<strong>."</strong></p>
<p>This uses the simple past tense to indicate that Nick <strong>did not come</strong> at a specific time in the past (yesterday).</p>
69. I knew that he ___ the same paper each morning.
<p><strong>"</strong>I knew that he<strong> bought </strong>the same paper each morning<strong>."</strong></p>
<p>In this case, <strong>"bought"</strong> is used to indicate a past action that the speaker knew had been happening regularly in the past. It emphasizes the past habit rather than something that still continues.</p>
<p>To summarize:</p>
<ul>
<li><strong>"buys"</strong> would imply the action is still happening regularly now.</li>
<li><strong>"bought"</strong> suggests it was a habitual action in the past, which fits with the use of "knew" in the sentence.</li>
</ul>
<p>So, <strong>"bought"</strong> is indeed the correct choice in this context!</p>
70. He asked the children who ___ the book.
<p>The correct sentence is:</p>
<p><strong>"</strong>He asked the children who<strong> had torn </strong>the book<strong>."</strong></p>
<p>The sentence refers to a past action that happened before the asking, so the past perfect tense ("<strong>had torn</strong>") is needed to show that the action of tearing the book occurred before the time the question was asked.</p>
71. Who ___ on a hike yesterday?
<p>The correct sentence is:</p>
<p><strong>"</strong>Who<strong> went </strong>on a hike yesterday ?<strong>"</strong></p>
<p>The sentence refers to a specific action that occurred in the past, so the simple past tense ("went") is the correct choice.</p>
72. I ___ to do it but I ___ no time. I was very busy.
<p>The correct sentence is:</p>
<p><strong>"</strong>I<strong> wanted </strong>to do it but<strong> I had </strong>no time. I was very busy.<strong>"</strong></p>
<ul>
<li>"<strong>Wanted</strong>" is in the past tense, referring to a desire that existed in the past.</li>
<li>"<strong>Had</strong>" is also in the past tense, indicating the absence of time during that past period.</li>
</ul>
<p> </p>
73. - What luck! I haven’t seen you for ages. - When ___ we ___ last time?
<p>The correct sentence is:</p>
<p><strong>"</strong>When<strong> did </strong>we<strong> meet </strong>last time?<strong>"</strong></p>
<ul>
<li>The question is referring to a specific point in the past, so the past simple tense is used for both the auxiliary verb "<strong>did</strong>" and the main verb "<strong>meet</strong>."</li>
</ul>
74. In the summer of 1868, Melville Bell ___ on a lecture tour in the USA and Canada.
<p>The correct sentence is:</p>
<p><strong>"</strong>In the summer of 1868, Melville Bell<strong> went </strong>on a lecture tour in the USA and Canada<strong>."</strong></p>
<ul>
<li>The sentence is referring to a specific event that happened in the past, in the summer of 1868. Therefore, the past simple tense "<strong>went</strong>" is used.</li>
</ul>
<p> </p>