Chỉ cần câu 1 thôi ạ

Oleum X có công thức H2SO4.nSO3, trong X chứa 37,87% lưu huỳnh về khối lượng. Tìm công thức chính xác của X

21. Where ( be) she ? She (have) a bath.
22. Look! The birds (sing) and the sun ( shine) .
23. I ( phone) her last night  but she ( not answer).
24. We (talk) on the telephone at this time yesterday.
25. It started to rain when we ( watch) TV.
26. When they (have) a drink , a waiter  dropped a pile of plates.
27. I (read ) books several time.
28. He ( get) a lot of money if he works hard.
29. Yesterday, he (throw) a lot of rubbish, he ( throw) it for a week.
30. IT’s hot in here .I ( turn) on the air conditioner.
31. Would you mind ( not talk)? 
32. Do you mind If I ( turn) of the lights ?
33. Would you mind if I (open) the door?
34. My friends ( always/ advise) not to stay up late .
35. Nobody gave him any money .=> He________________________
36. his wife often brings him sandwiches at lunch.
37. let me ( pay) the bill.

I. Verb form :
1. She ( come) until she finish her work.
2. If you (be) you ,I (phone) her.
3. They often (catch) a bus to work when they were young.
4. she wishes she (understand) me.
5. An hour ago , she (stand) on the chair.
6. She said she ( swim) in the sea.
7. He ( swim) for an hour.
8.She is happy (receive) his letter. 
9. If she (break) the cup ,she would be punished .
10. A cup ( treat) since yesterday.
11. He (  fly) to Moscow  several times. 
12. He ( choose) to be a president next year.
13. For centuries , people ( challenge) by the mysteries.
14. If you (find) any mistakes ,show them to the teacher.
15. They ( tell) to stay in bed everyday.
16. The guests ( invite) to the party last week.
17. He told me ( not talk) too much .
18. I asked her if she ( invite) me to the party  the next day.
19. I ( be not ) at home every often.
20. We  will go when  it ( stop) raining.

61. I haven’t spoken to her for a week .=> I didn’t _____________________________
62. He was rich ,so he couldn’t go out .=> Because_____________________________
63. She works late although she has time .=> Despite_____________________________
64. Lan doesn’t fly to Moscow ,so she doesn’t meet Ba.=>  If _______________________
65. Unless she goes home , she will not meet him .=> If___________________________
66. The book is about the girl .She runs away from home .=>The book_____________
67. If you aren’t careful , you will not win.=> Unless_____________________________
68. Will you post this letter ? =>Will_____________________________  ?
69. Despite the bad crop ,we buy a car .=> Though_____________________________
70. Did you study English when  you were young ? => Did you use_________________?
71. “ You should not do your test carelessly” => I advised her_______________________

41. He wrote the letter in  two hours. => It took_____________________________
42.  It takes her one year to plan for a trip .=> She spends___________________________
43. I haven’t met her since 2020. => the last _____________________________
44. It is difficult to speak English .=> I find_____________________________\
45. Stop talking or you won’t  understand the lesson. => If _________________________
46. Nobody in the class is more helpful than Ba.=> Ba_____________________________
47. Linh often got up late when she was young .=> Linh used _______________________
48. Although they are old , they run fast .=> Despite _____________________________
49. I find it difficult to speak English. => I am not used _____________________________
50. I’m sorry he doesn’t lay the table .=> I _____________________________
51. She works hard because she wants to earn money .=> If ______________________
52. “ How many beds are there in your house ?” => He asked her____________________
53. They have just repainted the engine of the car.=> the engine____________________
54. I visited the town . He is living in that town . => I visited________________
55. I want you to do your homework. => I ‘d rather _____________________________
56. “ What is the name of your mother ?” => I asked Hoa___________________________
57. He is too short to reach the shelf . => He is not  _____________________________
58. The man is sick . The man spoke to you yesterday.=> The man_________________
59. I met the girl . you are speaking to her  mother .=> I met________________________
60. The day is boring . you helped  her then . => The day___________________________

21. She hasn’t grow maize for a long time .

=> It’s_____________________________

=> She last_____________________________

=> The last_____________________________

22. He started to wear this shirt at Lan’wedding .=> He  has_________________________

23. This is the first time she has ever written a poem.=> She has_____________________

34.Learning a little English is not difficult .=> It’s_____________________________

35. You ought to catch a bus home .=> It’s time _____________________________

36.I didn’t  speak English as well as her.=> She_____________________________

37. She went to bed  early because she felt tired .=> She went________________________.

38. Because she behaves well ,everybody loves her.=> Because of___________________

39. That house is old .We can’t live in it.

=> That house_____________________________

=> It is _____________________________

40. I’m very pleased that we shall visit her again .=>  I am looking ___________________

1.She started to plant trees 20 days ago .=> She has _____________________________
2. He has never baked a cake before.=> It’s_____________________________
3. It’s the first time she has ever published a book. => She _________________________
4. They are singing a song => A song_____________________________
5. Nobody has spent money .=> Money_____________________________
6. The men were interviewing him .=> He_____________________________
7. She will record a piece of music .=> A piece of music___________________________
8. I’m pleased to write a poem. => I’m looking_____________________________
9. She was rich , so she gave me money .=> Because _____________________________
10. They are happy ,but they don’t go out .=> Though_____________________________
11. Despite the bad result ,he didn’t go out .=> Though _____________________________
12. He misses the train .=> I wish_____________________________
13. He walked more quickly than me .=> I_____________________________
14. Nobody in the class is more curious than Lan.=> Lan___________________________
15. Hoa is not as good as Ba. => Ba_____________________________
16. Nga works hard .I admire her result .=> Nga_____________________________
17. “ I must study my lesson .”  => He said_____________________________
18. “ Don’t be lazy before you exam .” => She told_____________________________
19. “ Are you chatting on the phone ,Ha?” => I wanted to know _____________________
20. The last time we saw each other was two years ago.=> we haven’t_________________

I.   Fill in the blank with an appropriate preposition or adverb to form a phrasal verb.

1.   They got                           bus and walked to the craft village.

2.   The museum has been temporarily closed                 for reconstruction.

3.   Bat Trang Ceramic Village is facing up                                  the lack of artisans.

4.   He asked her to go on a vacation with his family but she turned him                                 .

5.   Tourists coming                          Western countries find conical hats interesting.

6.   She is used to dealing                            all kinds of people in her job.

7.   He got                  to find himself alone in the house.

8.   Tomorrow’s match has been called                 because of the icy weather.

9.   I’m looking                     to the reunion with my family in Vietnam.

10.       These traditional stories have been passed                       from parent to child overmany generations.

II.  Complete the second sentence so that it has a similar meaning to the first sentence, using the word in capital.

1.   Local people can earn their livings by providing tourists with necessary services. (LIVE)

→  Local people________________________________________________________

2.   That man has a friendly relationship with the owner of Los Angeles County Museum of Art. (GETS)

→  That man___________________________________________________________

3.   Pictures of the suspect were published in all daily papers. (BROUGHT)

→  Pictures____________________________________________________________

4.   There is no oil and gas left on Earth. (RUN)

→  The Earth has_______________________________________________________

5.   The council had to cancel the football match because of the storm. (CALL)

→  The council_________________________________________________________

6.   She was reading a magazine as she waited in the doctor’s office. (LOOKING)

→  She _______________________________________________________________

7.   I will return to Hoi An to have another week of adventure this summer. (COME)

→  I__________________________________________________________________

8.   After leaving college, he started his own business with a bank loan. (SET)

→  After______________________________________________________________

9.   She promised to meet me at the cinema this evening, but she didn’t arrive. (TURN)

→  __________________________________________________________________

10. Nicholas began his trip to the remote farmhouse in Connecticut yesterday. (SET)

→  Nicholas ___________________________________________________________