Last night we (watch) __________TV when the power (fail) __________.
2. London (change) ___________ a lot since we first (come) __________ to live here.
3. I (spend) __________ a lot of time travelling since I (get) __________this new job.
4. She (have) __________a hard life, but she’s always smiling.
5. He sometimes (come) __________ to see his parents.
6. Last month I (be) _____________ in the hospital for ten days.
7. What you (do) ____________________ when I (ring) ________________ you last night?
8. I (not see) __________________ him since last Sunday.
9. My mother (come) __________________ to stay with us next week.
10. When he lived in Manchester, he (work) _________________ in a bank.
11. Columbus (discover) ___________________ America more than 400 years ago.
12. Listen! The birds (sing) ________________.
13. You (receive) _______________ any letter from your parents yet?
14. How long Bob and Mary (be) ___________________ married?
15. She (ask) _________________ me to tellabout him several times.
16. John (watch) __________________ TV at 8:00 last evening.
17. He (do) ________________ his homework before he (go) _____________ to the cinema.
18. Hurry up! The train (come) ____________________.
19. We (not talk) _______________ to each other for a long time.
20. He (feel) _________________ asleep while he (do) __________________ his homework.

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41. It’s a long time since we last went to the cinema.
A. We have been to the cinema for a long time. B. We haven’t been to the cinema for a long time.
C. We don’t go to the cinema as we used to. D. We wish we went to the cinema now.
42. The last time I saw Rose was three years ago.
A. I didn’t see Rose for three years. B. I haven’t seen Rose three years ago.
C. I haven’t seen Rose since three years. D. I haven’t seen Rose for three years.
43. I haven't visited the museum for three months.
A. It is three months since I have visited the museum.
B. I didn't visit the museum three months ago.
C. The last time I had visited the museum was three months ago.
D. It is three months since I visited the museum.
44. "John began playing the piano 10 years ago"
A.John played the piano 10 years ago. C. John has played the piano for 10 years.
B.John used to play the piano 10 years ago. D. John doesn't play the piano anymore
45. The last time I saw her was a week ago. .
A.I haven't seen her for a week. C. I haven't seen her since a week.
B.I have seen her for a week. D. I have seen her since a week.

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Làm giúp em với nếu được thì giải thích với ạ

Khoanh lổi sai

31. When I walk past the park, I saw some children play football.
A walk B saw C children D play
32. After John eaten dinner, he wrote several letters and went to bed.
A eaten B he wrote C letters D went
33. What did you do at 9 o'clock last night? I phoned you but nobody answered.
A did you doB last night C phonedD nobody
34. When I arrived at the station, the train has already left.
A when B arrived C at D has already
35. Ann and Susan have known each other during they were at school.
A have known B each other C during D were
36. She has disappeared three days ago, and they are still looking for her now.
A has disappearedB andC are still D for her
37. After Mrs. Wang had returned to her house from work, she was cooking dinner
A returned B to her house C from work D was cooking
38. It’s the first time I saw this film
A It's B time C saw D this film
39. After he graduates from university, he joined the army.
A after B graduates C from D the army

40. Up to now, there had been no woman being chosen the US president.

A up to now B had been C no D being chosen

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1. He was writing to his friend when he __________a noise.
A. was hearing B. heard C. had heard D. hears
2. I __________many people since I came here in June.
A. met B. has met C. was meeting D. have met
3. We __________ maths at this time last week.
A. were learning B. are learning C. was learning D. learnt
4. She was playing games while he __________a football match.
A. watched B. watches C. was watching D. watching
5. She __________to Ho Chi Minh city last year.
A. goes B. has gone C. go D. went
6. Since we came here, we ______ a lot of acquaintances.
A. have had B. had C. have D. are having

7. __________he playing football now?
A. Will B. Does C. Was D. Is
8. Every morning, I often sit in my garden and____ to my nightingale sing.
A. listening B. listen C. listened D. listens
9. She __________school when she was six.
A. start B. started C. has started D. are starting
10. I. __________TV when the telephone rang.
A. watched B. was watching C. are watching D. have watched
11. I will contact you as soon as I ___________the information.
A. will get B. get C. got D. had got
12. If he's late again, I_____ very angry.
A. am going to be B. will be C. would be D. am
13. A: “The phone is ringing” B. “ I ______it”.
A. answer B. will answer C. have answered D. will be answering
14. Yesterday, I _______ for work late because I _______ to set my alarm.
A. had left / forgot B. was leaving / was forgetting
C. left / had forgot D. had been leaving / would forget
15. By the time we ____ to the train station, Susan _____ for us for more than two hours.
A. will get / has been waiting B. got / was waiting
C. got / had been waiting D. get / will wait
16. While her brother was in the army, Sarah ___________ to him twice a week.
A. was writing B. wrote C. has written D. had written
17. The Titanic _______ the Atlantic when it _______ an iceberg.
A. was crossing / struck B. had crossed / was striking
C. crossed / had struck D. is crossing / strikes
18. In the 19th century, it _______ two or three months to cross North America by covered wagon.
A. took B. had taken C. had taken D. was taking
19. Last night at this time, they _______ the same thing. She ______ and he _________ the Newspaper.
A. are not doing / is cooking / is reading B. were not doing / was cooking / was reading
C. was not doing / has cooked / is reading D. had not done / was cooking /read
20. After he ____________ his English course, he went to England to continue his study.
A. finish B. finishes C. finished D. had finished

Em cảm ơn nhiều

Use the following cues to write a letter to your friend:
I / arrive / Thap Cham train station / 2 pm late last Saturday. My uncle Hung / meet me there. He/ take/ me home / taxi.
I/ visit/ the Cham Tower/ the beaches. I / go/ to Vinh Hy Beach, too. It / be/ beautiful. Yesterday my uncle / I / go / Phan Rang supermarket. I / buy / lot / souvenirs there. I / eat/ lots/ food. I / enjoy/ it very much.I like grapes/ best.
I/ leave/ Phan Rang next Saturday. I/ happy. People in Phan Rang/ be/ very nice/ friendly. The food / / be/ delicious and the air / be/ pure. The train /arrive home / 7 pm. Please pick me up at Hanoi train station

Cảm ơn nhiều ạ

Cho em hỏi về môn Tiếng Anh đó là vị trí của các từ trong Tiếng như thế nào. Ví dụ như trước danh từ là gì sau danh từ là gì , giữa hai giới từ là gì...

Mong mọi người trả lời sớm nhất

Em cảm ơn ạ

Phân tích đa thức thành nhân tử bằng phương pháp dùng phép chia đa thức

x³-5x²+8x-4

x³-6x²+11x-6

x³-x²-4

3x³-7x²+17x-5

5x⁴+9x³-2x²-4x-8

2x4+7x³-2x²-13x+6

Làm hết giúp em với ạ

Em đang cần gấp

Cảm ơn rất nhiều ạ

Phân tích đa thức thành nhân tử bằng phương pháp dùng phép chia đa thức

x³-5x²+8x-4

x³-6x²+11x-6

x³-x²-4

3x³-7x²+17x-5

5x⁴+9x³-2x²-4x-8

2x⁴+7x³-2x²-13x+6

Làm hết giúp em với ạ

Em đang cần gấp

Cảm ơn rất nhiều ạ