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Th. Vy
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Trần Thu Trang
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Linh Diệu
14 tháng 10 2017 lúc 18:10

Bài 1 :Put the verbs in brackets in the past simple tense os past perfect tense

1. Neil Armstrong and Buzz Aldrin (collect)......had collected.............. some moon dust samples before they (return)....returned......... to Earth.

2. By the time Yang Liwei (become)........became......... the first person sent into space by the Chinese space program in 2003, NASA had already (send)........sent............ over 100 people.

3. After the spaceship Soyuz 37 (be).......had been...... in orbit around the earth, Pham Tuan and Viktor Gorbatko (conduct)........conducted...........some experiments.

4. When we (arrive)...............arrived...... in Kennedy Space Center, the space shuttle had already (launch)....been launched............. into space.

5. Dennis Tito had already (complete).......completed........ 900 hours of training by the time he (fly).........flew......into space in 2001.

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Lê Quỳnh  Anh
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Dương Hoàn Anh
24 tháng 4 2017 lúc 13:45

Đáp án: D

Toàn bộ bài đọc nói về tàu con thoi.

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Lê Quỳnh  Anh
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Dương Hoàn Anh
15 tháng 8 2019 lúc 10:15

Đáp án: A

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Trần Thu Trang
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Linh Diệu
14 tháng 10 2017 lúc 18:04

Each sentence below contains an error. Underline it and write the correct answer in the space provided.

1. The astronaut visited=>WHO VISITED our school yesterday morning has flown into space four times.

2. Pham Tuan had been=>WAS awarded the title Hero of the Soviet Union after returning from space.

3.The site which=>WHERE the space shuttle is going to be launched next week attracts a lot of visitorS.

4. When=>BEFORE Alan Shepard travelled into space in May 1961, Yuri Gagarin became the first person on April 12th , 1961.

5. The rocks WHICH my father always carries them=>0 in his bag came from outer space

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Thu Huyền Trần
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⭐Hannie⭐
17 tháng 5 2022 lúc 15:34

D

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zero
17 tháng 5 2022 lúc 15:35

D

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Huỳnh Kim Ngân
17 tháng 5 2022 lúc 15:35

D?

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Nguyễn Ngọc Diệp 6A5 C2...
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Dân Chơi Đất Bắc=))))
3 tháng 3 2022 lúc 20:41

Refer nè :))

1. Yesterday, I (go)___went___ to the restaurant with a client.
2. We (drive) ___drove___ around the parking lot for 20 mins to find a parking space.
3. When we (arrive) __arrived____ at the restaurant, the place (be) __was____ full.
4. The waitress (ask) ___asked___ us if we (have)had reservations.
5. I (say)said, "No, my secretary forgets to make them."
6. The waitress (tell)___told___ us to come back in two hours.
7. My client and I slowly (walk) ___walked___ back to the car.
8. Then we (see) ___saw___ a small grocery store.
9. We (stop) stopped in the grocery store and (buy) ___bought___ some sandwiches.
10. That (be) __was____ better than waiting for two hours.

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Lê Quỳnh  Anh
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Dương Hoàn Anh
1 tháng 11 2019 lúc 8:26

Đáp án: became – had already sent

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Huyền Nguyễn Ngọc
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