Giải thích giúp mình vs ạ mình cần gấp
----- Nội dung ảnh -----
Nội dung bức ảnh:

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Ex 3: Circle A, B, C or D to indicate the correct answer to each of the following questions:

1. While we were having dinner at a restaurant someone came to the house and _________.
A. left
B. had left
C. was left
D. had left

2. "Have you met her?"
She said she met you once at the Hilton last year.

3. "How's Peter doing?"
"I don't _________."
A. know
B. haven’t heard
C. didn’t hear
D. haven’t known

4. I have _________ great changes in our village in the past few years.
A. been
B. made
C. have
D. is

5. The noise __________ from the trains.
A. was annoyed
B. has annoyed
C. is annoying
D. has been

6. After he had finished his English course, he __________ to England to continue his study.
A. went
B. had gone
C. was going
D. had come

7. I ________ living here for two years.
A. was
B. had lived
C. has come
D. has lived

8. I had ________ before she came.
A. prepared
B. was going
C. gone
D. opened

9. When she came into the hall, she was having a bath.
A. was
B. had
C. is
D. has been

10. There __________ a lot of new friends since they were making.
A. have moved
B. hasn’t come
C. is
D. have been

11. Did you _________ her?
A. know
B. met
C. was meeting
D. didn’t meet

12. I am trying ___________ to play it.
A. to
B. with
C. on
D. in
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