1. Yesterday, they (come) ………….. back home after they (finish) ………… their work.
2. She said that she ( meet) ……………………. Mr. Bean before.
3. Last night before he (go) ……………….. to bed, he (read) …………………… a novel.
4. When I came to the stadium, the match (start) ……………………………for a moment.
5. My father (not/ play) ……………………. any sports since last year.
6. Some people (attend) …………………….the meeting right now.
7. If I had a typewriter, I (type) ……………………. it myself.
8. He (live) ……………………. in Laos before he went to Vietnam.
9. After Hoa (eat) ……………………. the cake, she began to feel sick.
10. I (not drink) …………………….that wine if I (be) ……………………. you.
11. While the plumber (repair) ………………the dishwasher, I (watch) …………………the smartphone.
12. She said that she (already, see) .................................. Dr. Rice.
13. Yesterday, after he (take) ……………………. a bath, he (go) ......................... to bed.
14. He told me he (not/eat) ......................... such a kind of food before.
15. When he came to the station , the train (already/leave) .............................
16. Yesterday, John (go) ....................... to the store before he (go) ....................... home.
17. She (win) ......................... the gold medal in 1986.
18. Our teacher (tell) ......................... us yesterday that he (visit) ......................... England before.
19. Before I (watch) ......................... TV, I had done my homework.
20. After I (wash) ......................... my clothes, I slept.