Chủ đề:
Luyện tập tổng hợpCâu hỏi:
1. Before he (answer)..................your question, he (think)..................twice his word.
2. They (listen)..................to the music last Monday.
3. After the manager (answer)..................his telephone, he (come)..................into the office.
4. She (learn)..................English before she (fly)..................to America to work.
5. They (put)..................up the tent before it (rain)..................
6. She (turn)..................off the lights and (lock)..................all doors.
7. The last time I (play)..................football was five years ago.
8. His parents (die)..................when he (be)..................nine years old.
9. After the earthquake, they (become)..................homeless.
10. He (work)..................as a manager before he (retire)..................