1. He must have a break. He (has been driving) for hours.

2. My cousin, Tom (has just finished) his military service. Не (has been looking) for a good job since then. Yesterday he (received) a letter from his old boss. In his letter, he says he needs him again, but Tom (does not want to work) with him. Because they (had had) some problems before he (left) his job.

3. After they (learnt/had learnt) the new words last term, they (started) the course book.

4. Please don't disturb us, we (are recording) the Director's conversation.

5. Steve (had had) a lot of girlfriends by the time he (got) married.

6. We are quite anxious about Jane now. She (left) home a fortnight ago to spend her vacation with her friends but she (has not written) to us yet.

7. They (have been living) in bad conditions since the war (started).

8. I (have not had) any trouble with my car so far.

9. When the boss (came) in the office, the secretary (was typing/had typed) the letters.

10. Barbara is a writer. She has already (written) several novels.

11. Tom's father (swims) everyday. He says swimming (is) really good to keep fit.

12. As it (was raining ), a car accident (happened) on Main Street.