Ответ:

1. David came in when the children were writing a test.

2. Mike phoned me when I was taking a shower.

3. Mike was speaking to me when his little sister took his book out of his schoolbag.

4. We met them when we were standing at the bus stop.

5. I was sleeping when his mother came back.

6. On Monday Mary was cooking lunch when the postman (rought her a letter from her friend.

7. When the teacher came into the classroom, the children were sitting at their desks.

Ответ:

1.came, were

2. phoned, was taking

3. was speaking took

4.met, were standing

5. was sleeping , came

6. was cooking, was bringing

7. came, were sitting