Проверьте сделанное, и решите 4, 5 задания.
Заранее

1.when she woke up, the sun was shining brightly.

2. the teacher was explaining the rule, when the headmaster entered the classroom. 

3. she was walking in the garden and didn't know what was going on in the house.

4. we were laughing at somebody's joke, when she came in. 

she had been looking at us for about a minute, then turned and left the room.

6. after we had left, they were still discussing the problem.

7. what a shame on you!   why didnt you stop them, while they were fighting?

8. what were you doing at 4 o'clock? i rang you up but nobody answered. 

i was out. i was preparing for the report in the library.

9. he woke up because of some sound. the telephone was ringing.

  2.

1 when does the president arrive?

2. what coumtry   does g.b. sell many goods to?

3. how often do we recieve foreign businessmen?

  when are we going to meet mr.clark today? what is mr.clark?

4. what is anna interested in?   what does she do very well?

5. what do i ususally do after lunch?

6. whom is our secretary making an appointment now with?