Помогите, пожалуйста: Упр. 191. Раскройте скобки, употребляя глаголы в Past Simple или Past Continuous.67 1. They (to drink) tea when I (to come) home. 2. He (to walk) along the river when a boat (to pass). 3. The old man (to think) about his plan when he (to fall) asleep. 4. We (to listen) to an interesting lecture yesterday. 5. When I (to enter) the classroom, the teacher (to write) words on the blackboard and the pupils (to copy) them into their exercise-books. 6. They (to get) ready to go out when it (to begin) raining. 7. Yesterday at one oclock I (to have) lunch at the canteen. 8. When he (to come) in, I (to do) my exercises. 9. What you (to do) at eight oclock yesterday? 10. At this time yesterday I (to go) home. 11, You (to sleep) when I (to go) out. 12. He (to read) on the sofa when I (to come) in and (to sit) down beside him. 13. I (to walk) along the street with my friend when a tram (to pass). 14. She (to look) out of the window when I (to see) her. 15. We (to answer) the teachers questions when the headmistress (to enter) the classroom

1They were drinking I came 
2He was walking boat passedh
3was  thinking  he fell 
4listened 5entered  was writing
6were getting began 
7had
8came was doing 
9What where you doing...
10was going
11were sleeping  went12was reading came and sat 
13was walking passed
14was looking saw 
15were answering entered
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