Past simple\ past continuous. 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 adn 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 o'clock 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 o'clock yesterday? 10. at this time yesterday i (to go) home.

1.drunk..when i was coming
2. walked...was passing
3. thought...was falling
4. listened
5. entered... was writingwere copying 
6. got...began
7.was having
8.came...was doing
9.were you doing
10.was going

They (the drink) tea when I (come) home. 2. He (went) down the river when the boat (floated). 3. The old man (thought) about his plan when he slept at night. 4. We (streaming) to an interesting lecture yesterday. 5. When I (came) in the class, the teacher (written) words on the board ADN students (for rewriting) them in their training - books. 6. They are (were) ready to go when (started) rain. 7. Yesterday at 1:00 I (ate) lunch in the dining room. 8. When he (came), I (did) my exercises. 9. What you (do) at eight o'clock yesterday? 10. At this time yesterday I (went) home.