1)Dave (make) a model plane with his dad when the phone rang.
2)What (the kids/do) this time yesterday?
3)I (cut) the onions while Gary (peel) the potatoes.
4)Who (you/ talk) to when Jessica came into the classroom?
5)Harry (not/watch) a cartoon on TV this time last week.
6)Why (your brother/not/do) his headache and he (lie) in his bed.
7)Peter and I (not/study) together last Friday. We (prepare) a surprise party for Tom.
8)(you/read) a book when mum arrived home last night?
9)At 7 I (water) the plants
1-was making
2-were the kids doing
3-was cutting, was peeling
4-were you talking
5-was not watching
6-wasn't your brother doing, was lying
7-were not studying, were preparing
8-Were you reading
9-was watering
Объяснение: