1 were
2 did you want- phoned- didn't answer
3 what did Helen do... cleaned
4 was
5 did the teacher give
6 moved
7 did the students go
8 played
9 what did the boy do
10 were
11 why did the waiter give
12 visited
Объяснение:
1. We were surprised to see our granny in the school. 2. Did you want to go to the party yesterday? I phoned you last week, but you didn't answer. 3. What did Helen do on Sunday? She cleaned her room as her friends promised to call her. 4. The town was crowded at 12. 5. Did the teacher give the students much homework last Friday? 6. Many people moved to the South last year. 7. Did the students go to the museum with their teacher? 8. The children played hide-and-seek in the yard. 9. What did the boy do on Sunday? He listened to his new CD 10. The streets were crowded yesterday 11. Why did the waiter give our dishes so late? 12. Many tourists visited London last year.