1、They weren't in Shanghai last week

2、She wasn't in Grade last year

3、How did you go there?

4、I cried at home last night

5、He didn’t have classes this morning

6、Were they in Shanghai last week?

7、What were you?

8、I wasn't a student

9、You were absent from school two days ago

10、How many books did you buy?

11、Where was she last year?

12、We did not have a good time yesterday

13、She got lost just now

14、He always worked into night those days