Circle the correct verb form in each sentence.
1) it is/was hot yesterday.
2) she can/could swim when she is/was three.
3) we wasn't / weren't at the cinema last Saturday.
4) was/were John at the party?
5) can/could you come to my party? Yes, I can/could .
6) Where was/were you at 10.00 yesterday ?
7) Was/were his sister a student in 2012?
8) Can/could her brother drive when he was at school?