读句子，选择正确的单词填空。
1. Lulu ______________ (was, were) at Ken's house yesterday.
2. Mocky ______________ (was, is) eating an apple.
3. Ann ______________ (has, had) some milk for breakfast.
4. They ______________ (are, were) in the park last Monday.
5. John ran in the ______________ (first, one) race.
6. Where ______________ (were, are) you last night?
7. Mocky ______________ (do, did) a high jump last Sunday.
8. Tom ______________ (went, goes) to school yesterday.
9. Last Sunday we ______________ (visit, visited) a friend.
10. Ann ______________ (clean, cleaned) the window yesterday.
