用所给词适当形式填空。
1.Tom and Mary ___________ (come) to China last month.
2.Mike _________________ (not go) to bed until 12 o’clock last night.
3.Mary __________ (read) English yesterday morning.
4.There _________ (be) no one here a moment ago.
5.I ___________ (call) Mike this morning.
6.I listened but ___________ (hear) nothing.
7.Tom ___________ (begin) to learn Chinese last year.
8.Last week we _________ (pick) many apples on the farm.
9.My mother ________________ (not do) housework yesterday.
10.She watches TV every evening. But she _______________ (not watch) TV last night.