用at，in或on完成句子。

Mr.and Mrs．Jackson don't go to work ________ Sundays．

用at, in或on填空

1．Mike goes to school ________ seven o'clock ________ the morning．

2．Mr.and Mrs.Jackson don't go to work ________ Sundays．

3．Bob often listens to music ________ 6∶00 p.m.

4．Jim's birthday is ________ April l8th．

5．My mother usually does housework ________ the evening．