1、They don‘t go to school（ on ）Sundays.
2、Do you often have breakfast（ at ）7；30?
3、He often visits his friends（ at ）night.
4、The children are very happy( on )Children’s Day.
5、I was born（ on ）June 2nd 1987（ on ）Sunday.
6、He gots up（at ）8；00 in the morning.
7、Mike often plays the piano（ on ）Monday afternoon.
8、He usually goes shopping （ in ）the evening.
绝度正确