问题

He stays at home ______ weekends.[ ]
A: at
B: on
C: to
D:in
B: on
C: to
D:in
正确答案是:
同类题型
_____ doesn’t seem to have been any trouble in solving the problem.
My mother _______ me a computer as a birthday present next year.
Andy, are you learning Lesson this week?— No. We are learning lesson now.
_______is it from your work place?-About thirty minutes’ drive.
______ is it from the factory to your house? — Five minutes’ walk. [ ]