问题

The key _____ the question is easy. [ ]
A: to
B: on
C: in
D:for
B: on
C: in
D:for
正确答案是:
同类题型
He has already gone home. But before he left, he__________ all the mistakes in his translation.
Though he is _____ ugly boy, yet he often comes _____ first in the exams.
What’s your plan for this weekend?-I’m going to ________ it with my grandparents.
I often have chicken and fruit ________ dinner.[ ]
Linda came back home very late yesterday, so her mother her.