问题描述：
It's seven in the morning.It's time ___him___
A.of,go to school
B.for,to go to school
C.for,go to bed
D.of,go to bed
A.of,go to school
B.for,to go to school
C.for,go to bed
D.of,go to bed
问题解答：
我来补答展开全文阅读