A、in asking
B、to ask
C、to be asked
第2题
A、A. As he was tired
B、B. If he was tired
C、C. Tired as he was
D、D. Now that he was tired
第4题
A、Would he leave
B、Was he leaving
C、Were he to leave
D、If he leaves
第6题
A、he should
B、he was going to
C、he would
D、that he would