问题

I don’tknow ______ with this problem. It’s too hard. — You can ask Mr Wang for help.
A:which to deal
B: when to deal
C:whatto deal
D: how to deal
B: when to deal
C:whatto deal
D: how to deal
正确答案是:
同类题型
Helen, doyou know if Martin _______ to my party next week?——I think he willcome if he ______ free.
We should do more such exercises in the future, I think, ____ we did yesterday.
Doctors have said that as many as 50 percent of patients don’t take medicine ____ directed.
They’ve finally decided to put an end to the long and bitter________between them and make peace.