问题

1—What’s the matter with you You look soworried.– I don’t know ___________ the problem.

A:what to solve
B:how to solve
C:to solvewhat
D:how can I

正确答案是：

同类题型

Howabouteighto’clockoutsidethecinema—That________mefine.

The novel was so interesting that he readit _____ in a single day.

Of all the streets in Beijing, Wangfujing is_______.

I hope you_______ the game.

Which________you rather_________，tea or coffee