I don’t know ___________ the question.
#70356
A
what to answer
B
how to answer
C
to answer what
D
to answer how
推荐题目
It’s important ________ the piano well. 
#70667
A
of him to play
B
for him to play
C
of him playing
D
for him playing
―Shall we have our house painted?―________I think it’s fine as it is.
#68955
A
Why not?
B
Better not.
C
Go ahead.
D
Not exactly.
----She didn’t come to school yesterday, did she? ---- ___________, though she was not feeling very well.
#69890
A
No, she didn’t
B
Yes, she didn’t
C
No; she did
D
Yes, she did