问题

Can you tell me ________?

A:what are they doing that for
B:why they are doing for
C:why are they doing that
D:what they are doing that for

正确答案是：

同类题型

I failed again. I wish I _________ harder.—But you _________.

I don’t like summer, as it is hot and we have to do homework.

This kind of metal ______ well，and therefore the metal stick ______ into halves easily.[ ]

Iamastudent________IamChinese.

Deerfaster than dogs