问题
I don’t understand ______ such a silly question in class yesterday.
A:why did John ask
B:why John asked
C:why is John asking
D:why John asks
B:why John asked
C:why is John asking
D:why John asks
正确答案是：
同类题型
Is the Nanjing Bridge open to the public yet?—Yes. It ____ for almost one and a half months .
Han Mei often helps him _______his English. [ ]
We can’t go out ________________ school nights.[ ]
People give their money or get their money from .
Would you like some coffee? —Yes, and please get me some milk. I prefer coffee _______ milk. [ ]