问题
ack, I just can’t get my car started. I think there’s something wrong with the engine.—Oh, let me see. Ah, that is not _______ it is. Actually, your car has used up all the petrol.
A:where
B:when
C:what
D:how;
B:when
C:what
D:how;
正确答案是：
同类题型
_____the cdetailed investigation.
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called you this morning,nobodyanswered the phone.Where______
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