问题

____ he drives or takes the train, he will be here on time
A:Whether
B:If
C:That
D:How
B:If
C:That
D:How
正确答案是:
同类题型
_____________ that he did quite well in the exam
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into a supermarket without a clear list, you might picking up what you wouldn’t necessarily want.
I cannot______ puzzled,for I simply cannot understand how I could have made such a stupid mistake