相关考题
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单项选择题
（）they are doing has never been done before.
A. That
B. What
C. Why
D. Whether -
单项选择题
（）I enjoy most is（）I can have a holiday from work.
A.That;that
B.That;what
C.What;what
D.What;that -
单项选择题
Before I got to the cinema, the film（）
A.had begun
B.has begun
C.is begun
D.was beginning
