题目内容
The train ________ at 7∶00, we have been waiting for as long as two hours.
[ ]
A.must have arrived
B.might have arrived
C.was supposed to arrive
D.should arrive
答案:C
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题目内容
The train ________ at 7∶00, we have been waiting for as long as two hours.
A.must have arrived
B.might have arrived
C.was supposed to arrive
D.should arrive