摘要：The film began half an hour ago. The film has been half an hour.
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The film ________ since half an hour ago．
[ ]
A．has been on
B．has begun
C．has been begun
D．began
You are too late. The film ______ since half an hour ago.
A.has begun B. has been on C. began
查看习题详情和答案>>You are too late. The film ________ since half an hour ago.
A. has begun B. has been on C. began D. is beginning
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