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题目内容
（安徽广播电视大学-土木工程）
The manager______ at 8:30 AM for the meeting, but he didn.t show up.
A、ought to arrive
B、should have arrived
C、should arrive
D、was supposed to arrived
A、ought to arrive
B、should have arrived
C、should arrive
D、was supposed to arrived
参考答案