搜题
王老师:19139051760(拨打)
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第1题

The chairman made a concluding speech ___ the meeting.(本题5.0分) A、 at the end of B、 on the end of C、 in t
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第2题

The production is slow because we are short of_______workers.(本题5.0分) A、 good B、 brilliant C、 skilled
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第3题

It was impossible to see everything during our_______visit to Paris .(本题5.0分) A、 brief B、 great C、 brill
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第4题

I will get the job finished _____ if no one comes to bother me.(本题5.0分) A、 at time B、 at times C、 at the
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