Jean did not have time to go to the concert last night because she was very busy（）for her examination.
A. to prepare
B. to be prepared
C. preparing
D. being prepared
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Why didn't you ______ me about it earlier
A. talk
B. speak
C. tell
为了应对国际金融危机，我国从2008年第四季度起开始实施( )。
A. 积极的财政政策
B. 稳健的财政政策
C. 中性财政政策
D. 适度从紧的财政政策
You ______ talk so loud in the library.
A. needn't
B. may not
C. mustn't
Then the young man came back because ______.
A. he got off at the wrong station
B. he found he had left his bags on the train
C. he thought he had left something on the train
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