Question

You’d better take another flight to New York , for the AA 505 Flight ______ have been cancelled. But you should call the airport to make sure.

A．must

B．might

C．would

D．should

Answer 1

B

試題分析:句意：你最好搭乘另一架航班，因為AA 505 號航班可能取消了。但是你應該給機場打電話詢問一下。A 必須，肯定；B可能，可以；C將；D應該。根據后面內容you should call the airport to make sure可以判斷說話人不確定，所以選B。