{01}The UN officials say it could be many weeks and even months ____ a deal is reached.
A.before
B.after
C.when
D.as
解析:连词辨析. A.在……之前B.在……之后 C.当……时候 D.随着。句意:联合国官员说在达成协议之前可能有几周甚至几个月的时间。故选A。 本题选A。 {02}_______ you call me to say you are not coming, I’ll see you at the theatre.
A.Until
B.If
C.As
D.Unless
解析:“除非你打电话告诉我你不来了,否则我会在剧院见你。” A. Until 直到 B. If 如果 C. As当 D. Unless除非。因此答案D。 本题选D。 {03}_____ you take a taxi, you’ll still miss your train.
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