we have enough evidence (证据), we can't win the case.A. OnceB. As long asC. UnlessD. Sinc

发布时间：2020-08-17 08:02:37

     we have enough evidence (证据), we can't win the case.
A. Once
B. As long as
C. Unless
D. Since

网友回答

A. Once
B. As long as
(答案→)C. Unless
D. Since
解析：考查连词。A一旦；B只要；C除非；D自从。句意：除非我们有足够的证据，否则我们不能赢得这个案件。故C正确。
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