单选题
中国银行
2016-05-07
__________something drastic happens before midnight, the postal workers will most likely walk out on their jobs.
A.Also
B.Except
C.Unless
D.Therefore
参考答案
C
答案解析
【答案】C。解析:横线后的内容是完整的句子结构,所以横线处应填人引导状语从句的从属连词。备选答案中只有(C)“unless”是从属连词,故选C。
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