---We can't be successful _____ we keep on working hard. ---I agree with you.A.ifB.becauseC.unl

题目简介

---We can't be successful _____ we keep on working hard. ---I agree with you.A.ifB.becauseC.unl

题目详情

---We can't be successful _____  we keep on working hard.
---I agree with you.
A.ifB.becauseC.unlessD.until
题型:单选题难度:偏易来源:不详

答案

C
连词unless意为“除非……如果不……”,“除了……”,多引导一个否定意义的真实条件句,有时也可引导非真实条件句。

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