we admit that there are still some problems about NMET,we don’t mean that it is of no use.

发布时间：2020-08-17 14:41:28

    we admit that there are still some problems about NMET,we don’t mean that it is of no use.
A. Until
B. While
C. As
D. Unless

网友回答

A. Until
(答案→)B. While
C. As
D. Unless
解析：考查连词。while引导让步状语从句，意思是“尽管”。
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