问题
选择题
_______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
答案
答案：B
考查连词。while引导让步状语从句，意思是“尽管”。
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_______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
答案：B
考查连词。while引导让步状语从句，意思是“尽管”。