问题描述：
英语冠词问题
As () unemployment is very high ai the moment,it's very difficult for people to find work.
A.the B.an C./ D.a
为什么选C啊
As () unemployment is very high ai the moment,it's very difficult for people to find work.
A.the B.an C./ D.a
为什么选C啊
问题解答：
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