练习册

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    In the United States, there is always flow of people to areas of country where more jobs can be found. A. a; the B. the ; a C. the; the D. a; a [解析]A一群人流.a flow of 固定搭配,特指能找到工作的那个地方.所以用定冠词. 【查看更多】

     

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