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There has been a great increase in retail sales , ﹖ A. does there B. isn't there C. hasn't there D. isn't it 【查看更多】

 

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There has been a great increase in retail sales , ____﹖　　

A．does there

B．isn't there

C．hasn't there

D．isn't it

 

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There has been a great increase in retail sales , ____﹖ 　　

A. does there     B. isn't there  

   C. hasn't there      D. isn't it

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