问题描述:
Customers are asked to make sure that they ___ the right change before leaving the shop.
A.will give B.have been given C.have given D.will be given
为什么不是D不是将会被给与呢
A.will give B.have been given C.have given D.will be given
为什么不是D不是将会被给与呢
问题解答:
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