The blue bags $8A. is on saleB. are on sale C. is on sale forD. are on sale for

发布时间：2020-08-21 17:05:12

The blue bags     $8
A. is on sale
B. are on sale
C. is on sale for
D. are on sale for

网友回答

A. is on sale
B. are on sale
C. is on sale for
(答案→)D. are on sale for
解析：be on sale 表示在廉价销售，而表示多少钱，可以用介词for，故选D
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