This series of products in special price for a month to promote its sales from next month

发布时间：2020-08-30 00:16:04


This series of products      in special price for a month to promote its sales from next month. 
A. are
B. is
C. has been
D. is to be

网友回答

A. are
B. is
C. has been
(答案→)D. is to be
解析：可联系答.案.网客服索取。
以上问题属网友观点，不代表本站立场，仅供参考！