Within industries，companies are always trying to develop products that are one step better

发布时间：2020-08-17 14:38:05

Within industries，panies are always trying to develop products that are one step better than      of other panies．
A. one
B. that
C. those
D. all

网友回答

A. one
B. that
(答案→)C. those
D. all
解析：此处those代替前面的products。
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