In manufacturing, cheaper materials are constantly being for the better, more expensive ki

发布时间：2020-08-17 08:55:29

In manufacturing, cheaper materials are constantly being      for the better, more expensive kind.
A. maintained
B. cancelled
C. substituted
D. deposited

网友回答

A. maintained
B. cancelled
(答案→)C. substituted
D. deposited
解析：A. maintained维持，B. cancelled取消， C. substituted替换，D. deposited储蓄，寄存，放置，安置，句意：在生产中，便宜的材料被不断的替换成更好的，更贵的品种。所以选C。
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