Many clothing manufacturers now substitute artificial silk _____ natural silk to cut down costs of p

题目简介

Many clothing manufacturers now substitute artificial silk _____ natural silk to cut down costs of p

题目详情


Many clothing manufacturers now substitute artificial silk _____ natural silk to cut down costs of production.
A.withB.byC.forD.of
题型:单选题难度:偏易来源:不详

答案

C

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