试题分析:此题重点考查被动语態句意:“吉姆的衬衫是由丝绸制成的,他是中国制造的”be made of由...制成能看出原材料;be made from 看不出原材料;be made in由...制造,根据题意故选C 点评:学生茬平时牢牢记住固定短语的用法be made of由...制成,能看出原材料;be made from 看不出原材料;be made in由...制造 你对这个回答的评价是