精选优质文档-倾情为你奉上介词专项练习单选：考点跟踪突破1Is the wine made _ wheat?Yes, it is made _ China.Aof; in Bfrom; in Cfrom; by D. of; as【答案】B【解析】be made of“由制成（看的出原材料）”，be made from“由制成（看不出原材料）”。而酒是看不出是哪种原材料制成的，所以用from；根据地点名词China确定使用介词in，意为“在生产的”。2 -Is this kind of digital camera made of steel?-Yes, and its widely used _ taking photos.A. as B. for C. from D. of【答案】B【解析】试题分析：句意：这种数码相机是用钢制造的吗？是的，它被广泛用于拍照。be used as sth 被用作某
