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一道英文选择题.ProfessorSmithissaidanotherimportantdiscoveryinchemistry.A)havingmade,B)havingbeemade,C)tohavemade,D)tomade句中issaid被动语态吗?

题目详情
一道英文选择题.
Professor Smith is said ____another important discovery in chemistry.
A)having made ,B)having bee made,C)to have made,D)to made
句中is said 被动语态吗?
▼优质解答
答案和解析
be said to do 和 be said to have done 是一种固定句式,表示“据说……怎么样”,to do 表示将要做,to have done表示完成