精选优质文档-倾情为你奉上主动：主语+及物动词 + 宾语/双宾被动：主语（宾格-主格）+ be + done by sb英语句子成分一、主语（subject）: 句子说明的人或事物。The sun rises in the east.（名词） He likes dancing.（代词）Twenty years is a short time in history. (数词) Seeing is believing. （动名词） To see is to believe. （不定式）What he needs is a book. （主语从句）It is very clear that the elephant is round and tall like a tree. （It形式主语，主语从句是真正主语）二、谓语动词（predicate）: 说明主语的动作、状态和特征。We study English. （及物动词）The train left. （不及物动词） He is
