精选优质文档-倾情为你奉上高三英语总复习之基本句型一、句子成分主语(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)谓语(predicate): 说明主语的动作、状态和特征。We study English. He is asleep. 宾语:1)动作的承受者-动宾I like China. (