精选优质文档-倾情为你奉上英语句子成分划分详解(一)主语:就是一个句子陈述的对象,或是动作的执行者。它回答的是“谁”“什么”的问题。如:我看书。谁看书?“我”。“我”就是这句子的主语。主语由名词或相当于名词的词充当。(如动词不定式,动名词,代词都可作主语,主语从句)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:说明主语是什么,干什么,怎么样