I like English language. (主语I, 谓语like, 宾语English language)
I swim. (主语I,谓语do not swim)
主语一般在句首,动作的发出者,由名词或名词性短语构成.
谓语一般在主语后,表示动作,由动词或动词性短语构成.
宾语一般在谓语后, 表示动作的承受者,由名词或名词性短语构成.
She leaves early.
She kisses me.
We walk slowly.
这几句的主语是she,we 谓语是动词 leaves, kisses, walk. 宾语是me. 但,early , slowly 不是宾语,因为它们不是动作的承受者.