宾语：
名词
代词
非谓语动词
从句
表语
名词充当标语——I am a teacher
代词—— I am in Chongqin
非谓语动词—— My dream is to become a poet./My dream is becoming a poet.
从句——
adj——
介词短语作表语——
eg. I lile in Chongqing (错，Like 是实义动词 )
I like being/to be In chongqing.
I lile Chongqing (去掉介词 in， 名词重庆作宾语)
Ladies love being beautiful.
I smile on the stage ( 主谓结构) smile 是实义动词
I exchange with my watch (错句，不是主谓宾也不是主系表， exchange是实义动词及物动词)
exchange sth