When I was studying here ,I wanted to turn teacher in the future.这句话对吗?那这两句呢:When I was studying here ,I wanted to be a teacher in the future.When I was studying here ,I wanted to become a teacher in the future如果都可以的话,其中的turn,be,become是什么动词?既然是系动词的话,系动词不是连接主语和表语么,那主语是I,谓语应该是want呀?turn怎么会是系动词呢

问题描述:

When I was studying here ,I wanted to turn teacher in the future.这句话对吗?
那这两句呢:When I was studying here ,I wanted to be a teacher in the future.
When I was studying here ,I wanted to become a teacher in the future
如果都可以的话,其中的turn,be,become是什么动词?
既然是系动词的话,系动词不是连接主语和表语么,那主语是I,谓语应该是want呀?turn怎么会是系动词呢