"once he qualified as a teacher."在句中是什么成分,修饰谁?

"once he qualified as a teacher."在句中是什么成分,修饰谁? As a teacher ,he is responsible句中,as a teacher作什么成分? He found a job as an English teacher中as an English teacher在句 法语,on a tous adoré.请问这个tous 在句中是什么成分,修饰我们? 介词短语在句中修饰什么成分 如何区分在句中所修饰的成分? as...as ①as ..as 在句中到底是做什么成分的,两个as 应该连接的成分是什么?②John plays ba he likes to sleep in the open air在该句中in the open air做什么成分,修饰 He used to worked as a teacher.句中worked 应该用原型work吧? 请教前辈关于英语中倍数的一个问题 He is as good a teacher as his mother.这句... He is a writer as well as a teacher（同义句） He is_____ _____a w he works as a teacher