_a teacher,I should teach you how to tell what is right and what is wrongA.because B./ C.as D.when
问题描述：
_a teacher,I should teach you how to tell what is right and what is wrong
A.because B./ C.as D.when
答
答案是 C. as
as a teacher 作为一个老师
as a teacher, I should teach you how to tell what is right and what is wrong
作为一名教师，我应该教好你如何判断什么是对，什么是错
答
答案：C as （作为一个老师,我应该教你如何辨别对错）
as的用法；
as可以作连词、介词及关系代词；一、as作连词的用法:；1.作"当……的时候",引导；②while常表示一段较长的时间或一个过程,强调；Workwhileyouwork.Playwhi；③但属下列情形时,只用as,而不用when或wh；A)用于表示同一个人的两种动作交替进行,指&qu；Helookedbehindfromt
as引导的介词短语大多用作状语,as译为"作为";
She works as a doctor
希望你能学会as 的用法.