They have been working ____ a teacher for 10 years. A. at B. inC._英语解答

They have been working ____ a teacher for 10 years.
A. at B. inC. asD. of

人气：330 ℃　时间：2019-08-22 09:46:36

解答

C.as
work as a teacher固定短语,“当老师”的意思.work as +a +职业常用短语“当.”