Uncle Wang has worked in the TV Station he came to Zhengzhou five years ago.
- A.when
- B.since
- C.because
- D.whether
答案
正确答案:B
知识点:状语从句

句意“自从五年前来到郑州之后,王叔叔就在电视台工作了。”when当…时候;since自从;because因为;whether是否,故正确答案为B。

略
