题目内容
—How long has Jim been in the factory?
—He has been there for two years he left school.
A. when B. since
C. as soon as D. while
练习册系列答案
相关题目
题目内容
—How long has Jim been in the factory?
—He has been there for two years he left school.
A. when B. since
C. as soon as D. while