题目内容
() 5. Peter's mother died three years ago. It is three years since his mother .
A. die B. died C. has been dead D. has died
5.B
练习册系列答案
相关题目
题目内容
() 5. Peter's mother died three years ago. It is three years since his mother .
A. die B. died C. has been dead D. has died