The time he has devoted in the past ten years the disable is now considered of great value. A. to help, being B. to helping, to be C. to help, to be D. helping, being 查看更多

 

题目列表(包括答案和解析)

 Time he has devoted in the past ten years          the disable is now considered           of great value.

A. to help; being              B. to helping; to be       

C. to help; to be               D. helping; being

查看答案和解析>>


同步练习册答案