It was the third time that he of the changes of the meeting. [ ]A. had informedB. had been informed
A. had informedB. had been informed C. has informedD. has been informed
题目简介
It was the third time that he of the changes of the meeting. [ ]A. had informedB. had been informed
题目详情
A. had informed
B. had been informed
C. has informed
D. has been informed
答案