问题补充:
I know him a good football player while in college.
A. to have been
B. to be
C. was
D. had been
答案:
(答案→)A. to have been
B. to be
C. was
D. had been
解析:考查时态。句意“我知道她在大学时是一个出色的足球运动员。”know和be有先后关系,故用完成时。故选A。
时间:2021-06-15 07:10:22
I know him a good football player while in college.
A. to have been
B. to be
C. was
D. had been
(答案→)A. to have been
B. to be
C. was
D. had been
解析:考查时态。句意“我知道她在大学时是一个出色的足球运动员。”know和be有先后关系,故用完成时。故选A。