问题补充:
There used to a school here.
A. being
B. be
C. have
D. has
答案:
A. being
(答案→)B. be
C. have
D. has
解析:there used to be 表示过去常常是怎样!
时间:2020-01-23 13:06:55
There used to a school here.
A. being
B. be
C. have
D. has
A. being
(答案→)B. be
C. have
D. has
解析:there used to be 表示过去常常是怎样!