问题补充:
What you at this time yesterday?
A. did, do
B. have, done
C. were, doing
D. are, doing
答案:
A. did, do
B. have, done
(答案→)C. were, doing
D. are, doing
解析:at this time yesterday,昨天的这个时间,过去进行时的标志。过去进行时的结构:was / were +V-ing .结合句意,昨天这个时候你正在干什么?故选C。
时间:2021-07-03 10:36:26
What you at this time yesterday?
A. did, do
B. have, done
C. were, doing
D. are, doing
A. did, do
B. have, done
(答案→)C. were, doing
D. are, doing
解析:at this time yesterday,昨天的这个时间,过去进行时的标志。过去进行时的结构:was / were +V-ing .结合句意,昨天这个时候你正在干什么?故选C。