问题补充:
----What were you doing this time yesterday?
----I my homework at John’s house.
A. do
B. am doing
C. did
D. was doing
答案:
A. do
B. am doing
C. did
(答案→)D. was doing
解析:句意:昨天这个时候你在做什么?我正在约翰的家里做作业。句中有昨天的这个时候,所以句子要用过去进行时态的形式,表示过去的某个时间正在做某事,故选D
时间:2022-09-03 03:59:26
----What were you doing this time yesterday?
----I my homework at John’s house.
A. do
B. am doing
C. did
D. was doing
A. do
B. am doing
C. did
(答案→)D. was doing
解析:句意:昨天这个时候你在做什么?我正在约翰的家里做作业。句中有昨天的这个时候,所以句子要用过去进行时态的形式,表示过去的某个时间正在做某事,故选D