问题
选择题
What ____ you ______ at this time yesterday?
A.did ; do
B.is; doing
C.were; doing
D.are ; doing
答案
答案:C
at this time yesterday是过去时的显性标志,强调当时正在做什么。故选C.
翻译为“昨天的这个时间你们正在做什么?”
What ____ you ______ at this time yesterday?
A.did ; do
B.is; doing
C.were; doing
D.are ; doing
答案:C
at this time yesterday是过去时的显性标志,强调当时正在做什么。故选C.
翻译为“昨天的这个时间你们正在做什么?”