I'm sorry. I _____________ you__________ to me.
#104802
A
don't know; are speaking
B
don't know ;were speaking
C
didn't know; were speaking
D
didn't know; are speaking
推荐题目
Thank you for helping me. I       the final exam without your timely help. 
#102591
A
have failed
B
will fail
C
would have failed
D
must have failed
The old city wall ______ in the Ming Dynasty.
#103432
A
was been built
B
has been built
C
was built
D
had been built
“Mom_______ the supermarket,” the daughter said to her father.
#101779
A
has gone to
B
has been to
C
goes to
D
go to