I        my homework while my mother was reading a book last night.
#40089
A
did
B
do
C
was doing
D
were doing
推荐题目
---_______she ______at six every day?---No, she doesn′t.
#40074
A
Does, get up
B
Does, gets up
C
Is, get up
D
Is, getting up
You are too late. The film ______ since half an hour ago. 
#41970
A
has begun
B
has been on
C
began
D
begins
 —So far, how  long  _________   you  _________China? —For one year.
#42747
A
have j come to
B
have;been to
C
have; been in
D
have;gone to
— Did you say goodbye to Anna?— Yes .When I _____  to say goodbye to her, she ______ the piano.
#40393
A
go; is playing
B
went; played
C
goes ; was playing
D
went ; was playing