— Could you please do some shopping for me, Mary?— Sorry, I ______ my homework.
#42147
A
do
B
am doing
C
have done
D
was doing
推荐题目
----Would you like to watch the three-D film Titanic with me ?----Certainly. I don’t mind seeing it again although I ______________ it twice.
#40499
A
saw
B
was seen
C
have seen
D
had seen
--When _______ you _______ to learn to skate?--Five years ago.
#41709
A
do , begin
B
will , begin
C
have , begun
D
did , begin
— Where is your sister, Dick? I need her help. — Dad, she in her room. Let me help you instead.
#36818
A
sleeps
B
is sleeping
C
slept
D
was sleeping
—____ my pen?—Yes, I ___ it on your desk five minutes ago.
#40053
A
Have you seen; saw
B
Did you see; have seen
C
Will you see; am seeing
D
Do you see; will see