—Shall we go out for a swim?—Sorry, I can’t. I ______ housework for my mother now.
#42129
A
am doing
B
is doing
C
are doing
D
did
推荐题目
Mr. Smith, together with his two sons,_____Shanghai for about five months. 
#39791
A
has left
B
has been away from
C
have left
D
have been away from
The movie _____ when I _______ to the cinema.
#38237
A
began; got
B
had begun; had got
C
began; had got
D
had begun; got
I don’t know ______ tomorrow.
#38277
A
where my father will go
B
where will my father go
C
where did my father go
D
where my father went
----------Do you know if Mr. Wu ______ to our school tomorrow? ----------I’ve no idea. If he ______, everyone ______ very happy.
#38188
A
will come; comes; will be
B
will come; will come; is
C
comes; will come; will be
D
comes; comes; will be
I met Jim yesterday, we _______ each other since _______ from the university.
#40326
A
haven’t seen, graduated
B
haven’t seen, graduating
C
hadn’t seen, graduating
D
hadn’t seen , graduated