— The room is dirty. — I know. It ______ for several weeks.
#101322
A
hasn’t cleaned
B
didn’t clean
C
wasn’t cleaned
D
hasn’t been cleaned
推荐题目
- You look exhausted! - I __________ tennis with my friend all the morning.
#101995
A
played
B
had played
C
have been playing
D
will play
—He’s got our tickets.—That’s good I ________afraid that he ________them.
#100398
A
am; has forgotten
B
was; had forgotten
C
was; forget
D
am; will forget
--- Where do you think ______ he ______ the computer? --- Sorry. I have no idea.
#104269
A
has; bought
B
不填; bought
C
did; buy
D
不填; buys
I _________ Lucy to be careful with her handwriting all the time, but she hasn’t polished it at all.
#100557
A
told
B
have been telling
C
will be telling
D
have told
China's present environment situation is from bad to worse and if we _________ now to protect the environment, we’ll live to regret it.
#99934
A
hadn’t acted
B
haven’t acted
C
don’t act
D
won’t act