-------- The window is dirty. --------- I know. It __________ for weeks.
#101585
A
hasn’t cleaned
B
didn’t clean
C
wasn’t cleaned
D
hasn’t been cleaned
推荐题目
Such noble deeds of the doctors and nurses can’t be only______ with money.
#105006
A
rewarded
B
awarded
C
praised
D
valued
---Look! Someone has broken the coffee cup! ---Well, it ______ me
#103500
A
isn’t
B
wasn’t
C
hasn’t been
D
hadn’t
It _____ about twenty years since CCTV ____ to broadcast English programs.
#101693
A
has been; begun
B
is; began
C
is; has begun
D
was; began
Computers in offices and homes since 1970s．
#101154
A
have been used
B
had been used
C
was
D
has been used
---- Is there anything about your high school life you wish you’d done differently? ---- I regret that I ______ earlier what I really like doing.
#103791
A
don’t realize
B
didn’t realize
C
haven’t realized
D
hadn’t realized