— 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
 No one _______ the building without the permission of the policeman.
#100920
A
is leaving
B
will be leaving
C
has left
D
is to leave
--- What’s your answer, Alice? --- Sorry, I ____ to you. Could you please repeat your question, Mrs Black?
#103736
A
am not listening
B
wasn’t listening
C
haven’t listened
D
won’t listen
Tony was very unhappy for ______ to the party. 
#101565
A
having not been invited
B
not having invited
C
having not invited
D
not having been invited