--The window is dirty.----I know. It ______ for weeks.
#101363
A
hasn’t cleaned
B
didn’t clean
C
wasn’t cleaned
D
hasn’t been cleaned
推荐题目
 A new Wanda cinema _______ here. They hope to finish it next year. 
#99667
A
will be built
B
is built
C
has been built
D
is being built
Would you please keep silent? The weather report ________ and I want to listen.
#100935
A
is broadcasted
B
is being broadcast
C
has been broadcasted
D
had been broadcast
The day he had been looking forward to _______ at last.
#101000
A
come
B
coming
C
came
D
has come