---The window is dirty.---I know. It ______ for ages and I’m considering giving the task to our children.
#100885
A
hasn’t cleaned
B
hasn’t been cleaned
C
wasn’t cleaned
D
didn’t clean
推荐题目
More than twenty years____________since he came to teach in this school, and every student and every parent_____him.
#102501
A
have passed,like
B
has passed,likes
C
have passed,likes
D
has passed,like
We were told to have our reading room_____ after school.
#103240
A
clean
B
to clean
C
cleaning
D
cleaned
The show opens next Monday. Between now and then we ______ it in the school hall every day.
#99637
A
will be practicing
B
practice
C
are practicing
D
have practiced
— No one answered when I phoned this morning. Where were you?— I for teeth in the dental clinic.
#101186
A
was being treated
B
have been treated
C
was treated
D
treated
John Wood，an Internet blogger，discovered that Samsung ________ for not protecting its workers from a dangerous chemical used on its phones.
#99762
A
had criticized
B
had been criticized
C
was criticized
D
was criticizing