--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
---I’m sorry, but there is no smoking on this flight.---Oh, I _____that. Sorry, I won’t again.
#100228
A
don’t know
B
didn’t know
C
won’t know
D
haven’t known
Don’t worry. Your dog _____good care of while you are away on holiday next week.
#102981
A
will take
B
is taking
C
will be taken
D
.has been taken
—Welcome to my home! But why didn’t you pay a visit to me last time?— I would have, but I _____ your address.
#100218
A
have forgotten
B
would have lost
C
forgot
D
had lost
A new cinema here . They hope to finish it next month.
#101379
A
will be built
B
is built
C
has been built
D
is being built
Every Monday morning, students in our school would stand at attention, watching the national flag ______.
#103260
A
raising
B
rising
C
being risen
D
being raised