---Don’t put the waste on the ground.                ---Oh, I’m very sorry. I ________ the dustbin there. 
#102280
A
don’t see
B
isn’t seeing
C
didn’t see
D
haven’t seen
推荐题目
The gasoline _______. Let’s fill the car up at the next gas station.
#101070
A
is running out
B
has run out
C
is being run out
D
has been run out
.--- I was lucky the win a gold medal in the800-metre race.--- You  ____ through hard training.
#102776
A
must go
B
should go
C
must have gone
D
should have gone.
Now that she is out of a job, Lucy ______ going back to school, but she hasn’t decided yet.
#102289
A
had considered
B
is going to consider
C
has been considering
D
considered