— Don’t put the waste on the ground, young man. — Oh, I’m sorry. I ______ the dustbin there.
#102678
A
hadn’t seen
B
haven’t seen 
C
didn’t see
D
wasn’t seeing
推荐题目
The vegetables didn’t taste very good.They____too long. 
#104667
A
had been cooked
B
were cooked
C
had cooked
D
cooked
Look at the timetable. Hurry up!  Flight 4026  ____off at 18:
#104001
A
takes
B
took
C
will be taken
D
has taken
If only I _____ a few days ago!Then I wouldn’t have been feeling so worried now.
#103366
A
looked ahead
B
could look ahead
C
were to look ahead
D
had looked ahead