Many children are ____ in the countryside when their parents flood into the cities for jobs.
#75466
A
left behind
B
left off
C
left aside
D
left out
推荐题目
The twins were so much alike; I could hardly ________ Tom.
#70373
A
pick up
B
pick out
C
pick off
D
pick at
--- Smoking is bad for your health. ---Yes, I know. But I simply can’t ___.
#65868
A
give it up
B
give it in
C
give it out
D
give it away
We can all  his knowledge.
#80779
A
benefit
B
benefit from
C
be good for
D
do good to