问题描述：
break off break down break up break out 区别?
36.Getting young people together will help to _____ the barriers between them.
A、break off
B、break down
C、break up
D、break out
36.Getting young people together will help to _____ the barriers between them.
A、break off
B、break down
C、break up
D、break out
问题解答：
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