these teams.which( )twenty experienced workers.are working h

问题描述：

these teams.which( )twenty experienced workers.are working hard here to( )the time they have lost
before.
a.are made up of;make up of b.are made up of;make up for
c.make up;make up for d.make up for;make up
1个回答 分类：英语 2014-11-02

问题解答：

我来补答
答案为b.
be made up of...由.组成的.
make up for ,弥补.
your class is made up of 40 students.
you should make up for your mistake.
 
 
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