题目内容
在空格处填入适当的介词，使句意完整
What do the members ________ the student council do?
在空格处填入适当的介词，使句意完整。
What ________ sending her a rose?
We need to learn ________ different cultures and make friends ________ people from other cultures.
Are there any wars ________ the world today?
Some of us speak different languages ________ home.
