题目内容：

词语填空。

仔细阅读下面五个句子，然后用下面方框中所给的词或短语填空，使每个句子在结构，句意和逻辑上正确。(提示：选项中有一个是多余的)

Volunteer

raise

Set up

Put off

Fix up

Put on

1.We are making plans to ______ money for homeless people.

2.Can you help me ______ my broken bike ?

3.Never ______ till tomorrow what you can do today .

4.Why do they ______ to help others?

5.The students are going to _______ a new play on School Day .