( )1. Volunteers are asked to ______ in People's Park.
A. teach music
B. learn music
C. collect rubbish

( )2. If you are free for ______ on May 6, you can help at Xinxin Nursing Home.
A. two hours
B. three hours
C. four hours

( )3. Where can we probably read the passage?
A. In a textbook.
B. In a storybook.
C. On the Internet.

【解析】：1. 题目考查对表格中"Clean Up People's Park!"部分内容的理解。根据"We need help to collect rubbish."可知，在人民公园志愿者被要求收集垃圾，答案选C。
2. 题目考查对"Help Old People!"部分内容的细节把握。由"If you can spare three hours on May 6, come and join us!"可知，5月6日有空三小时可以去欣欣养老院帮忙，答案选B。
3. 题目考查对文章出处的推断。这是三则招募志愿者的信息，通常这类信息可能出现在互联网上，教科书和故事书不太可能有此类内容，答案选C。
【答案】：1.C
2.B
3.C