A
Dear students,
This Sunday we want to help the old people at Sun Old People's Home. If you're free, please join us.

21. They need students to work at Sun Old People's Home in all (总共).
A. 12
B. 24
C. 36
D. 48
22. If you play Chinese chess well, you can join Group .
A. 1
B. 2
C. 3
D. 4
23. What don't the students need to do for the old people?
A. Wash clothes for them.
B. Make dinner for them.
C. Tell them stories.
D. Take a walk with them.

21~23 DBB

【解析】
21. 根据海报内容，每组需要12名学生，共有4个小组，计算可得12×4=48，所以总共需要48名学生。
22. 海报中Group 2的工作内容是和老人下象棋，因此象棋下得好的学生可以加入Group 2。
23. 查看各小组工作内容，洗衣服、讲故事、散步都有提及，只有做晚饭未被提到，所以不需要做这项工作。
【答案】
21~23 DBB
【知识点】
细节信息提取，阅读理解匹配，信息归纳
【点评】
本题是一篇志愿者招募海报的阅读理解题，需结合海报细节对应题目问题作答，考查学生的信息筛选与细节匹配能力，做题时需仔细阅读文本内容。

B
Reading is a good hobby for all kinds of reasons.
First, reading is fun. You can often keep yourself happy if you like reading. You will never feel bored or tired.
Next, you can read a book at any place — in a train, on a plane, or even in the bathroom. All you need is a book! Reading is a convenient hobby because it is easy to stop and then start again.
Another good reason for reading is that it can help you a lot. If you read as a hobby, you will get better and better at your study. This means you will learn more and more from reading. Reading can help exercise our mind.
Reading is a wonderful hobby. Why not start reading right now?
24. The writer thinks reading can often keep you .
A. bored
B. happy
C. tired
D. worried
25. According to the passage, you can read a book .
A. just in the classroom
B. only on the computer
C. only in the library
D. at any place
26. Which is the structure of this passage?

24~26 BDB

【解析】
24. 根据文章第二段“You can often keep yourself happy if you like reading.”可知，作者认为阅读能让人保持开心，故选B。
25. 根据文章第三段“you can read a book at any place — in a train, on a plane, or even in the bathroom.”可知，任何地方都可以读书，故选D。
26. 文章第1段总述阅读是个好爱好；第2、3、4段分别从三个不同方面阐述阅读作为好爱好的原因；第5段总结并呼吁大家开始阅读，属于“总-分-总”结构，对应选项B的结构，故选B。
【答案】
24~26 BDB
【知识点】
细节信息查找；文章结构判断
【点评】
本题考查阅读理解的细节提取与文章结构分析，需准确定位原文关键信息，理清文章的总分总逻辑结构。