八 新素材 如何合理使用压岁钱呢？今天我们做了一个小调查。根据材料内容，选择正确的答案。（每小题4分，共20分）
We did a survey in Class 5, Grade 6. We asked 50 students about how they spend their lucky money. Look at the chart below. It shows the number of students who choose different ways to spend their money.

（）1. How many students took part in(参加) the survey?
A. 40. B. 50. C. 60.
（）2. Which way do most students choose to spend their lucky money?
A. Save up for a computer. B. Buy a new schoolbag. C. Buy a gift for family.
（）3. How many students want to buy a new schoolbag with their lucky money?
A. 10. B. 12. C. 18.
（）4. The number of students who buy a robot show ticket is .
A. 10 B. 12 C. 18
（）5. Which one is true?
A. More students buy a gift for family than save up for a computer.
B. Fewer students buy a robot show ticket than buy a new schoolbag.
C. The number of students who buy a new schoolbag is the largest.

1. B 解析:材料明确提到“We asked 50 students about how they spend their lucky money.”。
2. A 解析:统计图中 Save up for a computer 对应的学生数量是 18，是所有选项中最高的，因此大多数学生选择为买电脑存钱。
3. B 解析:统计图中 Buy a new schoolbag 对应的学生数量是 12。
4. A 解析:统计图中 Buy a robot show ticket 对应的学生数量是 10。
5. B 解析:为家人买礼物的学生(10 人)少于为买电脑存钱的学生(18 人)，A 选项错误。买机器人展门票的学生(10 人)少于买新书包的学生(12 人)，B 选项正确。为买电脑存钱的学生数量最多，而非买新书包的学生，C 选项错误。