“风险反感”就是指在报酬率相同的条件下，人们会选择（）的项目；在（）相同的条件下，人们会选择报酬率高的项目。
参考答案：风险最低；风险大小
根据句意和首字母提示完成单词。
1. It's important for the students to p_____ reading English in the morning every day.
2. Chen Xiexia from Guangdong won the first gold medal for China at the 2008 Beijing Olympics
and broke a world r_____
3. Xu Haifeng won a g_____ the 1984.
4. I b_____Olympicsin weight liftingmedal in shooting atthat I can pass the exam easily.
5. The ancient O_____Games began in Greece in 776 BC.
在面向对象方法中，实现信息隐蔽是依靠
A．对象的继承
B．对象的多态
C．对象的封装
D．对象的分类
