为降低乘客的眩晕感，“高速列车”的车里安装了减速玻璃。下类关

搜题请搜索小程序“爱下问搜题”

问题单项选择题

为降低乘客的眩晕感，“高速列车”的车里安装了减速玻璃。下类关于减速玻璃和普通玻璃的表述正确的是：______

A．减速玻璃的平面度比普通玻璃更好

B．减速玻璃增强了光的折射作用

C．透过普通玻璃，窗外的物体运动的速度看起来和实际速度一致

D．透过减速玻璃，窗外的物体运动更模糊

答案

参考答案：A

阅读理解

阅读理解。

根据以上信息完成下列各题：

1. Are Rita and Jenny from the same country?

A. Yes, they do.

B. No, they don't.

C. Yes, they are.

D. No, they aren't.

2. How old is Liu Yang?

A. Eleven.

B. Twelve.

C. Thirteen.

D. Fourteen.

3. What does Jenny look like?

A. She looks like her friend.

B. She has blond hair and her face is round.

C. She looks fine.

D. She has long brown hair.

4. Which is false(错误的) according to the passage(根据这篇文章)?

A. Rita is from the U.S.A.

B. Jenny and Liu Yang are of the same age(年龄).

C. Black is Rita's favorite color.

D. The three children have different looks.

5. Whose telephone number is 83025430?

A. Rita's.

B. Jenny's.

C. Liu Yang's.

D. We don't know.

单项选择题

在下列的Visual FoxPro表达式中，运算结果为字符型数据的是（）。

A．234

B．345

C．567

D．356