试电笔不可用来（）。A、判断有电无电B、区别相线和中性线C、读取电阻数值D、判断交流

阅读理解。

     Many people do not eat healthy food. If you don't eat healthy food, then you are unhealthy. Doctor

Black from the People's Hospital says that people need to eat many healthy food, in this order (按照这个顺序).

     Rice and noodles.

     Fruit, such as oranges, apples and vegetables, such as carrots, onions, tomatoes and potatoes.

     Meat, such as pork, chicken, beef and fish.

     Dr. Black says that people should not eat unhealthy food like hamburgers, candy or ice cream, or have

drink such as Coke. Instead they should drink milk, juice or water.

     So, to stay healthy and away from hospital, eat only healthy food!

1. You should eat more ________ than fruit and vegetables.

A. beef

B. fish

C. rice

D. coke

2. ________ is not a healthy drink.

A. Milk

B. Water

C. Juice

D. Coke

3. Dr Black advises (建议) people ________.

A. to eat more meat

B. to drink more Coke

C. to eat some unhealthy food

D. to eat only healthy food

4. To stay healthy, people should eat ________.

A. rice, fruit. meat and fish

B. hamburgers and candy

C. noodles and ice cream

D. apples, tomatoes and candy

5. Can people keep healthy if they eat in this order: rice, apples, carrots and chicken?

A. Yes, they can.

B. No, they can't.

C. Yes, they can't.

D. Sorry, we don't know.

某建筑物为钢筋混凝土结构，经济寿命为50年，有效已使用年数为8年。经调查测算，现在重新建造全新状态的该建筑物的建造成本为800万元(建设期为2年，假定第一年投入建造成本的60%，第二年投入40%，均为均匀投入)，管理费用为建造成本的3%，年利息率为6%，销售税费为50万元，开发利润为120万元。又知其中该建筑物的墙、地面等损坏的修复费用为18万元；装修的重置价格为200万元，平均寿命为5年，已使用2年；设备的重置价格为110万元，平均寿命为10年，已使用8年，假设残值率均为零。

(3)因技术革新、设计优化等导致建筑物变得落伍陈旧而引起的减价属于( )。

A．功能折旧

B．物质折旧

C．经济折旧

D．自然折旧

吉尔福特认为，一个人的创造力不具备的特征是（）。

A.呆板性

B.变通性

C.独特性

D.流畅性

以合法性为基础的政治统治的主要类型有克里斯马型、传统型和（）

A、法理型

B、现代型

C、精英型

D、自由型

简述仿真结构建模的概念。