问题 单项选择题

某商场建筑设计任务书中要求设无框玻璃外门,应采用下列哪种玻璃()

A. 厚度不小于10mm的钢化玻璃

B.厚度不小于6mm的单片防火玻璃

C.单片厚度不小于6mm的中空玻璃

D. 厚度不小于12mm的普通退火玻璃

答案

参考答案:A

解析:

《建筑玻璃应用技术规程》(JGJ 113—2003)规定,6.2.3人群集中的公共场所和运动场所中装配的玻璃应符合下列规定:……2.无框玻璃应使用……公称厚度不小于10mm的钢化玻璃。

阅读理解

阅读下文,从各小题所给的四个选项中选出能回答所提问题或完成所给句子的最佳答案。

       Nick is a 14-year-old school boy. His life is full of exams and he studies on weekdays. He has little

  free time. He thinks playing computer games is the best way to make him relax. When he has free time,

  he sits in front of the computer.  Just like that way, he neither eats nor drinks for several hours.

       Last weekend, he played games on the computer again. He was too excited and didn't want to move.

   He didn't have anything for six hours. When he had to go to the bathroom, he found he could not move.

  He was taken to the hospital. The doctor told him he should do some, more different kinds of activities.  

  In other words, he needs more exercise and outdoor activities to make him have a healthy body.

       After coming back from the hospital, Nick follows the doctor's advice. He often plays soccer with his

   friends. Sometimes he still plays computer games on weekends, but he never does it for long.  Now, he

  lives a happy and healthy life.          

1. How old is Nick?

A. 13.      

B. 14.      

C. 15.      

D. 16.

2. Nick likes _____ in his free time.

A. riding a bike              

B. playing the guitar

C. playing computer games    

D. having a school trip

3. Who took Nick to the hospital?

A. His dad.                  

B. His mom.

C. His neighbor.              

D. We are not sure.

4. Why was Nick taken to the hospital?

A. Because he was too excited.

B. Because he had a cold in the morning.

C. Because he was too nervous of his studies.

D. Because he couldn't move after playing computer games so long.           

5. Nick should _____ to follow the doctor's advice.

A. go to a movie            

B. listen to music

C. take more exercise        

D. p]ay computer games

多项选择题