一个数的因数一定都不大于这个数的倍数．______．

阅读理解

     At this moment in different places of the world people are doing different things.

     In Beijing it's early morning. People are sleeping.

     In London people are leaving work to go home. They are waiting for buses or trains. Some people

are driving their cars. Some are having afternoon tea at home or walking to the pubs(酒吧) to have a

drink.

     In Moscow it's evening and people are having supper at home or in restaurants.

     Some are going to watch a ballet(芭蕾舞). Some are drinking in the pubs.

     In Los Angeles(洛杉矾) it's morning. People are working in their offices. Children are starting their

lessons.

     New York is noon now. People aren't working but having lunch. They are eating hamburgers or hot

dogs and drinking coffee or Coke. Some people are seeing friends or shopping.

1. According to the passage we can see that at night some people in Moscow like to __________.

A. go to watch a ballet

B. do shopping

C. wait for buses

D. go to the library

2. When children in Los Angeles are starting their lesson, people in Beijing are __________.

A. playing basketball

B. seeing films

C. having lessons

D. sleeping

3. From the passage, we can see the time in New York now is __________.

A. 6:00

B. 9:00

C. 10:00

D. 12:00

4. We know that London is 3 hours __________.

A. earlier than Moscow

B. later than Moscow

C. earlier than Los Angeles

D. later than Los Angeles

5. This passage mainly talks about __________.

A. science

B. holiday

C. time difference(区别)

D. life in western countries

面状因素的功能分是指面状因素对各区域产生的影响

坐骨神经痛最常见的病因是（）

A.马尾肿物

B.腰椎间盘突出

C.坐骨神经外伤

D.腰骶椎炎

E.腰骶神经根炎

故障经验库的基本要素包括（）。

A、故障经验库体系维护

B、故障经验需求管理

C、故障经验整理

D、故障经验发布

E、故障经验应用及统计

市场经济体制改革的目标之一就是增强企业甚至国有大中型企业的活力。