本地交换网中的能力指标分为PSTN指标组和（）指标组。A.NGN B.接入网 C.核

简述组织文化中的物质层、制度层和精神层之间的关系。

阅读理解。

     "All work and no play makes Jack a dull boy." is a popular saying in the USA. We need to rest as we

need to work. Without enjoying recreation (娱乐) we can't keep ourselves in good health and high spirit

(精神), and therefore (因此) we can't continue working well.

     People have different ways to relax themselves, but the most popular way is to take part in some sports.

There are individual (个人的) sports, such as swimming, running, skating and climbing mountains. There

are also team sports, such as basketball, volleyball and football. Many people also like some forms of indoor

recreation, such as singing, dancing and watching TV. It doesn't matter whether you like indoor recreation

or outdoor sports. You need to play well if you want to work well.

1. If we want to be healthy and enjoy life, we _____.

A. can't work at all

B. need work and recreation

C. must work all the time

D. should sleep all the time

2. Football is a kind of ______.

A. team race

B. individual sport

C. team sport

D. individual exercise

3. The word "dull" in the passage means ______.

A. nice

B. good

C. happy

D. foolish

4. The most popular way of relaxing is to ______.

A. study

B. read English stories

C. work hard

D. take part in some sports

5. Which of the following statements is RIGHT?

A. Indoor recreation is bad for our health.

B. Recreation can help us work better.

C. "All work and no play makes Jack a dull boy." is a Chinese saying.

D. If you want to keep fit, you can only take part in team sports.

Java简单性首先表现在自身系统的精练，它的基本解释程序和______占内存40KB，附加的基本标准类库和支持线程程序占175KB。

下列哪个药具有明显的剂量依赖关系（）

A.沙美特罗

B.福莫特罗

C.特布他林

D.沙丁胺醇

解决价值工程的研究对象这个问题是在价值工程活动中( )环节完成。

A．对象选择和收集资料

B．对象选择和功能定义

C．功能定义和功能整理

D．收集资料和功能定义