某工程项目初期投资额为3000万元，此后从第一年年末开始每年将有950万元的净收益。

阅读理解。

     People have all sorts of thoughts that they wish to express. For many reasons, most people just keep their

thoughts to themselves and never share them with others. One from of self-expression is the written word.

For many people, it is easier to express their thoughts or emotions in writing. It is an especially popular way

of expressing feelings among shy people.

      People's thoughts are written down and then published so that others can read and enjoy them. There are

 many reasons why newspapers and publishers actually publish people's thoughts, but the main reason is to

give information.

     With the introduction of newer technologies, new ways now exist for people to share their thoughts. Blogs

 are just one way to share ideas more quickly. People can now let the world know their hopes, dreams and

day-to-day activities through a web log. Tools exist to make starting such a page quite simple. Better than that,

many advertiser driven sites allow customers to create their own web log for free!

     The word "blog" comes from the words "web" and "log". Blogging is the term that is used to identify activities

relating to a blog, such as authoring it,updating (更新) and adding information. Articles in a blog are known as

posts, and the blogger is the person who puts articles on the blog.

     The fastest growing method of communication today is the blog. It can bring down governments,

affect (影响) elections and can affect policies. Blogs can change the world by changing the opinions of

large numbers of people around the world.

1. According to the author, ________.

A. newspapers are one way to spread new technologies quickly

B. newspapers will be read by fewer and fewer people

C. shy people should be given more chances to speak in public

D. writing is a common way for people to express their feelings

2. The sixth paragraph of the passage tells us ________.

A. blogging is very interesting

B. what a web log is

C. how to update a blog

D. it is important to have a blog

3. Which of the following is NOT true according to this passage?

A. Blogs can greatly affect people around the world.

B. It is not difficult to create one's own blog.

C. People are free to express their thoughts in a blog.

D. People can chat with each other in a blog.

4. The passage implies that ________.

A. blogs can be extremely powerful

B. blogging can improve bloggers' writing abilities

C. new technologies are being misused

D. advertisers are making huge profits

如果用户应用程序使用UDP协议进行数据传输，那么下面________必须承担可靠性方面的全部工作。

A．数据链路层程序

B．互联网层程序

C．传输层程序

D．用户应用程序

判断成年女性贫血的血红蛋白含量应低于（）

A.120g/L

B.110g/L

C.105g/L

D.100g/L

E.90g/L

通常井身结构中由外向内第二层套管叫（）。

A.导管

B.表层套管

C.技术套管

D.油层套管

什么是律师？