Ⅲ.重点句式

1．比较级的排比句式

you know about Internet research， you will find what you are looking for，and informed you will be.

你对网络搜索了解得越多，你就能越快地找到你要的信息，并且你就会更加见多识广。

2．动名词短语作主语

，though，does not equal being up to date.

不过，相关的和正确的并不等同于最新的。

Ⅰ.课文阅读理解

1．This text is written mainly to .

A．introduce to us how to look for information on the Internet

B．tell us of the advantages and disadvantages of the Internet

C．introduce to us several news sources

D．warn us to be careful when surfing the Internet

2．What's the difference between search engines and subject directories?

A．Search engines are built by humans while subject directories are a type of computer program.

B．There are perhaps mistakes in information found through search engines while not through subject directories.

C．Using subject directories takes more time than search engines.

D．Google is an example of subject directories.

3．Which of the following does NOT need considering when you are looking for information on the Internet?

A．The date of the webpage.

B．Who wrote the webpage.

C．Typing the key words skilfully.

D．How to download the needed information.

4．From "Step three" we know that .

A．we can download any needed information we have found on the Internet

B．we shouldn't copy the original words on the Internet

C．we must pay the authors who wrote the information we need

D．it's not easy for us to find needed information