根据课文内容填入合适的单词

It ________ out of the NSFNET in 1984．

根据课文内容填入合适的单词

A US defence organization created a ________ to ________ a way for their computer users to talk to each other through the ________．

根据课文内容填入合适的单词

The Internet is the biggest ________ of ________ in the world which is accessible through a ________．

用方框中的词语完成下列句子

1．The part of a computer that stores information is called a ________．

2．The part of a computer that you type on is called a ________．

3．The part of a computer that looks like a television is called a ________．

4．Something you use to click on things is called a ________．

5．The part of the monitor that looks at is called the ________．

6．A separate disk that contains lots of information is called ________．

7．If you don’t want others to use your computer, you should set ________．If so, others can’t use your computer．

8．________ is data, programmes, etc．, not forming part of a computer but used when operating it．

9．If you have a friend in America, you want to tell him something about your school, you can send him an ________．

10．http：//www．192.168.10.100 is called a ________．

用适当的介词或副词填空

I’m going to study chemistry ________ university because I’m very interested ________ it．

用适当的介词或副词填空

Tom is very proud ________ his new car．

用适当的介词或副词填空

Doctor Wang is very famous ________ the area ________ medicine．

用适当的介词或副词填空

The baby is sleeping．Please keep your voice ________．

用适当的介词或副词填空

Tom, write ________ your answers on the blackboard．

用适当的介词或副词填空

His voice went ________ because he became very angry．