5 Communication technologies

1.

- the best invention

— the computer

— the automobile

— digital cameras

— a jet engine the worst invention

— chewing gum

— touch-up paint for hair the most important invention to you in your daily life

— the telephone

— the television

— an electricity

— the ball pen

2.  

1. send e-mails

3. do school work

6.   play games

Two more ideas: read the news and different information, study the programming

3.

1. D different types of computer

2.   C two main elements of a computer system

3.   F the central idea of computing system

4.   B the potential uses of computers

5.   G personal use of computers

6.   H the use of computers in education

7.   E e-commcrce

8.   A the necessity of computer skills