Ex. 41. If you think a statement is false, change it to make it true.

1. Computers can solve now many accurate problems in science, engineering and business.

2. In the past, the word 'computer' referred to a person who did research.

3. Computers can make yesterday's weather forecast.

4. Electronic devices are sometimes used in scientific research and industrial design.

5. By means of the Internet, you can send written messages to your friend, who lives on the other continent.

6. Computers help people to invent new phenomena of nature.

7. Computers save a lot of time and money.

8. One computing machine can replace two mathematicians and does the calculation without any mistakes.