Выберите правильный вариант input-output devices allow the computer with its external environment. a) compute; b) command; c) communicate 2. an i/o interface is a that converts input data to the internal codes. a) register; b) processor; c) plotter 3. devices allow the computer to communicate with its external environment. a) high-speed; b) medium-speed; c) low-speed 4. the low-speed devices are those with motion or those that operate at the speed of a human operator. a) mechanical; b) electrical; c) electronic 5. data are entered from in a manner similar to typing. a) keyboard; b) digitizer; c) printer 6. a remote banking terminal is an example of environment. a) human-dependent; b) human-independent; c) human-related 7. match the physical or electrical characteristics of input devices to the requirements of the computer system. a) interconnections; b) interfaces; c) intercommunication 8. data into the binary codes. a) transmit; b) translate; c) transform

1. c) communicate 
2. a) register
3. a) high-speed; 
4. a) mechanical;
5. a) keyboard;
6. c) human-related
7. b) interfaces; 
8. c) transform

                                              Distance learning

Distance learning is the most demanded thing in realities of our time. In conditions of pandemics it's the best way to get new knowledges and to prevent spreading of the virus. The idea of distance learning has been incarnated too slowly, but the quarantine made the progress go faster and now all over the world introduced distance learning. Many apps and sites give their subscriptions and paid acess to nicer our time at home.Due with influx of users it became clear, that the distance learning didn't ready to use , and that the system needs to be upgraded to withstand all the users. Online educational portals must be more and with completely free content. Even better if it will be one general portal, satisfying all students and teachers needs.In conclusion, we must remember, that everything is our hands. It has never been so easy to help the world.

Объяснение:

1. Let’s run over that dance sequence just one more time.

2. Sharon thought David was out of town, but she ran into him at the cinema.

3. The book is about a young boy who runs away from home.

4. We’ve run out of sugar – I’ll go and buy some.

5. I hope we won’t run out of petrol before we get home!

6. I ran into Eddie in the supermarket yesterday.

7. The robber tried to run away from the police but he didn’t manage to.

8. My cat got run over by a car yesterday.

9. We’ve run out of petrol. We need to find a petrol station.

10. A lot of cars in Russia run on natural gas.

11. Guess what? I ran into Ivan at the library today.

12. I saw a thief running away from the police in town last night.

13. I ran into my English teacher at the shopping mall.

14. Electric automobiles run on electricity.

15. The car ran out of petrol.

16. I’d like to run over the song one more time.

17. The time for the test is running out.

18. He ran after the car trying to stop it.

19. I ran across my old friend at the cinema.