computers are general purpose devices that can be programmed to carry out a set of arithmetic or logical operations automatically. Since a sequence of operations can be readily changed, the computer can solve more than one kind of problem.

Computers

Computers

1. surge protector 6. hard drive 11. monitor /screen 16. laptop
2. power cord 7. USB port 12. webcam 17. printer
3. tower 8. flash drive 13. cable
4. microprocessor / CPU 9. DVD and CD-ROM drive 14. keyboard
5. motherboard 10. software 15. mouse

Computers

A. type B. select C. delete D. go to the next line

Conversation

A. Can you recommend a good computer?
B. Yes. This computer here is excellent.

A. Is that a new…?
B. Yes.
A. Where did you get it?
B. At (name of store)

A. May I help you?
B. Yes, please. Do you sell…
A. Yes. We carry a complete line of…