Ex.1, p142. Нерсисян 10

While chatting online we usually use              [a web-camera, headphones]to see each other's faces.

If we want to print out the information in the computer, we use           [a printer, an e-book]

If we want to upload our printed pictures onto the computer, we use            [a scanner, monitor]

           [A laptop, Tablet PC]is smaller than a desktop computer and you can carry it with your hands.

             [A keyboard, A mainframe]is a device for typing letters, numbers, and symbols into the

computer.

         [A mouse, A cable]is a small object which you move with your hand to give instructions to the computer.

                [A modem, A memory stick]is equipment connected to a computer for           [coping, receiving] digital information by telephone line.

               [A CPU, A motherboard]is responsible for coordinating everything that happens in your computer.

If you click on that      [link, list] it will take you to a new website.

I took a photo of our school yesterday and sent it to you as an            [attachment, in-box.]