Ex. 3. Fill in the gaps in these sentences. Use the correct word from the list.

Shift key, alt key, control key, escape key, delete key, tab key, caps lock key, backspace key, standard keyboard, key in (or type in), enter, data input.

1. To go back one space, hit the …

2. To change to capital letters, press the …

3. To change the capital letters permanently, hit the …

4. To insert a tabulation, press the …

5. To activate the ‘Ctrl’ functions, press the …

6. To activate the ‘alt’ functions, hit the …

7. To stop the computer doing something, you can press the …

8. Select the text you want remove, and hit the …

9. Please … your password.

10. It took me two hours to… all the text.

11. A keyboard is a … device.

12. Do you have a …?

13. No. I have a special … It’s better for my arms and back.

T E X T C

Task. Read the text and do the exercises below.

The mouse

A mouse is a hand-held device that lets you move a pointer and select items on the screen. It has one or more buttons to communicate with the PC. A scroll wheel lets you move through your documents or web pages. The pointer looks like an I-bar, an arrow or a pointing hand.

An optical mouse has an optical sensor instead of a ball underneath. A cordless (wireless) mouse has no cable; it sends data via infrared signals or radio waves.

Mouse actions:

-to click, press and release the left button.

-to double-click, press and release the left button twice.

-to drag, hold down the button, move the pointer to a new place and then release the button.

-to right-click, press and release the right button; this action displays a list of commands.

Ex. 1. Complete these sentences with the correct “mouse action”.

1. To start a program or open a document you … on its icon - that is, you rapidly press and release the mouse button twice.

2. If you want to select a menu option, you just … on the left button.

3. If you want to move an object, press the button and … the object to the desired location.

4. If you want to find the commands for a particular text, image, etc., you have to … on it.

Ex. 2. Fill in the gaps in these sentences. Use the correct word from the list.

Scroll up, on, scroll down, joystick, hold down, optical, touchpad, single, repetitive strain injury, roll, double.

1. … to see pages above.

2. …to see pages below.

3. To select text, … the left button, and move the mouse pointer.

4. If you use a mouse for many hours every day, you can get … in your finger.

5. With a laptop computer, plug in a mouse, or use the … in front of the keyboard.

6. To play some games, you need to use a … instead of a mouse.

7. To move up and down a page, you can … the mouse wheel.

8. This mouse doesn’t have a ball. It’s an … mouse.

9. One click of a mouse button is called a … click.

10. Two clicks of a mouse button are called a … click.

11. Click … the folder to open.

Дата добавления: 2015-11-16