Click at the beginning of the selection, move the mouse to the end of the selection while holding the left mouse button down, and then release the mouse button.
•Alternatively, press arrow keys while pressing the SHIFT key.
•Alternatively, press the F8 key, and then press arrow keys.
•To select lines, click on the left edge of the window, or press CTRL + F8.
•To select vertically (in a rectangular block), use the mouse to select while pressing the ALT key, or press SHIFT+ CTRL + F8.