Common Keyboard Shortcuts

CTRL+X (Cut)
CTRL+C (Copy)
CTRL+V (Paste)
CTRL+Z (Undo)
CTRL+Y (Redo)
CTRL+A (Select all)
SHIFT with any of the arrow keys (Select more than one item in a window or on the desktop, or select text in a document)
ALT+F4 (Close the active item, or quit the active program)
ALT+SPACEBAR (Open the shortcut menu for the active window)
ALT+TAB (Switch between the open items)
ALT+ESC (Cycle through items in the order that they had been opened)
ALT+SPACEBAR (Display the System menu for the active window)
F10 key (Activate the menu bar in the active program)
ESC (Cancel the current task)