Create a new modeling database： Ctrl + n

Open an existing modeling database ：Ctrl + o

Save the current modeling database： Ctrl + s

Print： Ctrl + p

Read command file ：F2

Exit ：Ctrl + q

Undo the last operation ：Ctrl + z

Redo the last undone operation：Ctrl- Shift + z

Copy objects ：Ctrl + c

Paste text in text boxes in dialog boxes and as comments ：Ctrl + v

Cut text from text boxes in dialog boxes ：Ctrl + x

Delete selected object ：Del

Modify object ：Ctrl + e

Escape operation ：Esc

Command window ：F3

Coordinate window ：F4

Menu Builder ：F5

Dialog Box Builder ：F6

Working grid ：g

Plotting window ：F8

Help window ：F1

Rotate view in the XY directions： r

Rotate view in the Z direction： s (lowercase)

Translate view： t

Change perspective depth ：d

Dynamically zoom view ：z

Use dynamic increment ：Shift

Define a zoom area ：w

Center view ：c

Orient view to object ：e

Fit view： f

Orient view to front： F

Orient view to right ：R

Orient view to top ：T

Orient view to isometric ：I

Toggle render mode between wireframe and shaded：S (Uppercase)

Toggle screen icons on and off ： v

Turn off snapping to geometry：Ctrl

Turn off highlighting of geometry during selection：Ctrl