There are shortcuts that you can use in Microsoft Office to fasten your work. You need to press the same keys together.
1) Ctrl + A - to select all
2) Ctrl + C - to copy the selected.
3) Ctrl + V - to paste
4) Windows + D - to minimize all and go to the desktop
5) Ctrl + X - to cut
6) Alt + F4 - to close the current project
7) Ctrl + S - to save
8) F5 - to refresh
9) Ctrl + O - to open options
10) Ctrl + P - to print