Use this text for practicing:
This is some text, I hope you like it.
one more
and more
Do the following exercises on it:
2cw - change 2 words
2dw - delete 2 words
2yw - yank 2 words into register
g~ - swap case
gu - make selection all lower case
gU - make selection all UPPER case
> - shift right
< - shift left
= - auto indent