Russian for he is он.
Should you want to make it into she, you just add the letter that is pertaining to the feminine gender in Russian to the end: а. Thus:
she is она
Both words он and она have the same form which is:
To make you do into he/she does, you change шь to т. For example, говоришь would change into говорит.
So, for example, хочешь. You change шь into т and you get:
Russian for wants is хочет.
Try this yourself with changing говоришь (you speak) and понимаешь (you understand):