AFFIRMATIVE tú COMMANDS:
A. To form regular affirmative tú commands, simply us the Ud./ él/ella form of the present tense.
1. Toma la prueba. (Take the quiz.)
(if it as an -AR verb > -A; ER/IR > -E)
B. Any stem changes or other irregularities in the UD., él/ella present tense forms are carried over into the tu command.
1. Duerme bien ( Sleep well.)
C. There are 8 verbs that have irregular affirmative tú commands. Right now we are just focusing on Hacer (Haz) and Poner (Pon)