Pātai means question.
You can say "I have a Patai" or "he patai taku?" which means are there any questions.
Mārama means understand.
You can say "I mārama" or use the questions "ko mārama koe?" which means do you understand?
Māhi means work.
You can say "kei te mahi o te rā?" which means what work are you doing today?
Horoi o ringaringa - wash your hands.
Remember to do this for Rua Tekau (20) seconds.