Najlepsza Odpowiedź!
I must wash the dishes every saturday.
I must walk the dog every day.
I must help my mum with shopping.
I must make my bed every night.
I must do my homework at weekends.

I mustn't argue with my mum.
I mustn't go out after 10 p.m.
I mustn't watch TV on mondays.
I mustn't play computer games before I do my homework.
I mustn't beat my dog, when he pee on the floor.