We must eat healthy food

We must do exercise

We must sleep before midnight

We must study hard

We must follow the rule

We mustn't play game a lot

We mustn't eat junk food

We mustn't sleep after midnight

We mustn't drink beer

We musn't watch film a lot

@py

Bài làm :

Must :

We must be careful with fire.

We must ride a motorbike on this road.

We must play sports.

We must do excercise in the morning.

We must do homework before go to school.

Mustn't :

We mustn't play with fire.

We mustn't ride a motorbike on this road.

We mustn't play sports.

We mustn't do excercise in the morning.

We mustn't do homework after go to school.