MUST (simple present only)order, law, moral obligation,suggestion

he must stay in prison for stealing money to the lady!

You mustn’t stop here, sir!

You must tidy your room before watchingt.v.!

The new shop is great! You must visit it!

Have to: necessity, rule

All children have to wear a uniform

You have to show your mother your test

You have to cross the road on the zebra

crossing

Don’t have to: not necessary

You don’t have to go jogging every day,

but you can if you want!

You don’t have to help me in the

houseworks! You’d better go out with

your friends!