What must they do in these situations? Write questions and answers using must or mustn't.

Use the following phrases
call a doctor buy a present
call the firemen help him find his way home
stay up late go to bed early

Example: He is always late for school.
What must he do? He must get up earlier.

1. Maxim is going to a birthday party today.
2. Sam is ill.
3. My brother is going to leave very early tomorrow.
4. A man sees a house on fire.
5. You see a crying child lost in the street.