Who says it?
dentist doctor parents teacher
1 You mustn't be late and you must work hard
2 You must eat lots of fruit and you mustn't
smoke
3 lou must do your homework and you mustn't
talk in class.
4 You must tidy your room and you mustn't
stay out late
5 You must see me every six months and you
mustn't forget to brush your teeth at least
twice a day.
Circle the correct alternatives.
1 You musta / don't have to snioke on the
plane
2 You musta / don't have to wear your seat
belt all the time.
3 You must / don't have to stand up when
the plane is taking off or landing,
4 You musta / don't have to eat the food on
the plane
5 You must don't have to be rude to the
flight attendants​