8.2 Modal verbs: have to/don’t have to, mustn’t
1 Choose the correct option in the sentences.
0 In class, you have to / mustnt listen to the teacher.
1 In school, you have to / mustnt be on time for lessons.
2 When you play sport, you have to / mustnt wear the wrong clothes.
3 At break times, you have to / dont have to go outside if the weather is good.
4 If the Head Teacher comes into your class, you dont have to / mustnt stand up.
5 In the school library, you have to / mustnt work very quietly.
6 At lunchtime, you have to / dont have to / mustnt eat in the school cafeteria you can also eat outside.
7 In science experiments, you have to /
dont have to / mustnt do silly things with the chemicals and equipm
