We must say Mr and Mrs when you speak to older people .You can use first names with your friends .You mustn’t talk too loudly .In some trains you can’t even use your mobile phone . Listen to a teenager talking about life. Check the things he must do. 16432587 mustmustn’t1. clean up bedroom2. wash up3. stay out after 9:00 p.m.4. smoke5. do homework6. wash hands7. use the telephone without asking 8. play music loudly after 10:00 p.m. √√√√√√√√ Listen again . What two things does he say he can do ?________________________________________________________________________________________Tell each other three things you must do at home and three things you mustn’t do . Are your home rules different or the same ?I must visit my grandparents once a week . I mustn’t smoke . Complete the sentences with can or can't.1. You ______ drive a car at the age of 16. 2. You ________ get married at 16. 3. You ________ leave China with a passport. 4. You ________ leave school at the age of 14. 5. You ________ have a job at 12. 6. You ________learn English outside the classroom.can'tcan'tcan'tcan'tcancan Complete the sentences with must or mustn't.1. You _______ be late for school. 2. You _______ eat in the library. 3. You _______ ride your bike in the playground. 4. You _______ do your homework. 5. You _______ listen to the teacher.mustmustmustn'tmustn'tmustn't Complete the sentences with the words and expressions in the box.1. Use your __________ to look up any words you don't understand. 2. She opened her ___________ and took out some money to pay the taxi driver. baseball cap; chess set; chopsticks;dictionary; present; purse; soap dictionarypurse 3. Most Chinese people eat noodles with ________...