Make questions with have to. Then answer the questions. 1 Do girls in your school have to wear trousers? No, they don't. 1 girls in your school/wear trousers? 2 your friend change shoes in his or her school? 3 you wear slippers inside the school? 4 you/stand up when you answer? 5you and your classmates clean and tidy your classroom at the end of the day? your friend study more than ten subjects?