2. Underline the correct modal verb
1. You can / must raise your hand and wait before you ask a question.
2. In Britain, all teens have to / may stay in school until they are 16 years of age.
3. In the old days, teachers could / should hit students with a ruler if they misbehaved in class.
4. In certain schools, students may / must stand when their teacher enters the room.
5. You should / might spend time studying if you want to get good marks.
6. Steven wants to go out but his mum said he needn’t / can’t go until he has finished his homework.
7. We need / mustn’t to decide who will be class president.
8. I didn’t see Bill today, he should / must have taken the day off.
9. “Can / May I leave early today, please?” Sarah asked.
10. Kate looked pale in the doctor’s office. She may / might be ill.