Can can't could couldn't didn;t need to, have to , do(doesn't) have to, must, mustn't, needn't
1. You’ve got plenty of time. You hurry. *
2. I ask you a question ? *
3. I go to work on Saturdays. It’s my day off.
4. Tom has given me a letter to post. I forget to post it. *
5. You drive a car when you’re 18. *
6. My mother keeps telling me that we wash our hands before we sit down at the dinner table. *
7. When I was a child I understand adults, now that I’m an adult I understand children. *
8. You go to the grocery store. We have some milk in the fridge. *
9. The teacher always tells us we cheat during a test. *
10. I stop laughing. The joke was so funny. *
11 you turn down the volume ? – It’s too loud
12. I swim well when I was a child. I even won the school championships. *