FennyBoy 2. You don't have to do your...
3. We don't have to watch a film...
4. You mustn't forget your first aid kit...
5. You mustn't have a snack...
6. We don't have to go to school...
7. You don't have to speak slowly.
8. You mustn't play your guitar...

NikitaChess 2) don’t have to do
3) don’t have to watch
4) mustn’t forget
5) don’t have to have
6) mustn’t go
7) don’t have to speak
8) mustn’t to play