1) 2
2) 2
3) 2
4) 1
5) 2
6) 1
7) 2
8) 1
1) We don't have to clean our room.
2) You mustn't cry.
3) Your friend must talking to you.
4) Should I ask the teacher?
5) Sofia has to empty the bins.
6) We have to ask for permission.
7) You shouldn't get angry.
8) You should say you're sorry.
9) We must promice to help.