Complete the sentences using have to/ has to/ had to

I don`t want anyone to know about our plan. You ___ tell anyone.
1. mustn`t
2. don`t have to
3. doesn`t have to
Richard _____ wear a suit for work, but he usually does.
1. mustn`t
2. don`t have to
3. doesn`t have to
You _____ touch that switch because it`s dangerous.
1. mustn`t
2. don`t have to
3. doesn`t have to
There`s a lift in the building, so we _______ climb the stairs.
1. mustn`t
2. don`t have to
3. doesn`t have to
You ____ forget what I told you. It`s very important.
1. mustn`t
2. don`t have to
3. doesn`t have to
Sue _______ get up early, but she usually does.
1. mustn`t
2. don`t have to
3. doesn`t have to
Don`t make so much noise! We _____ wake up the children.
1. mustn`t
2. don`t have to
3. doesn`t have to
I can go to bed late because I ______ wake up early.
1. mustn`t
2. don`t have to
3. doesn`t have to
‘I _____ go to the bank today. I have enough money’.
1. needn`t
2. have to
3. must
‘We _______ clean the house today. It`s dirty’.
1. must
2. needn`t
3. don`t have to