Fill in the gaps with dont/doesnt have to, didnt have

Fill in the gaps with dont/doesnt have to, didnt have to or wont have to.
1. Tomorrow is Saturday, so I wont have to go to school.
2. Ive already finished my project so I ..do it in the holidays.
3. We bought a takeaway pizza last night, so we cook
dinner.
4. Tom and Mary have got a washing machine so they . go
to the laundrettte.
5. Steve passed his driving test so he .. take it again.6. Sally is very rich so she . work.
7. They bought tickets in advance so they . wait in the queue.
8. Janes mother wakes her up so she . use alarm clock.
9. I have already read the book so I . read it again.
10. Sam never makes a mess so he .. tidy his room very often .