Paraphrase the sentences using the word in bold:
1. He is going to dye his hair violet. I don't think he will be allowed to sit exams. (if)
2. If we don't find unusual costumes we will not take part in the carnival. (unless)
3. The train usually arrives in time. Then we will be able to see the parade from the every beginning. (if)
4. If she doesn't work harder she will never get a good job. (unless)
5. I hope we'll have enough money to go to the seaside in summer. (if)
6. He is such a strange person. Ten years ago he had short hair and wore suits but now he wears torn jeans. (used to)
7. Kate was interested in straight edge groups when she was younger, but she is not very interested in them anymore. (used to)
8. Perhaps Tom left our school for technical college. (may)
9. He possibly didn't move to another place. (may)
10. It is possible that Mary didn't pass her exams in June. (might)