Choose the correct options

1. ["Must"|"Can"] is used to talk about ability.
2. ["Mustn't"|"Don't/doesn't have to"] is used to express prohibition.
3. ["Should"|"Have to"] is used to give advice.
4. ["May"|"Must"] is used to talk about possibility.
5. ["Might"|"Don't/doesn't have to"] is used to express a lack of necessity.
6. ["Could"|"Must"] is used to talk about rules and obligations.
7. ["Might"|"Should"] is used to express possibility, permission and suggestion.