=>
V/
1. toothache
2. helpful
3. worried
4. painful
5. scared
6. appointment
7. hurting
8. unhealthy
VIII/
1. Remember to brush your teeth every day.
2. Remember not to stay up late at night.
3. Doing morning exercises is very useful.
4. Don't forget to write a letter to me.
5. You should iron your own clothes.