Each sentence has a mistake. Find and correct it

Exercise 6: Each sentence has a mistake. Find and correct it.
1. My brother loves play chess when he has free time.
Correction: ______________________
2. I find woodcarving interest because it’s creative.
Correction: ______________________
3. Many people wait for the dentist at the moment.
Correction: ______________________
4. They have donated blood three months ago.
Correction: ______________________
5. Did you finished your homework yet?
Correction: ______________________
6. I’d like to go, and I have to study for my test tonight.
Correction: ______________________
7. Eat more fast food, or you’ll put on weight.
Correction: ______________________
8. Do you think staying at home all day is bored?
Correction: ______________________