Correct the sentences. 1. he's stomach-ache. 2. my elbow hurt. 3.he dont't want to go to school. 4. she didn't wore a hat yesterday. 5.oh, doctor! i eat a lot of cake and drink a lot of cola yesterday. 6. there are four food group.

1. He's a stomach ache.
2. My elbow hurts
3. He doesn't want to go to school.
4. She didn't were a hat yesterday.
5. Oh, Doctor! I ate a lot of cake and drank a lot of cola yesterday.
6. There are four product groups.