Find and correct the mistakes. (Tim và sửa lỗi sai) 1. Neither his parents nor his teacher were satisfied with his result when he was at high school. 2. You should eat fewer sweets because you may have a toothache. 3. Either the doctor or the nurses takes care of changing the patients' bandages. 4. Every student who majors in English are ready to participate in the oratorical contest. 5. Don't drink too much milk and you will gain your weight. 6. All the books on the top shelf belongs to me. 7. Happiness and success depends on yourself.