Exercise 10. Underline and correct the mistakes in the following sentences. 1. Emma has washed the dishs after dinner. 2. Oh my god, I put too much salts into the soup. 3. My teacher was angry because some students did not do their homeworks. 4. It is very dangerous to play with knifes. 5. It took me around five to six hour to finish my job. 6. My daughter likes a cheese very much. 7. I asked my professor for a advice on my career. 8. On my way to the countryside, I saw some buffalo. 9. There is only a few bus on the road today. 10. Mr. John has three child, two boys and one girl.