Correct the mistakes.
1.I visit my grandparents two times the week
2. I'll at home at eight o'clock tomorrow
3. -How long do they know the doctor?
- For five years
4. There is not cheese in this fridge
5. -Who have soup for dinner?
-We have
6. I am sure we are going to have a dictation tomorrow
7. -What did she gave you?
-F book
8. These children have bought Book Two last Saturday
9. He is siting on the teacher's chair now
10. How long are they going to stay in these city?