102 Ummy ne VI. Find and correct the mistake in each sentence. 1. Peter and his sister washes the family car. 2. My sister go to the library once a week. 3. We sometimes make experiments in physics class. 4. My new flat is got a large kitchen. 5. There are a living room, a bathroom and a bedroom in my house. 6. What do you do tomorrow afternoon? 7. Going by taxi is more expensiver than going by bus. 8. The air in the country is more clean than the air in the city.