2. The US President isn't English. He's American.
3. Snow isn't hot. It's cold.
4. Five and six isn't twelve. It's eleven.
5. You're not English. You're Russian.
6. We're not in Russian class. We're in English class.
7. Rolls-Royce cars aren't cheap. They are expensive.
3. Yes, she is.
4. No, it is not.
5. No, it is not.
6. No, I'm not.
7. Yes, I am.
8. No, they are not.
2. It's not hot today.
3. I'm not married.
4. Where's..
5. They're not..
6. We're..
7. You're..
2. You are not...
3. My flat is
4. Her son is not..
5. His wife is
6. They are..
7. We are not
1.Who do we usually call when we are ill?
2.What should we do when we have a temperature?
3.The dentist is a teeth doctor,isn't it?
4.What should we do to get better?
5.Where do we go if cannot get better at home?
6.What kind of diseases have you found out from the text?
1. Люди начинают понимать, что экологические проблемы являются их собственными.
2. Экологические проблемы стали наиболее важными в настоящее время.
3. Человеку трудно предсказать изменения в окружающей среде.
4. Лид это-токсическое вещество, которое может быстро поглощаться организмом человека.