1. I have got a car.

     This is car.

2. You have got a beautiful house.

     This is house.

3. He went to a party with his girlfriend.

    This is girlfriend.

4. She bought a new shoes.

    Those are shoes.

5. We made a presentation about environmental problems.

     This is presentation.

6. You wrote an exam yesterday.

     There is exam.

7. They cooked pancakes.

     Those are pancakes.