1. The man standing there is a clown

2. The envelope lying on the table has no stamp on it

3. My old and sick grandmother never goes out of the house

4. The student don't know how to exercise given by the teacher yesterday

5. The gentleman living next door to me is a well-known orator

6. All the astronauts orbiting the earth in space capsules are weightless

7. I saw many house destroyed by the storm.

8. The street leading to the school is very wide

9. The system used here is very successful

10. Trains leaving from this station take an hour to get to London

11. C was the first

12. D It was your carelessness that caused the accident

13. B which was completed

14. C the young woman living next door is very kind to my family