| 1. Mathematics, is his favourite subject, is given by a certain Mr. Green. |
| 2. Beethoven, we have just been listening to, was one of the world's finest composers. |
| 3. Napoleon, about so many books have been written, is the most famous French emperor. |
| 4. The fish he brought back yesterday was not good. |
| 5. The teacher gives history is ill: we are free. |
| 6. Chess, about I know nothing, seems difficult to play. |
| 7. Where is the child parents have asked for an appointment. |
| 8. Have you see the books were written by his father? He deserves to be world famous. |
| 9. Julius Caesar, was a famous general, was also a merciless politician and a good writer. |
| 10. I saw several houses were quite cosy. |
