1. I am reading Harry Porter. It is an interesting book. → ____________________________________________

2. He failed in the exam. It made his parents very angry. → ____________________________________________

3. He has two sons. Both of them are doctors. → ____________________________________________[来源

4. Recently I bought an ancient Chinese vase. The price of it was very reasonable. → ____________________________________________

5. Last week, two persons came to see the house. Neither of them wanted to buy it.→ ____________________________________________

6. I have lost the pen. My father bought it for my sixteenth birthday. → ____________________________________________

7. Do you see the house? The windows of it face south.→ ____________________________________________

8. He must be from Africa. It can be seen from his skin.→ ____________________________________________

9. The book is worth reading. He paid 6 yuan for it. → ____________________________________________

10. She is a teacher of much knowledge. Much can be learned from her. → ____________________________________________

二、定语从句改错

1. Jim passed the driving test, it surprised everybody in the office.

2. Which is known to all, he is the best student.

3. It is such a big stone that nobody can lift.

4. Our teacher is very strict with us, that does much good to us.

5. He will come to see me next July, which he won’t be so busy.