III. Nối hai câu sau bằng Gerund, Present Participle hoặc Perfect Gerund, Perfect Present Participle :
1. She entered the room suddenly. She found them smoking.
2. He had broken the window. He admitted it.
3. When you planting these flowers, you must take care of not damaging the roof.
4. I let the dog out of the room because it had barked furiously.
5. After we had visited the museum, we decided to have lunch in the park.
6. We were shocked. We heard that you had been fined.
7. He had not been informed of the secret business deal. He denied it.
8. I was not told about it. I don’t recall it.