1. recognition

2. have never heard

3. to break

4. not to listen

5. entered

--

1. global

2. completely

3. chemist

4. erosion

5. entertaining

--

1. The police man said that there had been an accident and the road was blocked.

2. Unless Mary waters these trees, they will die.

3. John, whose mother is in hospital, is absent from school.

4. He escaped when he was being moved from one prison from the other.

- Thieukhue -

1. recognizing (avoid+Ving)

2. had never heard

3. breaking (admit + Ving)

4. not to listen

5. enters 6. global 7. completely 8. chemicals 9. erosion 10. entertaining

11. The policeman said there had been an accident and the road was blocked

12. Unless Mary waters these trees, they will die

13. John, whose mother is in hospital, is absent from school

14. If he paid his staff properly, they would work well

15. He escaped when he was being moved from one prison to another