根据句意及首字母提示，补全句中所缺的单词。
1. Those small factories are causing a lot of e ______ pollution.
2. The company sells plastic p______.
3. She always leaves the lights on and goes out. She is a w ______ woman.
4. Waste paper can be r______.
5. Did the storm do any h______ to the corn?
6. They are in great need of building m______.
7. There are many d______ between living in a big city and living in the country.
8. Food is n______ for life.
9. She bought some ______ to make some new dresses.
10. Do you use e______ for cooking?
