1. Pollution in rivers caused the dead of about ten million fish or half of the total. (die)

2. Many families continue to live in their ________ houses or temporary shelters. (damage)

3. The five major air ____________ are carbon monoxide, hydrocarbons, nitrogen oxides, sulfur oxides, and airborne solid particles. (pollute)

4. Major cities around the world are facing with ________ gases from vehicles and factories. (poison)

5. Wild animals lost their habitats due to large-scale environmental ________. (destruct)

6. For many ____________, the world seems to be getting worse in their eyes. (environment)

7.  _____waste is dumped into the lakes, rivers, which makes water polluted. (industry)

8. Water pollution is the _____________ of lakes, rivers, oceans, or groundwater. (contaminate)

9. One of the limitations of shopping onine is that the _____ may not be exactly what you expect. (produce)