III. Complete the sentence with the correct form of the word in brackets. radio batteries and in are to produce
1. Food is a _________of life. (need)
2. I asked for a _________as the dress was damaged. (reduce)
3. There are a lot of technological ___________ designed to save energy. (innovate) .
4. We find advertising on television very__________ (effect)
5. I switched the light off to save __________(electric)
6. Energy__________includes searching for alternative fuels. (conserve)
7. Energy-saving bulbs help ____________save money. (consume)
8. She needed only one more stamp to complete her_________(collect)
9.___________ friendly energy sources include water and wind power. (environment)
10. People who exercise___________ are less likely to feel stress (regular)