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1. People will reduce energy consumption as __________ as possible.
2. Energy comes __________ many different sources like coal, oil and natural gas.
3. In the future, we will rely more on renewable energy sources.
4. They had to wear goggles to protect __________ eyes at the tomato festival.
5. How __________ going for a walk?
6. I usually go shopping with my mother __________ Sundays.
7. A friend of __________ is coming to stay with me next month.
8. What will you do __________ the police knock the door?
9. Most of the young people left this village a long time __________.
10. I will call you as __________ as I arrive at the airport.
11. The tourist will go sight-seeing in the country __________ week.
12. Your meal will be ready __________ fifteen minutes.
13. We are earning more __________ more money.