choose the correct answer (A,B.C) 1.people will reduce energy .....as much as possible A.consume B .consumption C, expense D.expenses 2.nuclear power is expensive and dangerous...our environment A.for B.to C.in D.with 3.human is looking for a clean ,cheap and ..... sources of energy A.effective B.effect C.effectively D.effectiveness 4.low energy light bulbs shoul be used to ....electricity A.spend B.buy C.convert D. save 5.we must ...... the amount of water our family used every day A. lower B.reduce C.lessen D.narrow 6.at this time next month we....to ha long bay for a holiday A. will go B. will going C. will be gone D. will be going 7.by the middle of the 21^st century, people in developing countries .... more renewable energy A.uses B.will be using C. used D. have 8. fossil fuels are very common in our society but they .... the environment A.renew B. provide C. waste D. pollute