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Save Energy at Home

焚题库   2017-12-29   【
共享题干题                                 (一) Save Energy at Home
请根据短文的内容,回答问题。
           On the average, Americans waste as much energy as two-thirds of the world's population consumes. That's largely the __________ .(51) of driving inefficient cars, using inefficient appliances (设备), and living and working in poorly insulated (隔热)buildings. Then what can you do to __________ (52) the situation?
          Buy energy-efficient products--buy new appliances or electronics of the highest energy-efficiency rating. New energy-efficient models may cost more initially, but have a lower operating __________ (53)over their lifetimes. The most energy-efficient models __________ (54) the Energy Star label, which identifies products __________ (55) use 20-40 percent less energy than standard new products.
         According to the EPA (美国环境保护署), the typical American household can save about $400 per year in __________ (56) bills with products that carry the Energy Star.   
         Switch to compact fluorescent bulbs (荧光灯) --change the three bulbs you use __________ .(57)in your house to compact fluorescents. Each compact fluorescent bulb will keep half a ton of CO2 out of the air __________ (58) its lifetime. __________ .(59), compact fluorescent bulbs last ten times as long and can save $30 per year in electricity costs.
         Set heating and cooling temperatures correctly--check thermostats (温度自动调节器) in your home to make sure they are __________ (60) at a level that doesn't waste energy. Turn off lights and other electrical appliances such as televisions and radios when you're not __________ .(61) them. Install automatic timers for lights that people in your house frequently __________(62) to turn them off when leaving a room. Let the sun shine in--the cheapest and most energy-efficient light and heat source is often fight outside your window. On __________ (63) days, open blinds (百叶窗) to let the sun light your home for free. Also remember that .__________(64) entering a room equals passive solar heating.
      Even on cold winter days, sun streaming into a room can raise the temperature by several __________ (56).

不定项选择题第1题___________

A.covering

B.using

C.repairing

D.leaving

参考答案:B

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不定项选择题第2题___________

A.speed

B.system

C.cost

D.profit

参考答案:C

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不定项选择题第3题__________

A.power

B.result

C.way

D.work

参考答案:B

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不定项选择题第4题___________

A.bright

B.rainy

C.foggy

D.dark

参考答案:A

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不定项选择题第5题___________

A.carry

B.bring

C.take

D.give

参考答案:A

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不定项选择题第6题___________

A.where

B.while

C.that

D.since

参考答案:C

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不定项选择题第7题___________

A.phone

B.water

C.food

D.energy

参考答案:D

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不定项选择题第8题___________

A.air

B.rain

C.wind

D.sunlight

参考答案:D

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不定项选择题第9题___________

A.improve

B.create

C.face

D.explain

参考答案:A

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不定项选择题第10题___________

A.want

B.have

C.try

D.forget

参考答案:D

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不定项选择题第11题___________

A.correct

B.turned

C.set

D.reduced

参考答案:C

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不定项选择题第12题___________

A.about

B.with

C.on

D.over

参考答案:D

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不定项选择题第13题___________

A.Moreover

B.However

C.Therefore

D.So

参考答案:A

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不定项选择题第14题___________

A.less

B.most

C.rarely

D.seldom

参考答案:B

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不定项选择题第15题___________

A.layers

B.levels

C.degrees

D.points

参考答案:C

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