BBC Learning English 英语教学

Energy saving 环境:节能
 
从下面选项中选择正确答案;单击“核对答案”按钮,核对你的答案. Your score: 0/6 Your score: 1/6 Your score: 2/6 Your score: 3/6 Your score: 4/6 Your score: 5/6 Your score: 6/6
 
1 : Wind power, solar power and hydro power are all considered to be __________ energy.

endless
fast
recycled
renewable

 
 
2 : If you have a garden, then you might consider installing a ___________ to collect rain water for your plants.

water butt
water but
bucket
water pump

 
 
3 : A local council in the UK is hoping to save energy and money by ____________ 9,000 street lamps in areas where their use is not essential.

turning down
turn out
switching off
switch off

 
 
4 : To help the environment, you can reduce your ____________ by not flying.

carbon monoxide
expenses
waste
carbon footprint

 
 
5 : In many cold countries, homes have specially designed windows to keep the house warm. What are these windows commonly called?

double layering
double glazing
single glazing
tinted windows

 
 
6 : Biodegradable means being able to be broken down by the enzymes produced by living organisms. Which of the following objects are NOT biodegradable?

tin cans
apples
orange peel
paper

 
 

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