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Energy saving 環(huán)境：節(jié)能
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從下面選項中選擇正確答案；單擊“核對答案”按鈕，核對你的答案.
Your score: 0/6
Your score: 1/6
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1 : Wind power, solar power and hydro power are all considered to be __________ energy. |
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The possible answers were:
endless
fast
recycled
renewable
You said:
endless
fast
recycled
renewable
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完全正確！以上所有的能源方式都是再生能源。
不對, 英語里沒有這種說法。
不對, 快速的能量在此處不合邏輯。
不對, 雖然這個詞所表達(dá)的意思很接近正確答案，再想想！
你沒有回答這個問題。
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2 : If you have a garden, then you might consider installing a ___________ to collect rain water for your plants. |
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The possible answers were:
water butt
water but
bucket
water pump
You said:
water butt
water but
bucket
water pump
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不對， 拼法錯了。
完全正確！Water butt 是專門為接雨水而設(shè)計的大水桶。
不對，一般的水桶不是為接雨水而設(shè)計的。
不對，水泵是排水用的，不是為接雨水而設(shè)計的。
你沒有回答這個問題。
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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. |
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The possible answers were:
turning down
turn out
switching off
switch off
You said:
turning down
turn out
switching off
switch off
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不對，您的選擇意思是出席 turn out.
不對, 您的選擇意思是對的，但是形式錯了。
不對，您的選擇意思不對，turning down 是減低的意思。
完全正確！Switching off 是正確的動名詞形式, 意思是關(guān)了。
你沒有回答這個問題。
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4 : To help the environment, you can reduce your ____________ by not flying. |
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The possible answers were:
carbon monoxide
expenses
waste
carbon footprint
You said:
carbon monoxide
expenses
waste
carbon footprint
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不對，waste 是垃圾，意思接近但不是最佳選擇。
完全正確！Carbon footprint 就是指因人類活動而制造的二氧化碳量。
不對，carbon monoxide 是一氧化碳。
不對，再想想不乘飛機(jī)能減低什么?
你沒有回答這個問題。
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5 : In many cold countries, homes have specially designed windows to keep the house warm. What are these windows commonly called? |
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The possible answers were:
double layering
double glazing
single glazing
tinted windows
You said:
double layering
double glazing
single glazing
tinted windows
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不對，就差一個字你就對了。再想想！
完全正確！Double glazing 就是雙層玻璃，對保暖非常有幫助。
不對，Single glazing 單層玻璃對保暖沒有太大的幫助。
不對，茶色玻璃 tinted windows 更適合于天氣熱的國家。
請選擇答案。
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6 : Biodegradable means being able to be broken down by the enzymes produced by living organisms. Which of the following objects are NOT biodegradable? |
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The possible answers were:
tin cans
apples
orange peel
paper
You said:
tin cans
apples
orange peel
paper
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完全正確！鋁罐不能被生物降解。
不對，蘋果過幾天就會腐爛的。
不對，橙子皮放一段時間就會腐爛的。
不對，紙在合適的環(huán)境下會慢慢腐爛的。
你沒有回答這個問題。
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