【判断题】【消耗次数：1】
目前，臭氧是大气中浓度仅次于二氧化碳的温室气体。温室气体排放量最大的国家为中国
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正确
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错误
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相关题目
【单选题】
二氧化碳被称为温室气体，是因为二氧化碳能（）。
①
A.吸收太阳辐射，使人体增温
②
B.破坏臭氧，使到达地面的紫外线增多
③
C.强烈地吸收地面放出的长波辐射
④
D.通过光化学反应向大气中释放热能
【单选题】
除二氧化碳以外,甲烷、氟氯烃、一氧化碳等都被称为温室气体,其共同的原因是（）。
①
A.吸收太阳辐射,使大气增温
②
B.通过光化学反应向大气中释放能量
③
C.强烈吸收地面放出的红外线长波辐射
④
D.温室气体相互反应放出能量
【单选题】
空气中的二氧化碳仅占空气体积总量的（）。
①
A.0.01%－0.02%
②
B.0.03%－0.04%
③
C.0.05%－0.06%
④
D.0.07%－0.08%
【判断题】
实现2020年单位国内生产总值二氧化碳排放量相比2005年下降40%至45%，并确定2030年自主行动目标即二氧化碳排放量尽早达峰，是我国在《巴黎协定》中提出的国家自主贡献目标。
①
正确
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错误
随机题目
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Young people ______ 62% of University teaching staff.
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comprise
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compose
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contain
【单选题】
—Our son has picked up some bad habits recently, and I am really worried about it.— .
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Yes, they have some bad habits.
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Cheer up. I believe he will overcome it.
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Well, he like drawing.
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— As we all know, the invention of the Internet was a great breakthrough in human history. ___________?— Yes, of course.
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What is your opinion
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Do you know the reason
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Do you think so
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what do you think?
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The caregivers hope the elderly people will soon.（考点：recover）
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regain
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restore
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refeel
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—Do you have much experience with caring for babies?— .
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Yes, I do. I am responsible, loving, warm girl, and often take care of kids in my free time.
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No, you are freshmen. You should work hard.
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Yes, they are. They are very cute.
【单选题】
—Linda, what’s wrong with your grandmother?— .
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She is not retired
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She hurt her leg.
③
She got a new house.
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She got a new book.
【单选题】
The better the elderly people are known, they are.
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the happier
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the happy
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so happy
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very happy
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—Ken did badly in his math test. Im terribly worried about the result.— .
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I am so happy he is very healthy.
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Well, it is hard to see.
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Come on. it isn’t the end of the world.
【单选题】
She chose to be a teacher, but personally I’d to be a caregiver.
①
fancy
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prefer
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love
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hate