问答题For the last fifty years, the globe has been warming (1)____.  It is true that the average temperature (2) r____is only about two degrees, but that has been enough to start the glaciers (3)____(recede) in many parts of the world.  A rise of one degree

题目
问答题
For the last fifty years, the globe has been warming (1)____.  It is true that the average temperature (2) r____is only about two degrees, but that has been enough to start the glaciers (3)____(recede) in many parts of the world.  A rise of one degree per generation is a large increase. Nature seldom moves as swiftly as this. We may have been helping her. To a very large (4)____, the temperature of the Earth is determined by the amount of solar heat which the atmosphere can (5) ke____ . The air above us sets like the glass in a greenhouse, trapping many of the heat waves which would (6)____bounce back into space. Carbon dioxide in the air is mostly responsible (7)____the “greenhouse effect”; it is a gas produced by all our countless fires, furnaces and internal combustion engines.  The end of the short-lived age of fossil fuels is already in (8) si____ ; soon in one or two centuries at the most we will have wasted all the world’s resource of oil and coal. This no longer means disaster, for (9)____(atom) energy has arrived in time to save our civilization from dying through lack of power. We are moving into a brighter and cleaner age, as the smoke of millions of fire and furnaces and automobiles ceases to (10)____(dark) the sky. But for that very reason, it may also be a colder age.

相似考题
参考答案和解析
正确答案: 1.up 从文章中可以得知全球在变暖,因此是warm up。
2.rise
rise上升,可与气温搭配。另外,第二段第一句话里也有rise一词,起提示作用。
3.receding
start doing sth.开始做某事,固定搭配。recede向后退,此处意为冰山融化,海平面上升。
4.extent
to...extent在某种程度上。
5.keep
to keep heat保留住热量。
6.otherwise 要不然,否则。句意:我们上空的大气层就像温室里的玻璃一样能吸收很多本该被反射回太空的热量。
7.for 大气中的二氧化碳是产生温室效应的主要原因。be responsible for对…负责。
8.sight
be in sight可见,看得见,在望,不远。
9.atomic
atomic energy原子能,核能。
10.darken
cease to do sth.停止做某事。因此此处应填dark的动词形式darken。
解析: 暂无解析
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    由第五段的内容可知,地球上的任何人都应关心全球变暖的问题。
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  • 第16题:

    共用题干
    Lakes,Too,Feel Global Warming

    There's no doubt:In the last few decades,the average temperature on Earth has been higher than it has
    been in hundreds of years.Around the world,people are starting to measure the effects of global warming一
    and trying to figure out what to do about it.
    Scientists recently used satellites to study the temperatures of lakes around the world,and they found
    that lakes are heating up.Between 1985 and 2009,satellites recorded the nighttime temperatures of the sur-
    faces of 167 lakes.During those 24 years,the lakes got warmer by an average of about 0.045 degree
    Celsius per year.
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    lake may warm by a full degree Celsius in just 10 years.That difference may seem small一you might not
    even notice it in your bath.But in a lake,slightly warmer temperatures could mean more algae(水藻),and
    algae can make the lake poisonous to fish.
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    tant because scientists often use measurements of air temperature to study how Earth is warming. By using
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    aren't the only ones concerned.Everyone who lives on Earth is going to be affected by the rapid warming of
    the planet. Many world leaders believe we might be able to do something about it,especially by reducing the
    amount of greenhouse(温室)gases we put into the air.
    That's why the United Nations started the Framework Convention on Climate Change,or UNFCCC.
    Every year the convention meets,and representatives from countries around the world gather to talk about
    climate change and discuss global solutions to the challenges of a warming world.

    Lakes seem to be warming faster in Asia.
    A:Right
    B:Wrong
    C:Not mentioned

    答案:C
    解析:
    由第二段可知,科学家从1985年开始记录湖水温度的,到现在还不到30年。
    由第二段最后一句话可知,此判断正确。
    湖水在亚洲温暖的快在文中没有信息依据。
    由第三段最后一句话可知,此判断正确。
    由第四段第二句话可知,科学家经常用空气温度来研究地球变暖的问题,说明他们关 注的主要焦点在于空气温度。
    由第五段的内容可知,地球上的任何人都应关心全球变暖的问题。
    在文中没有提及今年的UNFCCC在哪举行。第3部分:概括大意与完成句子

  • 第17题:

    There have been()medicine in the last 50 years.

    Agreat advancesin

    Ba great advancein

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    Da great advanceon


    A

  • 第18题:

    He is over fifty, but he looks as though he()only in his thirties.

    • A、were
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    • C、will be
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    正确答案:A

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    There have been()medicine in the last 50 years.

    • A、great advancesin
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  • 第20题:

    单选题
    Jackson ______ school two years ago and he ______ for two years.
    A

    leaves; has gone

    B

    left; has been away

    C

    leaves; has been away

    D

    left; has gone


    正确答案: B
    解析:
    考查动词时态。句意:Jackson两年前离开的学校,他已经离开学校两年了。根据“two years ago”可知,第一空用一般过去时;根据“for two years”可知,第二空用现在完成时,且动词要用延续性动词。故选B。

  • 第21题:

    单选题
    The international situation has been growing _____ difficult for the last few years.
    A

    invariably

    B

    presumably

    C

    increasingly

    D

    dominantly


    正确答案: B
    解析:
    句意:最近几年里,国际形势日益严峻。increasingly日益,修饰difficult一词最为恰当,因此C为正确答案。invariably变化地。presumably假设地。dominantly支配地。三个选项均无法使句意通顺。

  • 第22题:

    填空题
    There is new and stronger evidence that most of the warming over the last 50 years is due to human activities.____

    正确答案: A
    解析:
    由题干中“the warming over the last 50 years”定位至A段。该段提到,新的确凿证据表明,最近50年的气候变暖大多是人类活动(human activities)所导致的,故匹配段落为A段。

  • 第23题:

    单选题
    Which of the following sentences is INCORRECT?
    A

    His father has been dead for six years.

    B

    His father died six years ago.

    C

    It’s six years since his father had died.

    D

    It has been two years since his father’s death.


    正确答案: B
    解析:
    考查动词的时态。C选项中的固定句型:“It’s/ It has been+一段时间+since+时间状语从句”,译作“自从……以来,已经……(时间)了”。要求:主句的谓语动词用一般现在时或现在完成时;从句的谓语动词用一般过去时,而且须是终止性动词。所以C选项中since后面的过去完成时应改为一般过去时。