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There was one thought that air pollution...

    There was one thought that air pollution affected only the area immediately around large cities with factories and heavy traffic. At presentwe realize that although these are the areas with the worst air pollution the problem is really worldwide. On several occasions over the past decadea heavy cloud of air pollution has covered the east of the United States and brought health warnings in distant areas away from any industrial cities. In factthe very climate of the entire earth may be infected by air pollution. Some scientists consider that the increasing concentration of carbon dioxide in the air resulting from the burning of fossil fuels (coal and oil) is creating a “greenhouse effect” —keeping heat reflected from the earth and raising the world’s average temperature. If this view is correct and the world’s temperature is raised only a few degreesmuch of the polar ice cap will melt and cities such as New YorkBostonMiamiand New Orleans will be in water.

Another viewless widely heldis that increasing particular matter in the atmosphere is blocking sunlight and lowering the earth’s temperature—a result that would be equally disastrous. A drop of just a few degrees could create something close to a new ice ageand would make agriculture difficult or impossible in many of our top farming areas. Today we do not know for sure that either of these conditions will happen. Perhapsif we are lucky enoughthe two tendencies will offset each other and the world’s temperature will stay about the same as it is now. Driven by economic profitspeople ignore the damage on our environment caused by the “advanced civilization”. Maybe the air pollution is the price the human beings have to pay for their development. But is it really worthwhile?

1.People used to think that air pollution________.

A.caused widespread damage in the countryside

B.affected the entire eastern half of the United States

C.had a very bad effect on health

D.existed merely in urban and industrial areas

2.As to the greenhouse effectthe author________.

A.shares the same view with the scientists

B.is uncertain of its occurrence

C.rejects it as being ungrounded

D.thinks that it will destroy the world soon

3.The underlined word “offset” in the second paragraph could be replaced by “________”.

A.counteract B.break from

C.get along D.communicate

4.If the world’s temperature lowered just a few degrees________.

A.it would not do much harm to life on earth

B.it would lead major farming areas to disaster

C.particular things would increase greatly in the atmosphere

D.seas and oceans would flood many cities

 

1.D 2.B 3.A 4.B 【解析】 本文是说明文,关于空气污染可能会给我们造成的影响,作者提出了两个观点,观点一:整个世界的气候都会受到空气污染的影响,但作者认为,这种空气污染并没有产生温室效应;观点二:在大气中添加某种物质来阻断阳光降低地球温度是灾难性的,最后作者提出问句:空气污染如此严重,人类真的值得因为自己的发展而造成如此严重的空气污染吗? 1.细节理解题。根据文章第一段第一句There was one thought that air pollution affected only the area immediately around large cities with factories and heavy traffic可知,人们过去认为空气污染只存在于工厂林立的工业区和交通拥挤的大城市周边。故选D项。 2.推理判断题。根据第一段最后一句If this view is correct and the world’s temperature is raised only a few degrees,much of the polar ice cap will melt and cities such as New York,Boston,Miami,and New Orleans will be in water可知,有些科学家的观点是来自化石燃料燃烧的二氧化碳会导致温室效应,使全球变暖,但作者并不确定这种观点是否正确,因为作者认为如果全球气温只升高了几度,很多冰盖都会融化,一些大城市都会被水淹没,而实际上这些城市并没有被淹没。故选B项。 3.词义猜测题。根据划线词所在的句子Perhaps,if we are lucky enough,the two tendencies will offset each other and the world’s temperature will stay about the same as it is now可知,作者认为我们不知道这两种可能情况(全球变暖和全球变冷)中的哪种会发生,如果我们足够幸运的话,这两种现象会相互抵消中和,温度依然会保持不变。offset应为“补偿;抵消”之意,counteract意为:相互作用;break from意为打破,决裂;get along意为 和…一起,communicate 意为:沟通。故选A项。 4.细节理解题。根据第二段第二句A drop of just a few degrees could create something close to a new ice age,and would make agriculture difficult or impossible in many of our top farming areas可知,作者认为哪怕温度降低几度的话,就会出现类似新冰川时代的现象,农业将会变得很困难甚至是不可能了。故选B项。
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请阅读下面这段文字,并按照要求用英语写一篇150词左右的文章。

How much money should I spend each month? This is asked by college students at the start of every term, and it’s become a hot topic of discussion following a controversial online post. The post was about a college student who demanded 4,500 yuan for monthly living expenses from her mom, reported China Daily

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(写作内容)

1.用约 30 个词概括上文内容;

2.用约 120 个词谈谈你对这一现象的看法,包括如下要点:

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(写作要求) 不能直接引用原文句子。

 

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When times are tough, how should governments in poor countries ensure their citizens remain fed? In the past, most of them used subsidies (现金补助) to keep food prices low for all their citizens. But these policies have become ineffective: the cost of maintaining Egypt’s food subsidies, for instance, nearly doubled between 2009 and 2013. And much of the money goes to the wrong people. In Egypt and the Philippines less than 20% of spending on food subsidies goes to poor households. In the Middle East and North Africa only 35% of subsidies reach 40% of the poorest, the IMF notes.

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A switch from universal subsidies to vouchers could be the most efficient way of promoting health as well as relieving poverty. This is very necessary in many developing countries, according to Lynn Brown, a consultant for the World Bank.

Topic

Feeding expectations: Why food vouchers are a policy 1. consideration in developing countries?

Aim of universal subsidies

To 2. for the citizens in poor countries.

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Cash

●It keeps food prices low for all citizens.

●It is not 3. in the long term:

The cost keeps increasing.

Much of the money doesn’t reach those really in 4. .

Handouts of food

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Food vouchers

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8. with handing out cash, using food vouchers costs much less.

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