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Unit 4Global warming1课文与语法填空阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。1(pare) to other natural changes, the temperature of the earth is rising rapidly. So2has this e about and does it matter? All scientists subscribe to the view3the increase in the earths temperature is due to the burning of fossil fuels4(produce) energy. Some byproducts of this process are called “greenhouse” gases, the most important one of5is carbon dioxide. When huge quantities of extra carbon dioxide6(add) into the atmosphere, more heat energy tends7(trap) in the atmosphere causing the global temperature to go up.The attitudes of scientists towards this rise are8(plete) different. Some think that the trend in which the temperature increases by 5 degrees would lead to a catastrophe. Others are opposed9this view and believe that we should not worry about high levels of carbon dioxide in the air. All in all, greenhouse gases continue to build up in the atmosphere and the climate is going to keep on10(warm) for decades or centuries.1.2.3.4.5.6.7.8.9.10.2 课文与短文改错根据课文内容,对下面材料进行修改。文中共有10处语言错误,每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。Dear Ouyang Guang,There are many people who desires to protect the environment, but they dont believe they have the power to do anything improve our environment. Thats not true. As the saying goes, “Together, individuals can make a difference.” Here are a few of suggestions for you.In the first place, dont leave a electrical appliance on if you are not using it. It can contributed to saving energy. In addition, recycling cans, bottles, plastic bags and newspapers if circumstances allow you to. The reason is what it takes a lot of energy to make things from new materials. Finally and most important, be an educator. Talk with your family and friends about global warming and let him be aware of the importance of protecting the environment. Remembereveryones contribution counts a lot when it es to create a greener world to live in. Earth Care 3 话题知识与写作.根据提示翻译下列句子。1.随着工业的发展,产生了越来越多的温室气体,地球在逐渐变暖。(greenhouse gas) 2.结果,海平面在上升,致使许多沿海城市和动物的栖息地处于危险中。(habitat) 3.全球变暖已经对人类和动物构成严峻的挑战,因此,到了我们采取措施应对这一挑战的时候了。(it is high time)4.只有通过改变我们粗暴对待环境的方式,我们才能和环境和谐相处。(roughly) 5.只有每个人都意识到保护环境的重要性,我们的地球才能变成一个更美好的家园。(be aware of)6.正如那句谚语所说的,众人拾柴火焰高。(Just as the saying goes).将以上句子连成一篇语言流畅、用词准确、逻辑严密的短文。答案精解精析1课文与语法填空1.pared2.how3.that4.to produce 5.which6.are added7.to be trapped 8.pletely9.to10.warming2课文与短文改错Dear Ouyang Guang,There are many people who to protect the environment, but they dont believe they have the power to do anything to improve our environment. Thats not true. As the saying goes, “Together, individuals can make a difference.” Here are a few of suggestions for you. In the first place, dont leave electrical appliance on if you are not using it. It can to saving energy. In addition, cans, bottles, plastic bags and newspapers if circumstances allow you to. The reason is it takes a lot of energy to make things from new materials. Finally and most , be an educator. Talk with your family and friends about global warming and let be aware of the importance of protecting the environment. Remembereveryones contribution counts a lot when it es to a greener world to live in. Earth Care 定语从句谓语的单复数取决于先行词。people为集合名词,故从句中谓语动词应使用复数形式。此处考查不定式作目的状语。a few后面直接接名词的复数形式。electrical以元音音素开头,故将a改为an。can后面需接动词原形,故将contributed改为contribute。此处为祈使句,故使用动词原形。表语从句中句子结构和句意均完整,故使用连接词that。放在句首,引起整个句子一般使用副词形式。此处代替上文提到的family and friends,故使用them。在句型“when it es to”中,to为介词,后面需接动名词。3话题知识与写作.1.With the development of industry, more and more greenhouse gases are produced and the earth is being warmer.2.As a consequence, the sea level is rising, which puts many coastal cities and animal habitats in danger.3.Global warming has bee a serious challenge to mankind and animals, so it is high time that we took measures to deal with it.4.Only by changing the way we treat the environment roughly can we live in harmony with it.5.Only when everyone is aware of the importance of protecting the environment can our earth bee a better home.6.Just as the saying goes,“Together, individuals can make a difference.” .参考范文With the development of industry, more and more greenhouse gases are produced and the earth is being warmer. As a consequence, the sea level is rising, which puts many coastal cities and animal habitats in danger. Global warming has bee a serious challenge to mankind and animals, so it is high time that we took measures to deal with it. Only by changing the way we treat the environment roughly can we live in harmony with it.Only when everyone is aware of the importance of protecting the environment can our earth bee a better home. Just as the saying goes, “Together, individuals can make a difference.”
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