Unit 4Global warming1課文與語法填空閱讀下面短文,在空白處填入1個適當的單詞或括號內單詞的正確形式。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 課文與短文改錯根據課文內容,對下面材料進行修改。文中共有10處語言錯誤,每句中最多有兩處。每處錯誤僅涉及一個單詞的增加、刪除或修改。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 話題知識與寫作.根據提示翻譯下列句子。1.隨著工業(yè)的發(fā)展,產生了越來越多的溫室氣體,地球在逐漸變暖。(greenhouse gas) 2.結果,海平面在上升,致使許多沿海城市和動物的棲息地處于危險中。(habitat) 3.全球變暖已經對人類和動物構成嚴峻的挑戰(zhàn),因此,到了我們采取措施應對這一挑戰(zhàn)的時候了。(it is high time)4.只有通過改變我們粗暴對待環(huán)境的方式,我們才能和環(huán)境和諧相處。(roughly) 5.只有每個人都意識到保護環(huán)境的重要性,我們的地球才能變成一個更美好的家園。(be aware of)6.正如那句諺語所說的,眾人拾柴火焰高。(Just as the saying goes).將以上句子連成一篇語言流暢、用詞準確、邏輯嚴密的短文。答案精解精析1課文與語法填空1.pared2.how3.that4.to produce 5.which6.are added7.to be trapped 8.pletely9.to10.warming2課文與短文改錯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 定語從句謂語的單復數取決于先行詞。people為集合名詞,故從句中謂語動詞應使用復數形式。此處考查不定式作目的狀語。a few后面直接接名詞的復數形式。electrical以元音音素開頭,故將a改為an。can后面需接動詞原形,故將contributed改為contribute。此處為祈使句,故使用動詞原形。表語從句中句子結構和句意均完整,故使用連接詞that。放在句首,引起整個句子一般使用副詞形式。此處代替上文提到的family and friends,故使用them。在句型“when it es to”中,to為介詞,后面需接動名詞。3話題知識與寫作.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.” .參考范文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.”