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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,Challenging Yourself II,Saving,Our Earth,With your support,we can make WED the biggest,global celebration of environmental action!,Before,Learning,air Pollution,drought,desertification,Look at the following pictures and then write a title for each of them on the given line.,Before Learning,2.Work in groups to discuss why it is necessary for us to focus our,attention on the environmental problems.List your reasons here.,3.Skim the coming two passages and choose one title for each of them.,1)World Environment Day 2)Water Supply,3)Environmental Pollution 4)Saving Water,4),1),After Learning,Read the two articles carefully and then decide whether the following,statements are true(T)or false(F).Correct the false one(s).,_1)Nearly 97%of the earths surface is covered with water.,F,_2)Man can only drink and use the fresh water,of which,only a very small amount is available.,T,_3)Since our need for water is,increasing rapidly,we are facing the,problem of a water shortage.,F,75%,Passage One,Para.2,1st sentence,After Learning,_4)Reusing water is the only way for us to save water.,F,_5)People celebrate World Environment Day on June 5,every year as a holiday.,F,_6)WED was created in 1972 because,the environment was such a big issue,back then.,T,Read the two articles carefully and then decide whether the following,statements are true(T)or false(F).Correct the false one(s).,Para.3,2nd sentence,Passage Two,Para.1,4th sentence,After Learning,_ 7)The purpose of having WED is to help raise worldwide,awareness of the dangers to our environment.,T,_8)Many environmental agencies organize events based,on different themes each year to deal with,environmental problems from all levels.,T,Read the two articles carefully and then decide whether the following,statements are true(T)or false(F).Correct the false one(s).,After Learning,2.Work in groups to ask and answer the following questions.,What does the phrase“as things stand today”in Para.2 of the,first passage mean?Translate it into Chinese.,2)Can you rewrite the sentence“Only if we take steps to deal with,this problem now can we avoid a severe worldwide water shortage,later on”in Passage 1 starting with“We”?Then make a sentence of,your own by using the structure“Only if”.,It means“considering the current situation”,（就今天的形势来看）,.,We must take steps to deal with this problem in order to avoid a severe worldwide water shortage later on.,After Learning,2.Work in groups to ask and answer the following questions.,How do you understand the sentence“Experiments have already been done in this field,but only on a small scale”in the last paragraph of Passage 1?,4)Why does the writer of Passage 2 think“World Environment Day(WED),is a day we all need to put in our diaries”?Do you agree or not?Give,your reasons.,This sentence means“The number of experiments is still quite small and they are limited to few fields or small groups of people”.,Because the writer thinks this day should be one of the most important days of the holiday calendar.We put it in our diaries in order to remember the day,that is,remember to protect our environment everyday.,After Learning,2.Work in groups to ask and answer the following questions.,5)What does“grass roots”in Para.1 of Passage 2 mean?,6)What is the main idea of the second paragraph of Passage 2?,It refers to common people as citizens of the Earth,（草根阶层）,.,Everyone could take daily actions to make contribution to protecting the earth.And people from rich and poor countries should work together.,Learning to Read,3.Complete the following sentences with the proper forms of the words and,expressions given in the box.,1)While the killer goes free he is a _ to everyone in the town.,2)We must _ help the families of those who were hurt,in the earthquake.,3)_ of cotton increased even after it,rose in price.,4)That piece of glass was so _ that,he would not give it to anybody.,threat,take steps to,precious,Consumption,Learning to Read,3.Complete the following sentences with the proper forms of the words and,expressions given in the box.,5)She disliked those _ arguments between her parents,because they made her feel neglected.,6)The question raised by the teacher was so difficult that the students,didnt know how to _ it.,7)The event organized on WED was meant to make,people in all countries _ the dangers,to the environment.,8)The old man wished that the medicine,prescribed by the famous doctor would,_ his illness.,constant,tackle,have an effect on,aware of,4.Work in groups to translate the following themes on WED into Chinese.,1976Water:Vital Resource for Life,2)1988When People Put the Environment First,Development Will Last,3)1998For Life on EarthSave Our Seas,4)1991Climate Change.Need for Global Partnership,1976,水：生命之源,1988,只有把环境放在第一位，发展才会持续,1998,为了地球生命，拯救海洋,1991,应对气候变化，全球合作,4.Work in groups to translate the following themes on WED into Chinese.,5)1992Only One Earth,Care and Share,6)1994One Earth One Family,7)1995We the Peoples
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