7下Unit 4 More practice

Unit4SavethetreesMorepractice,TheAmazonrainforest(亚马逊雨林),Doyouknow?,WhereistheAmazonrainforest?HowlargeistheAmazonrainforest?WhyistheAmazonrainforestveryimportant?Whatdoes“deforestation”mean?Whatistheresultofdeforestation?Whatshouldwedo?,ReadthearticlebelowabouttheAmazonrainforest.,Newwordsandphrases:,1.America2.square3.spread4.thousandsof5.however6.destroy7.deforestation8.lose9.becauseof10.asaresult11.number12.decrease,1.美洲2.平方3.使分散；使分布4.数以千计的；万千上万的5.然而；不过6.摧毁；毁灭；破坏7.毁林；砍伐森林8.失去9.因为10.结果11.数量；数额12.减少；减小；降低,WhereistheAmazonrainforest?HowlargeistheAmazonrainforest?WhyistheAmazonrainforestveryimportant?,Questionandanswer:,InSouthAmerica.,ItcoversfiveandahalfmillionsquarekilometersoftheAmazonBasinandspreadsacrossninecountries.,Becauseitishometothousandsofanimals,birdsandinsects.,Whatdoes“deforestation”mean?Whatistheresultofdeforestation?Whatshouldwedo?,Questionsandanswer:,Itmeansdestroyingforestsbycuttingdownthetrees.,Manylivingthingslosetheirhomesandthenumberofkindsofanimals,birds,insectsandtreesintheworldisdecreasing.,WeshoulddoourbesttoprotecttheAmazonrainforest.,Readthearticleagainandcompletethenotes.,ACompletethenotes.,largest,AmazonBasin,nine,home,deforestation,Comprehension,1.Itcovers5.5millionsquarekilometersoftheAmazonBasinhundred/thousand/million/billion前面有数字后面不加s和of，前面没有数字，s和of一起用1).Thereareabout_peopleonthesquare.A.twothousandB.twothousandsC.thousandsofD.twothousandof,A,about/orso/morethan/over与具体数字连用,Languagepoints,_peoplehuntandfishforaliving.Thenovelsold2_copiesinpaperback._peoplewerekilledintheearthquake.Weneedtoraiseabouttwo_andfiftydollars.,Millionsof,million,Hundredsof,hundred,hundred,hundredsof,million,millionsof,Exercise,Completethesentenceswiththewordsbelow.,2.Therainforestisindangerbecauseofthedeforestation.beindanger处于危险中becauseof由于许多野生动物处于危险中Manywildanimals_.昨天因为天气糟糕的原因我们没有去野餐。Wedidnthaveapicnic_theterribleweather.,areindanger,becauseof,3.WemustdoourbesttoprotecttheAmazonrainforest.doonesbesttodo（tryonesbe