仁爱英语八年级上册Unit4Topic1

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1、Unit4Topic1SectionC2.howmanyanimalsarelivinginrainforests?livein+sp.居住在某地ShangHaiistheplacewhereJimlivesin.Ineedapentowritewith.4.whatcanwegetfromrainforests?5.whyarerainforestsimportanttous?beimportanttosb.It'simportantforsb.todosth.Asweknow,waterisveryim

2、portant_______us.A.ofB.toC.onD.withRainforestsRainforestsarethickforestsinthehotpartsoftheworld.Theyprovideplacestoliveforthousandsofplantsandanimalsfoundnowhereelseonearth.providesthforsb把某物提供给某人providesbwithsth为某人提供某物Weprovidedthem___food,buttheyprovided

3、someclothes___us.Awith;withBfor;forCwith;forDfor;withItrainsalotandthegroundisalwayswet.It'salwaysdarkandhotinrainforests.Rainforestscover6%oftheearth'ssurface.cover......with.......becoveredwith.....Rainforestscover6%oftheearth’ssurface.sixpercentKeypoint

4、s数词%+可数名词复数可数名词单数/不可数名词Eg:50%ofthestudentsinourclassareboys.70%oftheearthiswater.therearelotsoftalltreesandotherdifferentkindofplants,thousandsandthousandsofanimalsliveinrainforests.Manyofthemliveinthetreesover30metersfromtheground.thousandsofplants数千hundr

5、edsofanimals数百thousandsandthousandsof千千万万的表示不确定数时，hundred和thousand等词后不但要加s，而且还要用of构成固定词组表示确定数目时。要在hundred和thousand等词前加一个具体数字，但hundred和thousand等词后不要加s，不用of构成固定词组thousandsofplants———（be）fivethousandplants——（be）onearth=ontheearth在地球上whatontheearth究竟Rainforest

6、sareveryimportanttous.Theyarethelungsoftheearth.Theplantsintheforestshelptomaketheairfresherandcleaner.Theyalsohelptoholdthewaterwhenitrainsandkeepthewatercycling.Theyplayanimportantpartincontrollingtheclimate.playanimportantpartinsth在某事上扮演着重要的角色=playanimp

7、ortantpartindoingsthcontrolcontrolledcontrollingRainforestsalsohelptokeepthebeautyofnature.withoutrainforests,manybeautifulplantsandanimalswoulddieout.without引导的虚拟语气：表示动作或状态不是客观存在的事实，而是说话人的主观愿望、假设或推测等。IfIwereyou,IshouldstudyEnglish.如果我是你，我就学英语了。Mayyousucce

8、ed!祝您成功！dieoutdieof与现在事实相反:从句:动词的过去式（be的过去式一般用were）主句:would/should/could/might+动词原形Ifmybrotherwerehere,everythingwouldbeallright.与过去事实相反:从句:had+过去分词主句:would/should/could/might+have+过去分词Ifyouhadtakenmyadvice，y