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Unit2SavingtheEarthTopic2Alltheseproblemsareveryserious.SectionAsandstormsLearningAims:1.掌握及运用相关的单词与短语；2.学习并掌握不定代词及副词的用法；3.懂得保护环境的重要性，树立环保意识，从我做起。Th

eboyandgirlsaretalkingabout_____.A.differenttypesofsandstormsB.thereasonsforsandstormsC.sandstormsindiffe

rentcities1bListento1aandchoosethebestanswer.Focusonthemainideaoftheconversationwhenyoulistenforthefirsttime.√Listenandanswert

hequestions1.What’stheweatherliketoday?It’sbad.Thewindissostrong.2.Whatcausesthesesandstorms?Peoplehavecutdow

ntoomanytrees.3.Dowestillneedtodosomethingtoprotecttheenvironment?Yes,wedo.1cRead1aandcompletetrees’functions.A.Treescanstopthewindfrom

blowingtheearthaway.B.Alotofwatercanbesavedbyforests.C.Theycanalsostopthewaterfromwashingtheearthaway.Tree’sfunctions

Read1aandtrytofindtheimportantphrasesandsentences.Groupworksomebody,someone,something,somewhereanybody,anyone,anything,anywherenone,nobody,noth

ing,nowhereeverybody,everyone,everything,everywhere一般情况下用于________一般情况下用于______________表_____含义可用于_________Indefinitepronounandadverb肯定句否定句

和疑问句否定各种句式1.Lily,wouldyoulike___________todrink?2.Cindyisverybusynow.Sheneeds_______tohelpher.3.Isthere_________wrongwithyourcomputer?4.Ji

mlookedforhispencil-box____________,buthedidn’tfindit.5.Istayedathomelastweek.Ididn’tgo__________.Usesome

one,something,anything,somewhere,anywheretofillintheblanks.somethingsomeoneanythingsomewhereanywhereK:wind;sand

;anythingM:whatsandstormsJ:cutdown;asaresult;changeintoM:howaffectJ:stop…from…;blow…awayK:canbesavedJ:wash…awayK:isharmfult

o;although;dosomethingRetellthedialog.2Completethesentenceswiththecorrectformsofthegivenphrasesinthebox.asaresult,changeinto,dos

omething,stop…from,blow…away1.Peoplehavecutdownsuchalargenumberoftreesthattheland_____________________desert.2.Therearefewert

reesleft,sothewindalways_______theearth________.3.Airpollutionhasbecomeaseriousproblem,sowemust______________toreduceit.4.weshouldt

ryourbestto_________people________cuttingdownthetrees.5.Inthefuture,humanbeingscanprotectthetreeswell._____________,animalswillliveahappylifei

ntheforest.haschangedintoblowsawaydosomethingstopfromAsaresult4A.Listentothepassageandcirclethephrasesyouhear.•becomeweaker•d

estroytheenvironment•disappearrapidly•ontheearth•enoughbambootoeat4B.Listenagainandfillintheblanks.1.Nowsomekindsofanimalsarebeco

ming___________________.2.Someanimalsare_______________dyingoutcompletely.3.Inthepast,pandaslivedaquietlifea

ndhad______________food.4.Humanshave____________________theimportanceofprotectinganimals.5.Weshould________________toprotectthem

.doourbestindangerofplentyofcometounderstandfewerandfewer3Doyouknowhowsandstormscomeintobeing?Numberthepicturesandtalkaboutitandw

riteapassageingroups.()()()()()()415362washtheearthawaymanytreeschangeintodesertforestsgonesandstormscomeintobeingcutdowntreesWelearn:1.Somew

ords:sand,although2.Somephrases:changeinto,humanbeing3.Somesentences:(1)Asaresult,alotofrichlandhaschangedintodesert.(2)Treesca

nstopthewindfromblowingtheearthaway.Wecan:1.Usetheindefinitepronounandadverb.2.Talkaboutthesandstormandit

sharm.Summarywriteapassageabouthowsandstormscomeintobeing.Thankyou!