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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。Theboyandgirlsaretalkingabout_____.A.differenttypesofsandstormsB.thereasonsforsandstormsC.san

dstormsindifferentcities1bListento1aandchoosethebestanswer.Focusonthemainideaoftheconversationwhenyoulistenforthefirsttime.√Listenandanswert

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

downtoomanytrees.3.Dowestillneedtodosomethingtoprotecttheenvironment?Yes,wedo.1cRead1aandcompletetrees’

functions.A.Treescanstopthewindfromblowingtheearthaway.B.Alotofwatercanbesavedbyforests.C.Theycanalsostopthewaterfromwashingtheearthaway.Tree

’sfunctionsRead1aandtrytofindtheimportantphrasesandsentences.Groupworksomebody,someone,something,somewherean

ybody,anyone,anything,anywherenone,nobody,nothing,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.Shene

eds_______tohelpher.3.Isthere_________wrongwithyourcomputer?4.Jimlookedforhispencil-box____________,buthedidn’tf

indit.5.Istayedathomelastweek.Ididn’tgo__________.Usesomeone,something,anything,somewhere,anywheretofillinthe

blanks.somethingsomeoneanythingsomewhereanywhereK:wind;sand;anythingM:whatsandstormsJ:cutdown;asaresult;changei

ntoM:howaffectJ:stop…from…;blow…awayK:canbesavedJ:wash…awayK:isharmfulto;although;dosomethingRetellthedialog.2Completethesentenceswiththecorrectfor

msofthegivenphrasesinthebox.asaresult,changeinto,dosomething,stop…from,blow…away1.Peoplehavecutdownsuchalargenumberoftreesthattheland_______

______________desert.2.Therearefewertreesleft,sothewindalways_______theearth________.3.Airpollutionhasbecomeaseriousproblem,sowemust____________

__toreduceit.4.weshouldtryourbestto_________people________cuttingdownthetrees.5.Inthefuture,humanbeingscanprote

ctthetreeswell._____________,animalswillliveahappylifeintheforest.haschangedintoblowsawaydosomethingstopfromAsaresult4A.Listentothepassageandcirc

lethephrasesyouhear.•becomeweaker•destroytheenvironment•disappearrapidly•ontheearth•enoughbambootoeat4B.Listenagainandfillintheblanks.1.Nowsom

ekindsofanimalsarebecoming___________________.2.Someanimalsare_______________dyingoutcompletely.3.Inthepast,pandaslived

aquietlifeandhad______________food.4.Humanshave____________________theimportanceofprotectinganimals.5.Weshou

ld________________toprotectthem.doourbestindangerofplentyofcometounderstandfewerandfewer3Doyouknowhowsandstormscomeintobeing?Num

berthepicturesandtalkaboutitandwriteapassageingroups.()()()()()()415362washtheearthawaymanytreeschangeintodesertforestsgonesand

stormscomeintobeingcutdowntreesWelearn:1.Somewords:sand,although2.Somephrases:changeinto,humanbeing3.Somesentences:(1)Asa

result,alotofrichlandhaschangedintodesert.(2)Treescanstopthewindfromblowingtheearthaway.Wecan:1.Usetheindefinitepronounandadverb.2.Talkab

outthesandstormanditsharm.Summarywriteapassageabouthowsandstormscomeintobeing.Thankyou!