2023學(xué)年完整公開(kāi)課版復(fù)件 Unit Topic Section A

Unit

2SavingtheEarthTopic2Alltheseproblemsareveryserious.SectionATranslatethesentences有幾家化工廠正在往小溪里排放廢水。更糟的是，工廠制造了太多的噪音。在嘈雜條件下工作生活的人們經(jīng)常變聾。從上周起我就一直像這樣Thereareseveralchemicalfactoriespouringwastewaterintothestream.What'sworse,thefactorymakestoomuchnoise.Peoplewhoworkandliveinnoisyconditionsoftengodeaf.Ihavebeenlikethissincelastweek.pollutionmanytrees

cutdownforestsgonewashtheearthaway沖走changeintodesert轉(zhuǎn)換成，變成沙漠

Alotofrichlandhaschangedintodesertbecausepeoplehavecutdowntoomanytrees.

sandstormscomeintobeing

3Doyouknowhowsandstormscomeintobeing?Numberthepicturesandtalkaboutthesandstormingroups.()()()()()()415362washtheearthawaymanytreeschangeintodesertforestsgonesandstormscomeintobeingcutdowntrees1cRead1aandcompletetrees’functions.

Treescanstopthewindfromblowingtheearthaway.Alotofwatercanbesavedbyforests.Theycanalsostopthewaterfromwashingtheearthaway.

Tree’sfunctions

Theboyandgirlsaretalkingabout—————.differenttypesofsandstormsthereasonsforsandstormssandstormsindifferentcities

1bListento1aandchoosethebestanswer.Focusonthemainideaoftheconversationwhenyoulistenforthefirsttime.√Answerthequestions

1.What’stheweatherliketoday?It’sbad.Thewindissostrong.Andthesandreallyhurtsface.2.Whatcausesthesesandstorms?

Peoplehavecutdowntoomanytrees.

Asaresult,alotofrichlandhaschangedintodesert.

3.Dowestillneedtodosomethingtoprotecttheenvironment?Yes,wedo.Althoughwehavebuilt“TheGreenGreatWall”,westillneedtodosomethingtoprotecttheenvironment.1aListen,lookandsay.

天氣真糟糕！砍伐砍倒轉(zhuǎn)換成，變成阻止..做某事..沖刷，沖走人類防風(fēng)固沙對(duì)..有損害吹走，刮走，Whatbadweather!cutdownchangeintostop...fromdoingsth.wash..away..humanbeingsstopthewindfromblowingtheearthawaybeharmfulto=doharmtoblow..away..

somebody,someone,something,somewhere

anybody,anyone,anything,anywhere

none,nobody,nothing,nowhere

everybody,everyone,everything,everywhere一般情況下用于肯定句一般情況下用于否定句和疑問(wèn)句表否定含義可用于各種句式theindefinitepronounandadverb

1.Ihave____totellyou.A.importantsomethingB.somethingimportantB形容詞修飾不定代詞和不定副詞時(shí)，要放在不定代詞/不定副詞之后Doyouknow?2.Everybody___readyforthematch.A.isB.areA不定代詞作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞要用單數(shù)。2Completethesentenceswiththecorrectformsofthegivenphrasesinthebox.

asaresult,changeinto,dosomething,stop…from,blow…away

1.Peoplehavecutdownsuchalargenumberoftreesthattheland

_____________________desert.2.Therearefewertreesleft,sothewindalways_______

theearth________.3.Airpollutionhasbecomeaseriousproblem,sowemust

______________toreduceit.4.weshouldtryourbestto_________people________cuttingdownthetrees.5.Inthefuture,humanbeingscanprotectthetreeswell._____________,animalswillliveahappylifeintheforest.

haschangedintoblowsawaydosomethingstopfromAsaresultLily,wouldyoulike___________todrink?Cindyisverybusynow.Sheneeds_______tohelpher.Isthere_________wrongwithyourcomputer?Jimlookedforhispencil-box____________,buthedidn’tfindit.Istayedathomelastweek.Ididn’tgo__________.

Usesomeone,something,anything,somewhere,anywheretofillintheblanks.somethingsomeone

anythingsomewhereanywhereExercises4A.Listentothepassageandcirclethephrasesyouhear.

becomeweaker

destroytheenvironmentdisappearrapidly

ontheearthenoughbambootoeat4B.Listenagainandfillintheblanks.1.Nowsomekindsofanimalsarebecoming___________________.2.Someanimalsare_______________dyingoutcompletely.3.Inthepast,pandaslivedaquietlifeandhad

______________food.4.Humanshave____________________theimportanceofprotectinganimals.5.Weshould________________toprotectthem.doourbestindangerofplentyofcometounderstandfewerandfewerWelearn:1.Somewords:sand,although

2.Somephrases:

changeinto,humanbeing，stop..fromdoingsth.,

wash...away,Whatbadweather!

3.Somesentences:

(1)Asaresult,alotofrichlandhaschanged

intodesert.

(2)Treescanstopthewindfromblowingthe

earthaway.

Wecan:1.Usetheindefinitepronounandadverb.

2.Talkaboutthesandstormanditsharm.

SummaryHomeworkRead1a.Memorizetheusefulexpressionsandkeysentenceswhichwelearntoday.FinishSectionA