Unit13　SectionA3a～4c課件英語九年級全一冊

SectionA3a～4cUnit13We’retryingtosavetheearth！英語閱讀課本第99頁3a，選擇正確答案。（

C

）1.Ifasharkdoesn’thavethe

?，itcannotswimanymoreandslowlydies.A.eyesB.earsC.finsD.noseC（

A

）2.Whydomanypeoplebelievethatsharkscanneverbeendangered？A.Becausethesharksarethestrongestinthefoodchainoftheocean’secosystem.B.Becausetherearealotofsharksintheocean.C.Becausethesharkscanstilllivewithoutafin.D.Becausepeoplecaneasilykeepsharksevenintheriver.A（

B

）3.WhichofthefollowingisNOTtrue？A.About70millionsharksarecaughtandtradedeveryyear.B.Thenumbersofthesharkshavefallenbyover90%inthelast20to30years.C.Someenvironmentalprotectiongroupshaveaskedthegovernmenttodeveloplawstostopthesaleofsharkfins.D.Noscientificstudieshaveshownthatsharkfinsaregoodforhealth.B（

D

）4.Theauthorofthepassagewantstoaskpeopleto

?.A.sellsharkfinsB.eatlesssharkfinsoupC.catchthesharksD.savethesharksD?

?

Withoutafin，asharkcannolongerswimandslowlydies.在沒有魚鰭的情況下，鯊魚就不能再游動，然后慢慢死去。1.without＋名詞在沒有……的情況下Withoutwater，wecannotlive.沒有水，我們就活不了。2.nolonger（＝not…anylonger）

意為“不再……”，表示某種狀態(tài)或動作在時間上不再持續(xù)下去。Ican’twaitanylonger.我不能再等了?！卣埂鵱omore（＝not…anymore）

意為“不再……”，表示在動作次數(shù)和程度上不再發(fā)生。Timeoropportunitylostwillreturnnomore.機不可失，時不再來。學(xué)有所用

（

D

）1.—Excuseme.IsthisMr.Brown’soffice？—I’msorry，butMr.Brown

?workshere.Heleftaboutthreeyearsago.A.notlongerB.nomoreC.notstillD.nolonger（

B

）2.Iamalittledrunk.Ican’tdrink

?.A.anylongerB.anymoreC.nomoreD.nolongerDB?

?

Thenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20to30years.在過去的20年到30年里，某些種類的鯊魚的數(shù)目已經(jīng)減少了90%以上。thenumberof

意為“……的數(shù)目”，數(shù)目算一個整體，其后面的謂語動詞用單數(shù)形式。Thenumberofthestudentsinthisclassis44.這個班學(xué)生的數(shù)目是44人。

※拓展※anumberof意為“大量的……”，相當(dāng)于alotof一類，后面接復(fù)數(shù)名詞，其后面的謂語動詞用復(fù)數(shù)形式。Wehavelivedhereforanumberofyears.我們住在這里好些年了。學(xué)有所用

（

A

）—Anumberofstudents

?inthedininghall.—Letmecount.Thenumberofthestudents

?about100.A.are；isB.is；areC.are；areD.is；isA一、

用方框內(nèi)所給單詞和短語的適當(dāng)形式填空。advantage

wood

make

a

big

difference

clean

up

full

of1.It’sourdutytoplayapartin

cleaningup

?ourcity.2.Weknowthateveryadvantagehasits

disadvantage

?.3.Themobilephone

makesabigdifference

?toourlife.4.Theoldmanprefers

wooden

?chairtosofa.5.Theriversmellsterriblebecauseitis

fullof

?litter.cleaningupdisadvantagemakesabigdifferencewoodenfullof————基礎(chǔ)夯實————二、用所給單詞的適當(dāng)形式填空。1.Itis

harmful

?（harm）toyourhealthtodrinktoomuch.2.

Reusable

?（use）thingscanbeusedmorethanonce.3.Thecompanywillprovide

transportation/transport

?（transport）totheairport.4.

Industry

?（industrial）isaheavyuserofelectricpower.5.Weallsupporthis

scientific

?（science）research.harmfulReusabletransportation/transportIndustryscientific三、

完成句子，每空一詞。1.你曾經(jīng)聽過披頭士的歌曲嗎？Haveyouever

heard

?

of

?thesongsofTheBeatles？2.沒有石油，我們的汽車、火車、輪船和飛機就無法使用。

Without

?

oil

?，ourcars，trains，shipsandplaneswillbenouse.3.一箱蘋果的數(shù)量是30個。

The

?

number

?

of

?aboxofapplesis30.heardofWithoutoilThenumberof4.太陽不僅給了我們陽光，也給了我們熱量。

Not

?

only

?doesthesungiveuslight，

but

?

also

?itgivesusheat.5.到目前為止，我還沒有得到她的答復(fù)。

So

?

far

?，Ihavehadnoreplyfromher.NotonlybutalsoSofar————能力提升————四、語法選擇。（2022·佛山市順德區(qū)下學(xué)期開學(xué)監(jiān)測）

AbigprojecttofightplasticpollutionintheUKbeganon15May.InthefirstMillionMileBeachClean，BeachesacrosstheUK

1

?upbyaround50，000volunteers.

TheMillionMileBeachCleanwillgoonallyearround.For100，000volunteerseachtheyaim

2

?10milesandcleanplacestheylovealongtheway.Atleasteightmillionpiecesofplasticgointooceanseachday.Mostof

3

?cantakehundredsofyearstobreakdown.Theprojectwantsmorepeopletoplayarole

4

?protectingtheenvironment.Besidesbeaches，peoplecanpickupplasticonstreets，inparks

5

?alonglocalwaterways.Therearenearly600clean-upstakingplaceandanyonecanjoininwiththem.Peoplecanevenstarttheirown“miniclean”withfewerthan10people.The

6

?websitehasalistofalltheclean-upsaroundthecountry.Italsoexplains

7

?youcanstartoneinyourowncommunity.

George，

8

?11-year-oldvolunteerfromBristol，saidthathe’sbeenhelpingtocleanuphislocalriver.“It

9

?mesadtoseerubbishpollutingtheriver.That’swhyI’mlookingforwardtotakingpartintheclean-up，”hesaid.“Ialsoliketocompetewithmysistersandseewhocanpickupthe

10

?rubbishandfillthemostbags！”（

C

）

B.arecleaned

C.werecleaned（

C

）

B.walking

C.towalk（

B

）3.A.their

B.them

C.theirs（

A

）

B.for

C.to（

A

）

B.but

C.so（

C

）

B.projects

C.project’s（

B

）

B.how

C.why（

B

）

B.an

C.the（

A

）

B.made

C.wasmaking（

C

）

B.much

C.mostCCBAACBBAC五、配對閱讀。左欄是五位同學(xué)遇到了處理垃圾不知投入哪個垃圾箱的問題，右欄是相應(yīng)的建議。請為左欄的每位同學(xué)選擇一個合適的建議。（2022·佛山市三水區(qū)一模）A.HazardousWasteDustbin.Itcontainswasteinvolvingriskordanger，especiallydangeroustopeople’shealthorsafetybutnotincludingmedicalwaste.B.ResidualWasteDustbin.Itcollectschina，pottery，usedandpollutedthingslikedirtytissues，dirtydiapers，one-offmealboxesandsoon.C.HouseholdFoodWasteDustbin.Itisusedtocollectkitchenwastelikeskinsoffruits，eggshells，leavesofplants，etc.D.RecyclableWasteDustbin.Itisusedforcollectingallkindsofenvironmental-friendlyandrecyclablematerialsincludingpaper，metalandsoon.E.MedicalChemicalWasteDustbin.Usedchemicalreagentsandusedchemicaldisinfectantarecollectedhere.F.MedicalInfectionWasteDustbin.Itcollectsanythingusedforpreventingvirusinfectionlikemaskswornbypeopleandone-offplasticmedicaldevicesinhospital.G.MedicalContaminatedSharpWasteDustbin.Usedchemicalneedles，scissors，knivesandsoonareputinthisdustbin.（A）1.I