Unit13　SectionB3a～SelfCheck課件英語九年級(jí)全一冊(cè)

SectionB3a～SelfCheckUnit13We’retryingtosavetheearth！英語回答問題請(qǐng)閱讀下面短文，根據(jù)所提供的信息，回答5個(gè)問題，要求所寫答案語法正確、語義完整切題。WhatisEarthHour？

EarthHourisaneventheldbyWorldWildlifeFund（WWF）anditisonthelastSaturdayofMarcheveryyear.DuringEarthHour，peopleturnoffthelightsforonehour.ThepurposeofcelebratingEarthHouristoaskmorepeopletopayattentiontotheclimate（氣候）changeandtakeactiontosavetheearth.

In2007，thefirstEarthHourwasheldinSydney.Sofar，morethan7，000citieshavetakenpartinit.

Everyonecanjoininit，includingyou！

HowtoCelebrateEarthHour：

◆Markitonyourcalendar.

Thisyearit’sat8：30p.m.，onMarch27.

◆At8：30p.m.，turnoffthelightsandotherelectronicproducts.

YouneedtoturnoffunnecessarylightsaswellasanyTVs，computers，laptops，andsoon.

◆TellyourfriendsaboutEarthHour.

Themorepeopletakepartinit，themoreenergywillbesaved.

◆ConsiderturningyourEarthHourexperienceintoalifestyle.

EvenwhenitisnotEarthHour，youshouldalwaysturnofflightswhenyouarenotusingthem.

Now，let’sgetreadytocelebrateEarthHour！Saveenergy—loveourEarth！1.WhatdopeopledoduringEarthHour？

Theyturnoffthelightsforonehour.

?2.WhydopeoplecelebrateEarthHour？

Toaskmorepeopletopayattentiontotheclimatechangeandtakeactiontosavetheearth.

?3.WherewasthefirstEarthHourheld？

InSydney.

?4.WhenisEarthHourthisyear？

At8：30p.m.，onMarch27.

?5.Dopeopleonlyneedtoturnoffunnecessarylights？

No，theydon’t.

?Theyturnoffthelightsforonehour.

Toaskmorepeopletopayattentiontotheclimatechangeandtakeactiontosavetheearth.

?InSydney.At8：30p.m.，onMarch27.No，theydon’t.【書面表達(dá)】請(qǐng)根據(jù)要求完成短文寫作。保護(hù)地球，人人有責(zé)。除了積極參與地球一小時(shí)活動(dòng)之外，我們還能做些什么去保護(hù)環(huán)境呢？正在征集環(huán)保主題的文章。請(qǐng)你根據(jù)以下思維導(dǎo)圖內(nèi)容提示用英語寫一篇題為“SavetheEarth”作文，向該網(wǎng)站投稿。作文要求：（1）

可在思維導(dǎo)圖內(nèi)容提示的基礎(chǔ)上適當(dāng)拓展信息。（2）

不能照抄原文；不得在作文中出現(xiàn)真實(shí)校名、地名和學(xué)生的真實(shí)姓名。（3）

語句連貫，詞數(shù)70左右。作文的標(biāo)題和開頭已經(jīng)給出，不計(jì)入總詞數(shù)?！揪湫陀?xùn)練】1.此外，自然災(zāi)害比以前發(fā)生更加頻繁了。（naturaldisaster，besides）

Besides，naturaldisastershappenmoreoftenthanbefore.

?2.對(duì)我們來說阻止人浪費(fèi)食物很重要。（prevent…from）

It’simportantforustopreventpeoplefromwastinganyfood.

?Besides，naturaldisastershappenmoreoftenthanbefore.

It’simportantforustopreventpeoplefromwastinganyfood.

?4.讓我們一起行動(dòng)起來，保護(hù)環(huán)境，拯救地球。（takeaction）

Together，let’stakeactiontoprotecttheenvironmentandsavetheearth.

?Together，let’stakeactiontoprotecttheenvironmentandsavetheearth.

?3.再者，我們應(yīng)該鼓勵(lì)周圍的人們這樣做。（encourage）

What’smore，weshouldencouragepeoplearoundustodoustodoto

What’smore，weshouldencouragepeoplearoundustodoso.

?【寫作思路】人稱：第一人稱時(shí)態(tài)：一般過去時(shí)和一般現(xiàn)在時(shí)

保護(hù)地球【短文寫作】SavetheEarthOurearthwashealthyandbeautifulinthepast.However，

theriversarebecomingdirtieranddirtierandthetreesarefewerandfewernow.Thenumberofwildanimalsisgettingsmallerandsmaller.Besides，naturaldisastershappenmoreoftenthanbefore.

theriversarebecomingdirtieranddirtierandthetreesarefewerandfewernow.Thenumberofwildanimalsisgettingsmallerandsmaller.Besides，naturaldisastershappenmoreoftenthanbefore.

Whatcanwedothen？Ithinkeverybodycandosomethingtohelpsavetheearth.Forexample，weshouldn’tthrowrubbisheverywhere.It’simportantforustopreventpeoplefromwastinganyfood.Wecanalsousebothsidesofthepaperandplantmoretrees.What’smore，weshouldencouragepeoplearoundustodoso.

Together，let’stakeactiontoprotecttheenvironmentandsavetheearth.

?

Whatcanwedothen？Ithinkeverybodycandosomethingtohelpsavetheearth.Forexample，weshouldn’tthrowrubbisheverywhere.It’simportantforustopreventpeoplefromwastinganyfood.Wecanalsousebothsidesofthepaperandplantmoretrees.What’smore，weshouldencouragepeoplearoundustodoso.

Together，let’stakeactiontoprotecttheenvironmentandsavetheearth.

?————基礎(chǔ)夯實(shí)————一、

根據(jù)句意及首字母提示補(bǔ)全單詞。1.Theladyisnotbeautifulatall.Infact，sheisveryugly

?.2.Ifyoubreakthelaw

?，youmaybeputintoprison.3.That’stooexpensiveforme.Idon’tthinkIcanafford

?it.4.Somefishermen

?wenttothebeachtoseewhathappenedtothebigfish.5.Wearegoingtorecycle

?allofourplasticbags.glyawffordishermenecycle二、完成句子，每空一詞。1.為了幫助她，我們必須采取行動(dòng)。Wemust

take

?

action

?inordertohelpher.2.許多醫(yī)生相信，吸煙有害于身體健康。Plentyofdoctorsbelievesmoking

is

?

harmful

?

to

?health.3.買這件外套估計(jì)最少會(huì)花500元。It

will

?

cost

?

at

?

least

?500yuantobuythiscoat.4.你聽說過那個(gè)美麗的地方嗎？Haveyou

heard

?

of

?thebeautifulplace？takeactionisharmfultowillcostatleastheardof5.工人們正在拆毀一所舊房子。Theworkersare

pulling

?

down

?anoldhouse.pullingdown————能力提升————三、

語法選擇。

Cycads（蘇鐵植物）growinwarmplaces.Theyaretallandgreenallyearround.Theirleavesgrowonthetopandflowersseldomcomeout.Somehavebrightorangefruits.Theyusuallyneed

1

?yearstogrowintoadultplants.

Cycads

2

?problemsnow.InSouthAfrica，

3

?situationofcycadsisgettingterrible，butthishasdrawnlittleattentionfromthepublic.“Infact，thereare38kindsofcycadsinSouthAfrica.Amongthem，2kindshavedisappearedsince2003and25kindsareingreatdanger，”saidagardener.“Doyouknowwhat

4

?plantisintheworld？ItisWood’sCycad.Someonefounditinaforestin1895.Itistheonlyoneofitskind.”

Sowhatcausescycadstobeindanger？Surprisingly，thedangerisfromthepeople

5

?lovethemmost.Theseslow-growingadultcycadsevensellfortensofthousandsofdollarseach.Astimegoesby，theyhavebecomeasymbol

6

?wealthandposition（地位）insociety.Thismakescycadlovers

7

?toownmore.Cycadloversbuyandplantthemintheirprivategardens.Asaresult，nearlyallthesecycadsdie

8

?thelivingconditionshavechanged.

Recently，theSouthAfricangovernment

9

?someactionstoprotectcycadsfrombeingstolenandtraded.Atthesametime，peoplearoundtheworld

10

?alsoworktogethertoprotecttheplants.（

C

）

B.hundredof

C.hundredsof（

B

）

B.arefacing

C.havefaced（

C

）

B.an

C.the（

C

）

B.lonelier

C.theloneliest（

A

）

B.which

C.what（

B

）

B.of

C.from（

A

）

B.towant

C.wanting（

B

）

B.because

C.but（

C

）

B.took

C.hastaken（

A

）

B.may

C.shouldn’tCBCCABABCA四、完形填空。

Inthepast，mandidnothavetothinkabouttheprotectionoftheenvironment.Therewerenotmanypeopleonearth，andnaturalresourcesseemedtobe

1

?.

Today，thingsaredifferent.The

2

?hasbecometoocrowded.Weare

3

?ournaturalresourcestooquickly，andatthesametimewearepollutingourenvironmentwithdangerouschemicals.Ifwecontinuelikethis，humansonearthwill

4

?.

Iftoomanyfishesaretakenfromthesea，therewillsoonbenoneleft.Yet，withmodernmethods，moreandmore

5

?arecaught.Weknowthatiftoomanytreesarecutdown，forestswill

6

?andnothingwillgrowontheland.Yet，we

7

?tocutdownmoreandmoretrees.

Werealizethatifriversare

8

?，wewilldie.However，inmostcountrieswasteproductsarestillputintoriversorthesea，andthereare

9

?lawstostopthis.

Weknowthatifthepopulationoftheworldcontinuestoriseatthepresentrate，inafewyears，therewillnotbeenough

10

?.Ifthereisnothingtoeat，wewilldie，too.

Whatcanwedotosolvetheseproblems？（

B

）

B.rich

C.good

D.free（

A

）

B.street

C.supermarket

D.park（

B

）3.A.lookingfor

B.usingup

C.leavingaway

D.stoppingfrom（

D

）

B.rest

C.sleep

D.die（

C

）

B.elephants

C.fishes

D.birds（

B

）

B.disappear

C.come

D.continue（

C

）

B.need

C.continue

D.start（

D

）

B.moved

C.recycled

D.polluted（

A

）

B.afew

C.little

D.alittle（

D

）

B.houses

C.money

D.foodBABDCBCDAD五、短文填空。請(qǐng)從方框內(nèi)選擇適當(dāng)?shù)脑~并用其正確形式填空，使文章完整連貫。注意每空一詞，每詞僅用一次，有兩詞為多余項(xiàng)。

to

up

rubbish

off

we

whichever

tree

protect

because

different

whatever

actSaveOurEnvironment

Thereisnodoubtthatglobalwarminghasbecomeoneofthebiggestproblemswefacetoday.Soit’simportantforusto1.

protect

?ourenvironment.protect

Asmiddleschoolstudents，whatcanwedo？Firstofall，trytoridebicyclesandtakebusestoschoolinsteadofcars2.

because

?itwillmakelessCO2（二氧化碳）.Itcannotonlybegoodforourhealth，butalsomakeitpossibleforustogetclose3.

to

?nature.Then，it’snecessarytopickup4.

rubbish

?andputitintodustbins.Plantingmore5.

trees

?canalsohelpalot.Weshouldneverforgettoturn6.

off

?thelightwhenweleavetheclassroom.becausetorubbishtreesoff

Ithinkeveryoneshouldtake7.

action

?tosaveourearth.Andeventhesimplestthingcanmakea8.

difference

?toourenvironment.Sodon’tputitoff！Let’sdo9.

whatever

?wecaninordertoprotectourhome.Ibelievewewillmake10.

our

?homemoreandmorebeautiful.actiondifferencewhateverour現(xiàn)在進(jìn)行時(shí)1.現(xiàn)在進(jìn)行時(shí)表示現(xiàn)在（說話瞬間）正在進(jìn)行或發(fā)生的動(dòng)作或狀態(tài)。

Look，thestudentsarelisteningtotheteachercarefully.看，學(xué)生正在認(rèn)真聽老師講課。

2.現(xiàn)在進(jìn)行時(shí)常見的提示詞有now，atpresent，atthemoment，thesedays，fromthreetofive，look，listen等。（1）一般在詞尾加-ing。如：look→looking

play→playing（2）以不發(fā)音的字母e結(jié)尾，去e再加-ing。如：write→writing

take→taking（3）以輔音字母結(jié)尾的重讀閉音節(jié)詞，先雙寫該輔音字母再加-ing。如：stop→stopping

begin→beginning（4）以字母ie結(jié)尾的詞，變ie為y，再加-ing。如：die→dying

lie→lying3.動(dòng)詞-ing形式的構(gòu)成方式：現(xiàn)在完成時(shí)1.含義：表示過去發(fā)生的動(dòng)作對(duì)現(xiàn)在還有影響。2.基本結(jié)構(gòu)：主語

＋have/has＋

過去分詞3.基本用法：（1）表示過去發(fā)生的動(dòng)作，但強(qiáng)調(diào)對(duì)現(xiàn)在產(chǎn)生了影響。特征：不能與表示具體時(shí)間的狀語連用。（2）表示過去發(fā)生的動(dòng)作或存在的狀態(tài)一直延續(xù)到現(xiàn)在，還可能繼續(xù)下去。常與since，for，“inthepast/last＋時(shí)