Unit13We’retryingtosavetheearth.SectionB3a-Selfcheck第1頁Revision1.停頓乘小汽車2.回收紙3.用紙巾4.好好利用5.用垃圾建造房子6.倒置7.經營小生意stopridingincarsrecyclepaperusepapernapkinsputtogoodusebuildahouseoutofrubbishturnupsidedownsetupasmallbusiness第2頁8.回復，償還9.舊玻璃瓶10.拆下11.一個有創意大腦12.開一個小店13.更受歡迎作品14.給他人帶來歡樂bringbackoldglassbottlespulldownacreativemindopenasmallshopmorepopularworksbringhappinesstoothers第3頁WarmingupWhatshouldwedotosavetheearth?Turnoffthelightswhenweleavearoom.Takeourownbagswhenshopping.Rideabike.Recyclepaper.Don’tusepapernapkins.第4頁Whatshouldgovernmentsdotosavetheearth?Theyshouldclosedownthefactoriesthatputwasteintotheriver.Setupalotofdustbinsonthestreet.Stoppeoplefromusingwoodenchopsticks,plasticbowlsandbags.Organizepeopletocleanupthestreetsandrivers.第5頁Thinkabouttheenvironmentinyourtown/cityandcompletethechartbelow.Whichpartsofthetown/cityhaveaniceenvironment?Whyaretheynice?Whichpartsneedtobeimproved?Why?3a第6頁GoodenvironmentWhyBadenvironmentWhyparktheairiscleanstreetssomanytreesrestaurantscleanandtidyriveralotofrubbishsomanycarsairtoomanyfactoriesstreets第7頁3bWritingWritealettertothecitymayorabouttheproblemsandyoursuggestions.Inyourletter,describetheenvironmentalproblemsinyourtown/city.1.Whataretheproblems?2.Wherearethey?3.Whatorwhoiscausingtheseproblems?第8頁Then,givesuggestionsorpossiblewaystosolvetheproblems.Ithinkthat…Weshould/could…Isuggest…Onepossibleversion第9頁DearSir/Madam,Environmentalproblemsarebecomingmoreandmoreseriousallovertheworld.Withthedevelopmentofthesociety,therearetoomanycarsonthestreetsinourcity.Carshavemadetheairunhealthy

forpeopletobreathe.Blacksmokeandpoisonousgasaregivenoffbyfactories.Factoriesalsoputwasteintotheriver.Andwhereverwego,wecanfindrubbish.

Nowmoreandmorepeoplehaverealizedtheseproblems.Ithinkthatgovernmentsshouldclosedownthefactoriesanddeveloplawstostoppeoplefromdrivingcarseveryday.Isuggesteveryoneinthistownshouldhelptocleanuptheriverandthestreets.Weshouldcalloneveryoneinthetowntothrowrubbishinthedustbins.Ihopetheproblemwillbesolvedinthenearfutureandourhomewillbecomebetterandbetter.

第10頁Circle可數名詞，意為“圓圈”，也可表示含有共同興趣興趣或職業等“階層；圈子；界”.e.g.Thechildrenstoodinacirclearoundthefire.Heiswell-knownintheatricalcircles.Circle還有動詞意思，表示“圈出”。Pleasecirclethecorrectanswer.LanguagePoints第11頁Notonly…butalso…意為“不但…而且…”遵照一下三個標準(a)并列連詞，連接兩個并列成份，其中also能夠省略。(b)主謂一致標準：notonly…butalso..連接兩個主語時，謂語動詞在人稱和數上要與butalso主語保持一致。LanguagePoints第12頁(c)倒裝標準：notonly…butalso…連接兩個并列分句時，notonly置于句首，表示強調，其引導句子要用部分倒裝，即將謂語動詞一部分(情態動詞，助動詞等)放在句子前面，而butalso后句子用正常語序。NotonlyhebutalsoIaminterestedinpopmusic.NotonlydoIfeelgoodabouthelpingpeople,butalsoIgettospendtimedoingwhatIlovetodo.第13頁⑴needdoing=needtobedone

"需要被…"現在

分詞doing表被動“需要被做”，相當于need

tobedone。

Mywatchneedsrepairing.=Mywatchneeds

toberepaired.我表需要修了。⑵need后加不定式，證實need為實義動詞，而

非情態動詞，這時need有些人稱和數改變。

Heneedstogetupearly.他需要早起。辨析：needtobedone;needdoing與needtodo第14頁例句：Somethingiswrongwithmycar.Itneeds_____. A.repair B.torepair

C.repairing D.toberepair解析：needtoberepair=needrepairing,表示頭發該收拾了。第15頁cause用作動詞，當“引發，造成，使得”講。普通指導起或造成不好結果。causesb.

sth.=

causesth.

tosb.(后接間接賓語+直接賓語)為固定使用方法。

Hecausedhisparentsmuchtrouble.=

Hecausedmuchtroubletohisparents.他給父母帶來很多煩惱。例句：

Itcausedhimlotsofworries.

Itcausedlotsofworries____him.to第16頁SelfCheck1.Writedifferentformsofthewords.Thenaddmoretoeachgroup.v.—n.pollute---act---protect---inspire---build---create---farm---sing---travel---drive---run---write---pollutionactionprotectioninspirationbuildingcreationfarmersingertravelerdriverrunnerwriter第17頁n.—adj.fame---wood---science---health---south---care---rain---cloud---luck---help---color---day---famouswoodenscientifichealthysoutherncarefulrainycloudyluckyhelpfulcolorfuldaily第18頁adj.—n.sunny---noisy---harmful---beautiful---different---important---woolen---sunnoiseharmbeautydifferenceimportancewool第19頁adj.—adv.slow---wide---sudden---real---quick---true---possible---happy---loud---quiet---heavy---easy---angry---good---slowlywidelysuddenlyreallyquicklytrulypossiblyhappilyloudlyquietlyheavilyeasilyangrilywell第20頁2.Matcheachstatementwiththegrammarstructure.StatementGrammarTheriverusedtobesoclean.PresentprogressiveWehaveseenmanychangesintheenvironment.ModalverbsPeopleshouldtakepublictransportationmore.PassivevoiceTheriverispollutedbyfactories.usedtoTheairpollutionisgettingworseandworse.Presentperfect第21頁3.Writewaystocutdownonthesekindsofpollution.KindsofpollutionWaystocutdownwaterpollutionlandpollutionnoisepollutionairpollutionstopfactoriesfromthrowingwasteintorivers.remindpeoplenottolitterensurethatfact