1Replacetheunderlinedwordswiththecorrectformsofthewordsfromthetext.________1.Todealwiththiscrisis,hechosetostudyagriculture.tackletackle:tomakeadeterminedefforttodealwithadifficultproblemorsituation應(yīng)付，處理，解決（難題或局面）Thegovernmentisdeterminedtotackleinflation.政府決心解決通貨膨脹問題。1Replacetheunderlinedwordswiththecorrectformsofthewordsfromthetext.________2.Heisaverygoodactorandhecommitshimselftoeveryrolethathetakeson.devote:togivemostofyourtime,energy,attention,etc.tosb/sth獻(xiàn)身；致力；專心devotes搭配1Replacetheunderlinedwordswiththecorrectformsofthewordsfromthetext.______________________3.YuanLongpingstronglybelievedthattheanswercouldbefoundinthe

creationofhybridrice.was(strongly)convincedconvincevt.說服；使確信，使信服convincesbtodo說服某人做某事convincesbofsth使某人信服某事convincingadj.令人信服的；有說服力的convincedadj.確信的；深信的（描述人的感受）1Replacetheunderlinedwordswiththecorrectformsofthewordsfromthetext.___________4YuanLongping,throughintenseeffort,solvedenormousdifficultiesand

developedthefirsthybridricethatcouldbeusedforfarming.overcome:tosucceedindealingwithorcontrollingaproblemthathasbeenpreventingyoufromachievingsth克服；解決SheovercameinjurytowintheOlympicgoldmedal.她戰(zhàn)勝了傷痛，贏得了奧運(yùn)會金牌。Thetwopartiesmanagedtoovercometheirdifferencesontheissue.兩個政黨設(shè)法彌合了在這個問題上的分歧。overcame1Replacetheunderlinedwordswiththecorrectformsofthewordsfromthetext.___________5Thishybridenabledfarmerstoincreasetheiroutputgreatly.expand：tobecomegreaterinsize,numberorimportance;tomakesthgreaterinsize,numberorimportance擴(kuò)大，增加，增強(qiáng)（尺碼、數(shù)量或重要性）Metalsexpandwhentheyareheated.金屬受熱會膨脹。Studentnumbersareexpandingrapidly.學(xué)生人數(shù)在迅速增加。Achild'svocabularyexpandsthroughreading.孩子的詞匯量通過閱讀得到擴(kuò)大。expand1Replacetheunderlinedwordswiththecorrectformsofthewordsfromthetext.________6Studentsareencouragedtotryavarietyoffree-timeactivitiestoreducethe

intensestressfromstudying.leisure

timethatisspentdoingwhatyouenjoywhenyouarenotworkingorstudying閑暇；空閑；休閑Thesedayswehavemoremoneyandmoreleisuretoenjoyit.如今我們有更多的錢和空閑時間來享受了。leisureactivities/interests/pursuits業(yè)余活動leisure2Completethesentenceswiththecorrectformsofthewordsfromthetext.Thenusethesewordstomakeyourownsentences.1Thec______________ofapersonarethespecialqualitiesthatmakehimorherdifferentfrom

others.2Scientistsfromdifferentcountrieshavebeenpursuingvariouspossibiltiestoovercome

foods__________.3Manyofusa___________thatearthquakeswouldneverhappeninourarea.4Withmoreandmorefarmmachinesbeingusedinthefields,thec____________offuelhas

beenincreasing.haracteristicshortagessumeonsumption2Completethesentenceswiththecorrectformsofthewordsfromthetext.

Thenusethesewordstomakeyourownsentences.5Newspapersshouldpaylessattentiontomediac______________andmoreattentiontoournationalheroes.6Ourgeneralmanagertriedhisbesttohelpovercomethedifficultieswewerefacingduring

thefinancialc___________.7Mymotherisveryc___________andfindsithardtoacceptthemodernlifestylethatIenjoy.8Thegovernmenthasdecidedtoboosttheprogrammetog__________morenewjobs.elebritiesrisisonventionalenerate

AvastundergroundshelterbuiltduringWorldWarⅡhasbeenturnedintoanurbanfarm,supplyingsupermarketsandrestaurantsinLondon.Theshelter,whichcouldprotectupto8,000peoplefromwartimebombs,

____________twolargetunnelsthatwereintendedtoone

daybecomeanextensionoftheLondonUnderground.Butthatneverbecame______and

theshelterwasleftfor70years.Thenbusinessmendecidedtomakeuseofittogrowgreenvegetablestomeetincreasing

____________demands.

3.completethenewsreportbelowwiththecorrectformsofthewordsandphrasesintheboxiscomprisedofrealconsumption1.bomb:aweapondesignedtoexplodeataparticulartimeorwhenitisdroppedorthrown炸彈2.extension:theactofmakingsthlongerorlarger;thethingthatismadelongerandlarger延長；擴(kuò)大；延長（或擴(kuò)大）的事物

ThetunnelsarelitwithpinkLEDsasthereisnonaturallight

____________

belowtheground.The

vegetablesaregrowninspecialliquidsinsteadoftheearththatisusedasin____________

farming.

Manyexpertssharea

____________thatthiskindofurbanfarmingcouldhelpnotonly

in

_________theproblemofpopulationgrowth,butalsoinadaptingtoclimatechange.3.completethenewsreportbelowwiththecorrectformsofthewordsandphrasesintheboxdeepdownconventionalvisiontackling1.deepdown隧道深處2.vision愿景；構(gòu)想3.adaptto適應(yīng)

DiscoveringusefulstructuresUNIT5WORKINGTHELAND

句子類型簡單句并列句復(fù)合句主句形容詞性從句(定語從句)名詞性從句副詞性從句(狀語從句)主語從句賓語從句表語從句同位語從句從句Revision1YuanLongpingwasoneofChina’smostfamousscientists.24Hewasbornin1930inBeijing..Hisparentswantedhimtopursueacareerinscienceormedicine.Whathewasstillconcernedaboutwasthepoorharvestsoffarmers.3Findoutthesubjectoffollowingsentences.歸納總結(jié)：1、主語是句子說明的人或事物，一般放在_____________.2、在復(fù)合中充當(dāng)__________的從句就是主語從句。句首主語Whathewasstillconcernedabout

wasthepoorharvestsoffarmers.主語從句連接詞主語主語從句用法總結(jié)：1、位置：一般情況下位于______________________.2、主語從句要由__________引導(dǎo)，通常置于___________.3、主語從句的語序要用________________.4、主語從句作主語，句子謂語一般用___________.系表結(jié)構(gòu)系表結(jié)構(gòu)句首謂語動詞或系動詞之前連接詞陳述語序連接詞句子連接詞有那些呢？作主語單數(shù)1.ThatYuanLongpinghadrealisedhisdreamofseawaterricesurprisedthewholeworld.2.Whether

itwaspossibletodevelophybridricewasunknown.3.Who

willsolvethesoilproblemisunknown.4.Which

oneisthebesttoexpandoutputisunknown.5.WhenYuanwouldretiretoalifeofleisurewasnevermentioned.5.Wherethehybridricecanbeplantedisaquestion.5.WhyYuandevelopedseawaterricewastofeedmorepeople.CirclethesubjectclauseandidentifytheleadingwordsClassifyandSummarizeLeadingwordsofsubjectclauses連接詞類型連詞從屬連詞（不作成分）thatwhether

（無意義）

（是否）連接代詞（作主賓表定且各自有意義）whatwhowhomwhosewhich連接副詞（作狀語且各自有意義）whenwherehowwhy【連詞填空】1.____________thecoalminersarealiveisawonder.2.____________itistrueremainsaquestion.3.____________willdothejobhasnotbeendecided.4.____________worriesusiswholetoutthesecret.5.____________wewillarrivedoesn’tmatter.ThatWhetherWhoWhatWhenObserveandAnalyse為避免頭重腳輕，常用it作形式主語置于句首，真正的主語從句后置。Thatabout60%ofChina’sriceconsumptionisfromYuan’shybrid’sstrainsisestimated.Itiseatimatedthatabout60%ofChina’sriceconsumptionisfromYuan’shybrid’sstrains.ObserveandAnalyseItisinspiringthatYuanLongpingdedicatedhislifetosolvingglobalfoodsecurityissues.ItisafactthatYuanLongping'sinnovationsinhybridricehavehadaprofoundimpactonagriculture.ItturnedoutthatYuanLongping'sresearchonhybridricegreatlycontributedtofoodproductionworldwide.SummarizeIt作形式主語的常見結(jié)構(gòu)It

is+過去分詞

+that從句It

is+形容詞

+that從句Itis+名詞+that從句It+不及物動詞

+that從句estimated/reported/believed/said

obvious/possible/likely/clear/important

It

is

a

shame/apity/nowonderthat...

appear,seem,happen,turnout

【練習(xí)】__________________________thatyoucan’tattendmybirthdayparty.很可惜你不能參加我的生日聚會。__________________________thattheoldman（should）gotothecountrysidetohavearest.建議這位老人到鄉(xiāng)村休息一下。__________________________youdisagreewiththeplan.你好像不贊成這個計劃。Itisdoubtful__________________________她是否能來參加聚會還很難說。__________________________theharvestwasbadthatyear。碰巧那年收成不好。It'sapityIt'ssuggestedthatIt'sseemsthatwhethershewillcometothepartyIthappenedthatThesubjectclausethat引導(dǎo)的主從that在句中不作成分，無含義，不可省whether引導(dǎo)的主從whether引導(dǎo)主從，有“是否”含義，不可省連接代詞和連接副詞引導(dǎo)的主從連接代詞和連接副詞在從句中有含義，且充當(dāng)主、賓、定、狀等成分it作形式主語，從句為真正的主語It

is+過去分詞+that從句It

is+形容詞

+that從句Itis+名詞

+that從句主語從句It+不及物動詞+that從句Activity：BrainstormYuan’sgoodqualitiesUsesubjectclausestowriteaparagraphabouthis

qualitiesandachievements

WhatimpressmemostisthatYuanLongpingwasdedicatedtohelpsomanypeople.Itwasimportantthathenevergaveupdespitemanydifficulties.Thathesucceedindevelopinghybridricewaswhatmadehimgreat.

SentencepatternsforyourreferenceItisimportantthatWhatimpressmemostisthatWhatmakeshimgreatisthatThat...ishismostimportantqualityWhether...dependsonHowhe....istrulyinspiring.Whyhe....isbecausehehelpedfeedmillionswithhishybridrice.Createyourwritingandshowyourself1.________heattendedthemeetingornotwasn’tquiteclear.2.________teamwillwinthematchisstillunknown.3.__________comestotheactivitywillreceiveapresent.4.________hefiguredoutawaytosolvetheproblemsuccessfullysurprisedusall.5.Weusuallythink________wecan’tgetseemsbetterthanwhatwehave.WhetherWhichWhoeverThatwhatThesubjectclause:InstantPractice即學(xué)即練6._________wedoistoservethepeople.7._________theywillcomehasn’tbeenmadepublic.8._________surprisedmemostwas_________thelittleboydidsowellinthecompetition.9.Itis_________(report)thattheriverhasbecomeclearandclean.WhateverWhenWhatthatreported即學(xué)即練Thesubjectclause:InstantPractice1.Th