Lead-in:Findallthesentencescontaininginfinitives(動詞不定式)inthereadingpassage.Thenmarktheirfunctions.(P29E1)1Asthesubject(S) 2Asthepredicative(P) 3Astheobject(O)4Astheobjectcomplement(OC)5Astheattributive(Attr)6Astheadverbial(Ad)1.Tocompletethegreatmapoftheworldwasastrongpassionforthepeopleofearlycivilisations.2.MarcoPolo’stalesinspiredEuropeanexplorerstosearchforsearoutesfromwesttoeast.3.MerchantsfromChinaandmanyotherplacesmettonegotiatetradedeals.4.Toreachoutacrossthesearemainsastrongdesiretoday.5.TheaimofthisinitiativeistoencouragecooperationandtradeacrossthehistoricSilkRoadareas.6.Tradinghasgrowngreatlyinrecentyears,andwillcontinuetodosoinyearstocome.7.whichwillhelptogreatlydevelopthewholeareaforthebenefitoffuturetradeandculturalexchange.8.Therearestillmanyotherplaceslefttoexplore.9.ChinahasjoinedothernationsonseveralexpeditionstoexploretheArctic.10.ThereisanurgentneedtostudytheArcticinordertounderstandclimatechangeanditseffects.11.TheneedtotradeandthedesiretoenhancerelationshipswilldriveChinatoreachoutacrosstheseafarintothefuture.一、動詞不定式的構成:基本形式:_____________否定形式:_____________時態主動式被動式一般進行無完成完成進行無二、動詞不定式的時態和語態一般式：todo/tobedoneIaskedhimtoattendthemeeting.Thethemepark,tobeopenedin2025,willattractpeoplealloverthecountry.Conclusion1:todo表示的動作通常與謂語動詞的動作_______發生或在其_______發生。進行式：tobedoingHeseemstobereadingEnglishpoems.Heseemstobethinkingdeeply,withoutnoticingmeoverpassinghim.Conclusion2:tobedoing強調動作正在進行，或與謂語動詞動作______________。完成式：tohavedone/tohavebeendoneHeissaidtohavetranslatedthebookintoEnglishlastyear.Heclaimedtohavebeenbadlytreatedinthesupermarketwhenhewasshoppingyesterday.Conclusion3:tohavedone表示的動作在謂語動詞__________發生。完成進行式：tohavebeendoingHersonisknowntohavebeenstudyingabroadforawhile.SheissaidtohavebeenwritingthenovelaboutNewYorkformanyyears.Conclusion4:tohavebeendoing表示在謂語動詞_________________三、動詞不定式的句法作用1.作主語：不定式做主語時，可以直接放在謂語動詞之前。Toseeistobelieve．句型1：It+謂語+todoIttakesusanhour_______(get)therebybus.句型2：It’s+n+todoItisagreatenjoyment_________(spend)ourholidayinthemountains.句型3：Itisadjfor/ofsbtodosthItis+adj+forsbtodosth此句型forsb（形容______的性質）Itis+adj+ofsbtodosth此句型ofsb（形容____的品質/特征）2.作表語Todotwothingsatatimeis______(do)neither.Toseeis_________(believe).1）如果主語是不定式（表示條件），表語也是_______（表示結果）（一致性）。HeistomarryRose.Hewasabout________(enter)whenheheardacry.2)betodo,beabouttodo結構表示時，系動詞be，appear，seem，prove后用作。Hiswishis________(buy)acarinthenearfuture.Themostimportantthingis__________(take)measurestopreventthepollution.3)如果主語內容是以aim,duty,hope,idea,happiness,job,plan,problem,purpose,thing,wish等為中心的名詞，不定式作表語對_____語的______作具體說明。3.作賓語1.Theywanted_______(get)onthebus,didn’tthey?2.Hesaidhewished_______(be)aprofessor.3.Iagreed________(go)therewiththedoctor.4.Mydaughterpreferred_______(dance)whenshewasinhertwenties.5.Hehadpromised________(give)meahand.常見動詞有：want,decide,agree,wish,hope,promise,choose,need注意：Ifind/feel_______interestingtoworkwithhim.注意：不定式短語作賓語時，如果還帶有賓語補足語，往往把不定式賓語放在賓語補足語，而用it作1.We

thought

__

better

______

(start)

early.

2.Do

you

consider

___

better

not

_____

(go)?3.

I

feel

__

my

duty

________

(change)

all

that.4.Wethink__important__________(obey)thelaw.5.Iknow__impossible________(finish)somuchhomeworkinaday結構：主語+find/think/feel/make/considerit+adj/n+todosth作賓語補足語Mother

told

me

tocome

back

before

10

o’clock.I’ll

get

someone

________

(repair)

the

recorder

for

you.What

caused

him

_________(change)

his

mind?I

wish

you_______(come)

as

soon

as

possible.Heaskedme_______(do)theworkwithhim.賓語與賓語補足語之間的關系實際上是邏輯上的關系。注意：下列動詞接省略to的不定式作賓補，表示動作__________一感_____二聽_____,______三使______,______,______五看______，______,_______,_______,________半幫助_____注意：若以上動詞變被動語態，作補語的to要加上Iobservedthethiefenterthebank.變為被動_____________________________________Imadehimworkdayandnight.變為被動__________________________________________作定語eg.Ihavesomethingtotellyou.IworkedsolateintheofficelastnightthatIhardlyhadtime________(catch)thelastbus.Themeeting_____________(hold)tomorrowisveryimportant不定式作定語時一般表示_______________動作_。注意：1)若作定語的動詞不定式是不及物動詞，或者動詞不定式所修飾的名次或代詞是不定式動作的地點，工具等，需在不定式后加相應的______詞。ShenQiuisagoodplacetolive____.Ineedapentowrite____.動詞不定式用來修飾被序數詞，形容詞最高級限定的中心詞，且與中心詞是主謂關系。Hewasthefirstone________(arrive)here.Heistheyoungestone_________(live)here.被修飾的抽象名詞，常用todo作定語。如：ability,chance,way.wish,attempt,....Volunteeringgivesyouachance________(change)lives,includingyourown.6.作狀語1)Icameheretoseeyou．2)Wewereveryexcitedtohearthenews．3)Hehurriedtotheschool,onlytofindnobodythere.以上不定式作狀語，表示____________，___________，__________等狀語。作目的狀語“為了”=_____________,_______________作結果狀語，表示令人____________結果，有時前面可加______加強語氣足夠做_____________________________太.....而不能_____________________________如此....以至于..._____________________________作原因狀語，常位于表示心里活動或情緒的形容詞后，如：sorry,glad,happy,pleased,anxious,excited,delighted,disappointed,foolish....Practiseandapply：1.ReadthebeginningofTheLittleMermaidandusetheproperformsoftheverbsinbracketstofillintheblanks.Whatdoyouthinkhappensnext?(P29E3)Faroutintheocean,wherethewaterisasclearasglass,livestheSeaKing.Theoceanistoodeep_________(measure).Wemayimaginethereisnothingexceptyellowsandunderthesea,butactuallyitisnotrare________(see)themostuniqueflowersandplants__________(dance)inthefast-movingwater.InthedeepestspotofallstandstheSeaKing’scastle,whichhaswallsofcoralandaroof______(form)ofbeautifulshells.Themotheroftheking,awisewomanwhoisproud_____________(be)bornintotheroyalfamily,takescareofhissixdaughters.Amongthesixsea-princesses,theyoungestistheprettiest.Althoughshehasdelicateskinlikearose-leafandeyesasblueasthedeepestsea,shehasnofeetbutafishtailjustlikehersisters.Themostcommonwayfortheprincesses________(play)alldaylongis___________________(swim)inthehallsofthecastleoramongtheflowersgrowingoutofthewalls,feedingandtouchingthefish_________(swim)uptotheirhandsthroughthewindows.Theyseem___________(notworry)aboutanything,exceptfortheyoungest,who...2.使用本單元所學的語法補全下面語段Thescientist______________________(決定探索）thedeepocean__________________(為了弄清楚）whatexistsonthefloorofthesea.Theirfirststep_______________________(實行這項計劃）is_____________________________(派一臺深水deepwater機器）designedspeciallyfortheresearch.___________________________________________________