高一必修三第三單元語法Gramma教學課件

高一必修三第三單元語法Gramma幻燈片PPT本課件PPT僅供大家學習使用學習完請自行刪除，謝謝！本課件PPT僅供大家學習使用學習完請自行刪除，謝謝！本課件PPT僅供大家學習使用學習完請自行刪除，謝謝！本課件PPT僅供大家學習使用學習完請自行刪除，謝謝！高一必修三第三單元語法Gramma幻燈片PPT本課件Unit4Astronomy:Unit4GrammarGrammarRewritethefollowingsentenceswithnounclausesasthesubject.1.Hisdiscoveryhasnotyetbeenproved.2.Dotheotherastronomersaccepthisideas?Itremainsaquestion.Whathasnotyetbeenprovedishisdiscovery.Whethertheotherastronomersacceptshisideasremainsaquestion.DiscoveringusefulstructuresRewritethefollowingsentence3.Thefirstappearanceoflifeonearthisstillamysterytoscientists.4.Whyistheearthbecomingwarmer?Itisanimportanttopicforresearch.Howlifefirstappearedonearthisstillamysterytoscientists.Whytheearthisbecomingwarmerisanimportanttopicforresearch.3.Thefirstappearanceoflif5.StephenHawkingat65experiencedzerogravityduringaflight.Itamazedeverybody.6.Plutoisnolongerconsideredaplanetinoursolarsystem.Whatasurprise!ItamazedeverybodythatStephenHawkingat65experiencedzerogravityduringaflight.ItisasurprisethatPlutoisnolongerconsideredaplanetinoursolarsystem.5.StephenHawkingat65exper主語從句及引導詞主語從句在復合句中作句子的主語。引導主語從句的詞有從屬連詞that,whether,if；連接代詞who,whoever,whom,what,whatever,whose,which；連接副詞when,where,how,why等。主語從句及引導詞主語從句在復合句中作句子的主語。引導主語從句【例句呈現】

觀察下列例句，指出其中所包含的主語 從句及引導詞:1.Whatisneededforalongtripiscareful preparation. 該句中主語從句是__________________

_________，引導詞為_____。Whatisneededforawhatlongtrip【例句呈現】Whatisneededforawha2.ThatJayZhouwillcometomycity exciteseverybody. 該句中主語從句是_______________________________，引導詞為_____。3.Whetherwewilltravelabroadornot hasnotbeendecided. 該句中主語從句是___________________________________，引導詞為 _________。ThatJayZhouwillWhetherwewillcometomycitythattravelabroadornotwhether2.ThatJayZhouwillcometo4.Whoeverknowsthesecretmustn’ttell others. 該句中主語從句是________________________，引導詞為________。5.Itremainsapuzzlewhydinosaursdied outsuddenlylongtimeago. 該句中主語從句是_________________ _______________________，引導詞為 _____。Whoeverknowsthewhoeverwhydinosaursdiedwhysecretoutsuddenlylongtimeago4.Whoeverknowsthesecretmu【觀察總結】通過分析上面例句，同學們可能會發(fā)現上面第5句中的主語從句似乎比較隱蔽。其實，這也是主語從句的一種呈現方式，即：當一個句子主語過長時，可以用it作形式主語，而把真正的主語或主語從句后移至句子末尾，以保持句子的平衡。注意觀察下列例句中的劃線部分：【觀察總結】Itisnotclearhowtheaccidenthappened.Itisnothardtounderstandwhyhedidsoatthattime.Itisapitythatyoushouldhavemadesuchacarelessmistake.Itisreportedthatmorethanthirtydeathswerecausedintheaccident.Itisnotclearhowtheaccide不難看出，雖然上面例句中都用it作形式主語，但句子結構卻不盡相同?，F將常見的由it作形式主語的句型總 結如下：1.Itis+n.+that從句2.Itis+adj.+that從句，常見此類形容 詞有：important,necessary,clear, certain,natural,strange,obvious, likely,impossible,possible等。不難看出，雖然上面例句中都用it作形式主語，但句子結構卻不盡3.It+特殊動詞+that從句 Itseems/appears...that...似乎…… Ithappened(tosb.)that...（某人）碰巧……4.It+be+過去分詞+主語從句 Itissaid/reported/believed/ suggested/known/provedthat...3.It+特殊動詞+that從句【要點精講】1.what與that引導主語從句 觀察下列例句，試著翻譯例句并總結 其規(guī)律。(1)Whatyoulackisself-confidence.譯為：_________________________你所缺乏的是自信?！疽c精講】你所缺乏的是自信。(2)Thatmoreandmorestudentsare admittedintouniversitiesistrue.譯為：______________________________________________________(3)Whatisneededfortheprogramis morewisdom.譯為：_____________________________這個項目所需要的是更多的智慧。越來越多的學生將被大學錄取的消息是真實的。(2)Thatmoreandmorestudent從上面例句可以看出，that引導主語從句時，在句中具有“兩不”原則：一、不作句子成分；二、沒有實際意義。當它引導的主語從句置于句首時，that不能省略；如果用it作形式主語，而把主語從句放在句末時，that可以省略。從上面例句可以看出，that引導主語從句時，在句中具有“兩不而what引導的從句則恰恰相反，what在從句中的作用為：一、作句子成分；二、除了起到引導從句的作用外還要承擔具體的意義。而what引導的從句則恰恰相反，what在從句中的作用為：【鞏固練習】

用what或that填空。(1)_____hetoldusthismorningwas justalie.(2)_____isimportanttousisenough time.(3)Itworriesmymom_____sheis beginningtogetalittlefat.(4)_____wecan’tgetseemsbetterthan _____wehave.WhatWhatthatWhatwhat【鞏固練習】WhatWhatthatWhatwhat2.whether與if引導主語從句如果主語從句置于句首，不能用if引導，此時，需用whether。但如果用it作形式主語，而把主語從句放在句末時，也可以用if引導。2.whether與if引導主語從句【鞏固練習】

用whether或if填空。(1)Itdoesn’tmatter___________hewill comeornot.(2)________we’llgocampingtomorrow dependsontheweather.(3)Itwasdoubtful___________Tom reallysawSharon.(4)________TomreallysawSharonwas doubtful.whether/ifWhetherwhether/ifWhether【鞏固練習】whether/ifWhetherwhet3.其它引導詞連接代詞who,which,whom,whose有各自的具體意義，起連接作用，同時在從句中充當主語、賓語、表語、定語等；whoever,whatever,whichever在意義上更為強調，常譯為“無論……”；連接副詞when,where,why,how等也有各自的意義，起連接作用，并在從句中作狀語。3.其它引導詞【常見錯誤展示】下列各句均有一處錯誤，請改正并分析錯誤的原因。1.Lighttravelsfasterthansoundiscommonknowledge.Thatthat雖無詞義但引導主語從句位于句首時不能省略?！境Ｒ婂e誤展示】Thatthat雖無詞義但引導主語從句位于句if,whether都可表示“是否”,但if不能引導位于主句之前的主語從句，它可以引導位于主句之后帶有形式主語it的主語從句。2.Ifshe’scomingornotdoesn’tmattermuch.Whetherif,whether都可表示“是否”,但if不能引導位于3.Thattheprofessorsaidisofgreatimportance.4.Wherewillthetreesbeplantedhas notbeendecided.Whatthat引導主語從句時無詞義。Whattheprofessorsaid表示“教授所說的”。將will置于trees之后。主語從句要用陳述句語序。3.Thattheprofessorsaidi5.Nomatterwhobreakstherulewill bepunished.6.Whenandwherethemeetingwillbe heldstillremainaquestion.引導讓步狀語從句時二者可互換，但引導名詞性從句時只能用whoever。Whoever主語從句表示單一概念時，謂語要用單數形式。remains5.Nomatterwhobreakstheru7.Whatwereyourproblemsayear agohasnowbecomemine.8.Itwasrequestedthateveryonemadeaspeechatthemeeting.has要改為have。主語從句表示復數概念時，謂語要用復數形式。have在“Itisrequested/ordered/suggested+that從句”中，從句要用虛擬語氣，即謂語用“should+動詞原形”，should可省略。(should)make7.Whatwereyourproblemsay

從A、B、C、D四個選項中，選出可 以填入空白處的最佳選項。1.Itisstillunderdiscussion_____the oldbusstationshouldbereplaced withamodernhotelornot. (重慶2011)A.whether B.when C.which D.where高考鏈接 從A、B、C、D四個選項中，選出可 以填入空白處的最佳選項2.Thevillagershavealreadyknown _____we’lldoistorebuildthe bridge. (江西2011)A.this B.thatC.what D.which2.Thevillagershavealready3._____somepeopleregardasa drawbackisseenasaplusbymany others. (北京2010)A.Whether B.What C.ThatD.How3._____somepeopleregardas4.Itneveroccurredtome_____you couldsucceedinpersuadinghimto changehismind.(陜西2010)A.which B.what C.that D.if4.Itneveroccurredtome___5.Itisuncertain_____sideeffectthe medicinewillbringabout,although abouttwothousandpatientshave takenit. (浙江2010)A.that B.what C.howD.whether5.Itisuncertain_____sideFinishUsingStructuresonPage64oftheWorkbook.FinishUsingStructuresonPagThankyou!Thankyou!高一必修三第三單元語法Gramma幻燈片PPT本課件PPT僅供大家學習使用學習完請自行刪除，謝謝！本課件PPT僅供大家學習使用學習完請自行刪除，謝謝！本課件PPT僅供大家學習使用學習完請自行刪除，謝謝！本課件PPT僅供大家學習使用學習完請自行刪除，謝謝！高一必修三第三單元語法Gramma幻燈片PPT本課件Unit4Astronomy:Unit4GrammarGrammarRewritethefollowingsentenceswithnounclausesasthesubject.1.Hisdiscoveryhasnotyetbeenproved.2.Dotheotherastronomersaccepthisideas?Itremainsaquestion.Whathasnotyetbeenprovedishisdiscovery.Whethertheotherastronomersacceptshisideasremainsaquestion.DiscoveringusefulstructuresRewritethefollowingsentence3.Thefirstappearanceoflifeonearthisstillamysterytoscientists.4.Whyistheearthbecomingwarmer?Itisanimportanttopicforresearch.Howlifefirstappearedonearthisstillamysterytoscientists.Whytheearthisbecomingwarmerisanimportanttopicforresearch.3.Thefirstappearanceoflif5.StephenHawkingat65experiencedzerogravityduringaflight.Itamazedeverybody.6.Plutoisnolongerconsideredaplanetinoursolarsystem.Whatasurprise!ItamazedeverybodythatStephenHawkingat65experiencedzerogravityduringaflight.ItisasurprisethatPlutoisnolongerconsideredaplanetinoursolarsystem.5.StephenHawkingat65exper主語從句及引導詞主語從句在復合句中作句子的主語。引導主語從句的詞有從屬連詞that,whether,if；連接代詞who,whoever,whom,what,whatever,whose,which；連接副詞when,where,how,why等。主語從句及引導詞主語從句在復合句中作句子的主語。引導主語從句【例句呈現】

觀察下列例句，指出其中所包含的主語 從句及引導詞:1.Whatisneededforalongtripiscareful preparation. 該句中主語從句是__________________

_________，引導詞為_____。Whatisneededforawhatlongtrip【例句呈現】Whatisneededforawha2.ThatJayZhouwillcometomycity exciteseverybody. 該句中主語從句是_______________________________，引導詞為_____。3.Whetherwewilltravelabroadornot hasnotbeendecided. 該句中主語從句是___________________________________，引導詞為 _________。ThatJayZhouwillWhetherwewillcometomycitythattravelabroadornotwhether2.ThatJayZhouwillcometo4.Whoeverknowsthesecretmustn’ttell others. 該句中主語從句是________________________，引導詞為________。5.Itremainsapuzzlewhydinosaursdied outsuddenlylongtimeago. 該句中主語從句是_________________ _______________________，引導詞為 _____。Whoeverknowsthewhoeverwhydinosaursdiedwhysecretoutsuddenlylongtimeago4.Whoeverknowsthesecretmu【觀察總結】通過分析上面例句，同學們可能會發(fā)現上面第5句中的主語從句似乎比較隱蔽。其實，這也是主語從句的一種呈現方式，即：當一個句子主語過長時，可以用it作形式主語，而把真正的主語或主語從句后移至句子末尾，以保持句子的平衡。注意觀察下列例句中的劃線部分：【觀察總結】Itisnotclearhowtheaccidenthappened.Itisnothardtounderstandwhyhedidsoatthattime.Itisapitythatyoushouldhavemadesuchacarelessmistake.Itisreportedthatmorethanthirtydeathswerecausedintheaccident.Itisnotclearhowtheaccide不難看出，雖然上面例句中都用it作形式主語，但句子結構卻不盡相同。現將常見的由it作形式主語的句型總 結如下：1.Itis+n.+that從句2.Itis+adj.+that從句，常見此類形容 詞有：important,necessary,clear, certain,natural,strange,obvious, likely,impossible,possible等。不難看出，雖然上面例句中都用it作形式主語，但句子結構卻不盡3.It+特殊動詞+that從句 Itseems/appears...that...似乎…… Ithappened(tosb.)that...（某人）碰巧……4.It+be+過去分詞+主語從句 Itissaid/reported/believed/ suggested/known/provedthat...3.It+特殊動詞+that從句【要點精講】1.what與that引導主語從句 觀察下列例句，試著翻譯例句并總結 其規(guī)律。(1)Whatyoulackisself-confidence.譯為：_________________________你所缺乏的是自信?！疽c精講】你所缺乏的是自信。(2)Thatmoreandmorestudentsare admittedintouniversitiesistrue.譯為：______________________________________________________(3)Whatisneededfortheprogramis morewisdom.譯為：_____________________________這個項目所需要的是更多的智慧。越來越多的學生將被大學錄取的消息是真實的。(2)Thatmoreandmorestudent從上面例句可以看出，that引導主語從句時，在句中具有“兩不”原則：一、不作句子成分；二、沒有實際意義。當它引導的主語從句置于句首時，that不能省略；如果用it作形式主語，而把主語從句放在句末時，that可以省略。從上面例句可以看出，that引導主語從句時，在句中具有“兩不而what引導的從句則恰恰相反，what在從句中的作用為：一、作句子成分；二、除了起到引導從句的作用外還要承擔具體的意義。而what引導的從句則恰恰相反，what在從句中的作用為：【鞏固練習】

用what或that填空。(1)_____hetoldusthismorningwas justalie.(2)_____isimportanttousisenough time.(3)Itworriesmymom_____sheis beginningtogetalittlefat.(4)_____wecan’tgetseemsbetterthan _____wehave.WhatWhatthatWhatwhat【鞏固練習】WhatWhatthatWhatwhat2.whether與if引導主語從句如果主語從句置于句首，不能用if引導，此時，需用whether。但如果用it作形式主語，而把主語從句放在句末時，也可以用if引導。2.whether與if引導主語從句【鞏固練習】

用whether或if填空。(1)Itdoesn’tmatter___________hewill comeornot.(2)________we’llgocampingtomorrow dependsontheweather.(3)Itwasdoubtful___________Tom reallysawSharon.(4)________TomreallysawSharonwas doubtful.whether/ifWhetherwhether/ifWhether【鞏固練習】whether/ifWhetherwhet3.其它引導詞連接代詞who,which,whom,whose有各自的具體意義，起連接作用，同時在從句中充當主語、賓語、表語、定語等；whoever,whatever,whichever在意義上更為強調，常譯為“無論……”；連接副詞when,where,why,how等也有各自的意義，起連接作用，并在從句中作狀語。3.其它引導詞【常見錯誤展示】下列各句均有一處錯誤，請改正并分析錯誤的原因。1.Lighttravelsfasterthansoundiscommonknowledge.Thatthat雖無詞義但引導主語從句位于句首時不能省略?！境Ｒ婂e誤展示】Thatthat雖無詞義但引導主語從句位于句if,whether都可表示“是否”,但if不能引導位于主句之前的主語從句，它可以引導位于主句之后帶有形式主語it的主語從句。2.Ifshe’scomingornotdoesn’tmattermuch.Whetherif,whether都可表示“是否”,但if不能引導位于3.Thattheprofessorsaidisofgreatimportance.4.Wherewillthetreesbeplantedhas notbeendecided.Whatthat引導主語從句時無詞義。Whattheprofessorsaid表示“教授所說的”。將will置于trees之后。主語從句要用陳述句語序。3.Thattheprofessorsaidi5.Nomatterwhobreakstherulewill bepunished.6.Whenandwherethemeetingwillbe heldstillremainaquestion.引導讓步狀語從句時二者可互換，但引導名詞性從句時只能用whoever。Whoever主語從句表示單一概念時，謂語要用單數形式。remains5.Nomatterwhobreakstheru7.Whatwereyourproblemsayear agohasnowbecomemine.8.Itwasrequestedthateveryonemade