九年级英语全册 Unit 2 I think that mooncakes are delicious Section A4课件.ppt
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1、Unit 2I think that mooncakes are delicious!Wordsreview 幻灯片上单词出现时,同学应迅速读出该单词并说出意思,说不出时,可有5秒钟的现场求救时间(向其他同学),每名同学接受求救不得超过3次。mooncakelanternstrangerrelativeput onpoundsteallay out laydessertgardenadmirewhoevergoddessfolktraditionIknowthattheWaterFestivalisreallyfun.WhatfuntheWaterFestivalis.Iwonderifthe
2、yllhavetheracesagainnextyear.Howfantasticthedragonboatteamswere!IwonderwhetherJuneisagoodtimetovisitHongKong.Howprettythedragonboatswere.IbelievethatAprilisthehottestmonthinThailand.HowdeliciousthefoodisinHongKong.GrammarFocusGrammarFocus1.think/LanternFestival/beautifulIthinkthattheLanternFestivali
3、sbeautiful.2.dontknow/whether/he/comehome/forthefestival_3.believe/WaterFestival/most/fun_4aWritesentencesusingthewordsgiven.Idontknowwhetherhewillcomehomeforthefestival.IbelievethattheWaterFestivalisthemostfun.4.wonder/if/mooncakes/delicious_5.how/exciting/races_6.what/interesting/city_Jennywonders
4、ifthemooncakesaredelicious.Howexcitingtheracesare!Whataninterestingcity(itis)!4bReadthepassagebelowandunderlinetheobjectiveclauses.IfpossiblewriteyourownsentencesaboutMothersDayandFathersDayusingobjectiveclauses.DearXiaYu,DoyouknowthattherearetwospecialdaysforparentsinAmerica?OneisMothersDayonthesec
5、ondSundayofMayandtheotherisFathersDayonthethirdSundayofJune.Onthesetwodays,Americanchildrenoftengivegiftstotheirparentsortakethemoutforlunchordinner.Commongiftsareflowersandcardsformothersandshirtsortiesforfathers.IheardthatitisbecomingmoreandmorepopulartocelebrateMothersDayandFathersDayinChina.Iwon
6、derifchildrenovertherealsogivesimilargiftstotheirparents.Ibelievethattherearemanywaystoshowourlove.Actually,wedonthavetospendalotofmoney.Itisalsoagoodideatohelpparentstodosomethinginstead.JuneObjectiveclause:1.DoyouknowthattherearetwospecialdaysforparentsinAmerica?2.Iheardthatitisbecomingmoreandmore
7、populartocelebrateMothersDayandFathersDayinChina.3.Iwonderifchildrenovertherealsogivesimilargiftstotheirparents.4.Ibelievethattherearemanywaystoshowourlove.Actually,wedonthavetospendalotofmoney.事实上,我们不必花很多钱事实上,我们不必花很多钱。(1)haveto意为意为“必须;不得不必须;不得不”,强调由于强调由于客客(2)观因素主语不得不做某事观因素主语不得不做某事,有人称和时有人称和时态的变态的变(
8、3)化,其后跟化,其后跟动词原形动词原形。(4)Becausehehadnomoney,hehadtodrop(5)outofschool.(6)因为没有钱,他不得不辍学。因为没有钱,他不得不辍学。haveto与与musthaveto:“必须;必须;不得不不得不”,表示,表示客观客观需要需要,有人称、数、时态的变化有人称、数、时态的变化。donthaveto表示表示“不必不必”must:“必须必须;一定一定”表示说话人表示说话人主观主观上的看法上的看法,must只有一种形式只有一种形式。mustnt表示表示“禁止禁止”Youdonthavetotellhimaboutit.你不必把这件事告诉他
9、你不必把这件事告诉他。Youmustnttellhimaboutit.你一定不要把这件事告诉他你一定不要把这件事告诉他。(2)spend动词,意为动词,意为“用,花用,花”,常用句型为,常用句型为spendsometime/money(in)doingsth.花费时间花费时间/钱做某事。钱做某事。spend后接动词的后接动词的-ing。Ispenttwohour(in)readingthenovel.我花了两小时读这篇小说。我花了两小时读这篇小说。Ispent100yuanbuyingthesweater.我花了我花了100元买这件毛衣。元买这件毛衣。4cWhichfestivaldoyoul
10、ikebest?Askyourgroupandreporttotheclass.e.g.Inourgroup,Davidsfavoritefestivalis.HethinksthatInourgroup,DavidsfavoritefestivalisHalloween.HethinksthatonthatdaychildrenwillwearspecialcostumeswithmasktotakepartinHalloweenparty.Andplay“trickortreat”.名词性从句名词性从句nounclause 主语从句主语从句subjectclause 宾语从句宾语从句obj
11、ectclause 表语从句表语从句predicativeclause 同位语从句同位语从句appositiveclause试比较:试比较:We know him We know he likes English.主主s s主主s s谓谓v v谓谓v v宾宾o o宾宾o o宾语从句就是用一个句子来构成主句的宾语宾语从句就是用一个句子来构成主句的宾语 主主s s谓谓v v宾宾o o简单句简单句复合句复合句Do you know who is the first Chinese astronaut(宇航员宇航员)?Our teacher told us that the earth goes ar
12、ound the sun.Please tell me where she has gone.I dont know if he will come tonight.Lets find out whats on tonight.Find out the Object Clauses注:注:that在句中在句中无词汇意义无词汇意义,在从句中,在从句中不不能充当成分能充当成分,在口语当中往往省略。,在口语当中往往省略。e.g.1.Ihear(that)hewillbebackinanhour.2.Hesaid(that)hemissedusverymuch.1.由从属连词由从属连词that引导的宾
13、语从句引导的宾语从句2.由从属连词由从属连词whether,if引导的宾语从句引导的宾语从句Iwanttoknowif/whethersheisright.TheydidntknowwhetherTomcouldcomebackornot.if/whether引导宾语从句引导宾语从句表示表示“是否是否”if/whether可互换可互换,但但whetherornot为为固定搭配固定搭配.3.由连接代词由连接代词Who,whom,whose,which,what和连接副词和连接副词where,how,why,when引导引导的宾语从句的宾语从句e.g.1.Doyouknowwhosebookiti
14、s?2.Pleasetellmewhenwellhaveameeting.3.Couldyoutellmewhythetrainislate?4.Heaskedwhocouldanswerthequestion.当当主句主句是是一般现在一般现在时,宾语从句的时态时,宾语从句的时态不作限制不作限制,我们可以根据句子的意思来使,我们可以根据句子的意思来使用需要的任何一种时态。用需要的任何一种时态。I hear(that)Jim went to work an hour ago.he is interested in English.she will come tomorrow.Tom has be
15、en to London twice.He will go to Hong Kong.He is sick.He is reading a book.He has finished his work.He saidHe had finished his work.He would go to Hong Kong.He was sick.He was reading a book.当当主句是一般过去时主句是一般过去时的时候,宾语从的时候,宾语从句必须运用相应的句必须运用相应的过去的某一种时态过去的某一种时态,从而达到主句和从句的相互一致。从而达到主句和从句的相互一致。the sun is muc
16、h bigger than the moon.Summer is after Spring.the earth moves around the sun.He told me(that)We kmew(that)The teacher told us(that)当宾语从句说明的是当宾语从句说明的是客观存在的事实客观存在的事实或者是客观存在的真理或者是客观存在的真理时,就不用受到时,就不用受到主句时态的限制,主句时态的限制,仍是用一般现在时态仍是用一般现在时态。主句时态主句时态从句时态从句时态一般现在时、一般一般现在时、一般将来时、祈使句时将来时、祈使句时 根据句意的需要用任意一根据句意的需要用
17、任意一种时态种时态 一般过去时一般过去时 与原句相对应的过去的时与原句相对应的过去的时态态 客观事实、真理、客观事实、真理、自然现象、名言警自然现象、名言警句、谚语等句、谚语等 一律用一般现在时一律用一般现在时 Danny says that he will learn English.Do you know where he came from?Please tell me how I can get to the bus station.无论主句是陈述句还是疑问句,宾语从句都无论主句是陈述句还是疑问句,宾语从句都是运用陈述句的语序,即是是运用陈述句的语序,即是“主语在前,谓主语在前,谓语在
18、后语在后”的顺序。的顺序。宾宾语语从从句句三三要要素素引导词引导词thatthat+陈述句陈述句 ififwhetherwhether+一般疑问句一般疑问句 特殊疑问词特殊疑问词+特殊疑问句特殊疑问句时态时态主句为一般现在时主句为一般现在时从句可为任何时态从句可为任何时态主句为一般过去时主句为一般过去时从句从句一般过去时一般过去时过去将来时过去将来时过去进行时过去进行时过去完成时过去完成时语序语序宾语从句的语序都为陈述句语序宾语从句的语序都为陈述句语序客观真理时态不变客观真理时态不变He asked Why are you so happy?Whyyouweresohappy?AmItalle
19、rthanyou?if/whetherHeaskedHe taller than them.was1.Tom said.He is reading a book.2.He asks me.Are they playing a game?3.Where is the hospital?He told me.4.Who bought the pen?He wondered.Tom said that he was reading a book.He asks me if/whether they are playing a game.He told me Where the Hospital wa
20、s.Hewonderedwhoboughtthepen.注意:特殊疑问词在句中作主语,变为宾注意:特殊疑问词在句中作主语,变为宾语从句时语序不变(时态应作相应变化)。语从句时语序不变(时态应作相应变化)。Whocananswerthequestion?TheteacheraskedTheteacheraskedwhocouldanswerthequestionWhatswrong?Whatsthematter?Whatshappening?Whathappened?Eg:Idontknowwhatsthematter.1.Theradiosaysit_cloudytomorrow.(be)2.
21、Theheadmasterhopeseverything_well.(go)3.Tomsaysthatthey_(play)basketballatsixoclockyesterdayevening.4.Ihearthey_(return)italready.Exercises5.Hesaidthatthey_membersofthePartysince1948.(be)6.Heaskedwhatthey_ateightlastnight.(do)7.Theteachertoldhisclassthatlight_fasterthansound.(travel)8.Ithinkyou_abou
22、ttherelayracenow.(talk)9.Ididntknowwhomtheletters_from.(be)1.Idontknow_Illbefreetomorrow.2.Idontknow_ornotIllbefreetomorrow.3.Thequestionis_thisbookisworthwriting.whether/ifwhetherwhether用用if 或或whether 填空填空1).whether和和if都可以引导宾语从句都可以引导宾语从句eg:Idontknowwhetherornothewillcome.注意:如果注意:如果ornot放在放在whether所
23、引导的从句所引导的从句句尾,则可以用句尾,则可以用if来替换。来替换。Idontknowwhether/ifhewillcomeornot.eg:IworryaboutwhetherIhurtherfeeling.2.注意注意whether和和if的使用区别的使用区别a.当当whether后紧跟后紧跟ornot时时,不用不用if.b.介词介词后面的宾语从句不能用后面的宾语从句不能用if.HeaskedmewhetherIwantedtogotherebytrainorbybus.他问我是想乘火车还是坐公共汽车去那里。他问我是想乘火车还是坐公共汽车去那里。注:注:whether和和or一起还有一
24、起还有“不管不管”之意之意,引引导让步状语从句。导让步状语从句。Whetherhedrivesortakesthetrain,hewillbehereontime.不管开车来还是乘火车来,他都会准时到。不管开车来还是乘火车来,他都会准时到。c.在在强调任意选择强调任意选择时时,用用whetheror,此时不用此时不用if替换替换whether。e.g.WhetherhewillcomeIamnotsure.e.g.HeaskedmewhetherIdmovetoNewYorkifIgotthejob.d.虽引导宾语从句,但为了强调虽引导宾语从句,但为了强调宾语宾语部分,部分,也可把也可把从句放
25、在句首从句放在句首,此时只用,此时只用whether不不用用if。e.句子中有句子中有if引导的条件句引导的条件句,如再有表示,如再有表示“是是否否”的宾语从句,用的宾语从句,用whether不用不用if。Pleaseletmeknowifyouneedhelp.如果你需要帮助请告诉我。如果你需要帮助请告诉我。或:请告诉我你是否需要帮助。对比:或:请告诉我你是否需要帮助。对比:Pleaseletmeknowwhetheryouneedhelp.请告诉我你是否需要帮助。请告诉我你是否需要帮助。Idontknowifitwontraintomorrow.我不知道明天是不是会下雨。我不知道明天是不是
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