Unit 3 Using Language 2 课件-2022-2023学年高二英语同步课件（人教版2019选择性必修第二册）

Unit3UNIT3FOODANDCULTUREWriteaboutahealthydietToreadapassageabouthealthyeatingforwriting.Tolearntowriteaboutahealthydiet.Tolearnsomeimportantwordsandsentencepatterns.Ahealthydietcerealvegetablesfruitmeat…Workinpairsandcompareyourideasaboutahealthydiet.Answerthequestions.1.Whatisapointinapassage?2.Whatkindofinformationisadetail?3.Whatistherelationshipbetweenapointandadetail?Thewriter’sopinionorthemainidea.Afactorfeatureaboutsomething.Adetailisusedtosupportapoint.Readthepassageandthenmatchthesubheadingswiththeparagraphs.Paragraph1Paragraph2Paragraph3Paragraph4Paragraph5A.SlowEatingisGoodB.ReducingSweetsisKeyC.TheRealKillerisSugarD.TheWayYouLookatFoodisMostImportantE.KeepItFreshandBalancedReadthepassageagainandchoosethebestanswers.1.Accordingtothepassage,whatisthebiggestkillerofheart?A.Fattyfood. B.Toomuchsugar.C.Fruitandvegetables. D.Animals’meat.2.Whatdietshouldweeatifwewanttokeephealthy?A.Sugarandfat. B.DairyproductsC.Abalanceddiet. D.Processedfoods3.Whatisthemainpurposeofthepassage?A.Tointroduceanewdiettopeople.B.Toanalysethecompositionoffood.C.Toexplaintheeffectofsweetonhealth.D.Totellreaderswhatisahealthydiet.4.Whereisthistextmostlikelyfrom?A.Anovel. B.Aguidebook.C.Adiary. D.Amagazine.1.Whatarethekeydetailsthatsupporteachpoint?A.Therealdriverofpoorhealthisnotsomuchfattyfood,asitissugar.

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_________________________________________________InAmerica,peoplewhoreceive25%oftheirdailycaloriesormorethroughsugararetwiceaslikelytodiefromheartdiseasethanpeoplewhoreceivelessthan10%aday.Studythelanguageandstructure.B.Muchofthisextrasugarcomesfromsweetsandsweetdrinks.

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____________________________________________________C.Youcankeephealthybyconsumingdifferentcategoriesoffreshfood...ratherthanprocessedfoods.

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_______________________________________________2Processedfoodsoftencontainlessnutrition,andhavehigherquantitiesofsugar,salt,andfatthanfreshingredients.TheaverageAmericangets1/3of

hisorhersugarthroughsweetdrinksalone.1Fruitandvegetablesarefullofvitaminsandfibre.D.Afundamentalkeytohealthyeatingistoeatslowly.

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___________________________________________________1Peoplewhochewtooquicklyendupeatingtoomuchfoodbecausetheystillfeelhungry.2Eatingslowlyalsoallowsyourbodytodigestyourfoodbetter,andwillallowyoutoenjoyyourfoodmore.2.Underlinethelinkingwordsinthepassagethatintroduceanotherwayofsayingwhatwasalreadymentionedintheprevioussentence.putmoresimply(简而言之)inotherwords(换句话说)whatthismeansisthat(这意味着)3.Circlethelinkingwordsinthepassagewhichshowthatcontrastingideasarebeingintroduced.howeverwhileratherthan(而不是)rather(恰恰相反;而是)1.Thisistrueregardlessofhowhealthytherestoftheirdietmightbe.

这是真的,不管他们的饮食其余部分有多健康。

regardlessof:inspiteoforpayingnoattentiontosb/sth不管;不顾(侧重指不计后果和代价)

egThelawrequiresequaltreatmentforall,regardlessofrace,religion,orsex.

Hecontinuedspeaking,regardlessofmyfeelingsonthematter.regardless

of强调不认为……重要,从而不加以重视或考虑;其后可接whether,what等引导的从句despite/in

spite

of意为“尽管……但是”；其后一般接名词、代词或动词-ing形式，不接从句。regardless

of,despite&in

spite

of

【语境应用】完成句子。1)______________heisrightorwrong,wehavetofollowhisdecision.

无论他是对还是错,我们必须遵守他的决定。2)___________________thepreviousroundsoftalks,noagreementhasbeenreachedsofarbythetwosides.虽然经过了先前几轮的谈判，但是到目前为止，双方没有达成共识。RegardlessofDespite/Inspiteof2.…,whicharefullofvitaminsandfibre,

ratherthanprocessedfoods.

……,它们富含维生素和纤维,而不是加工食品。

ratherthan:andnot而不是

morewillingly…than;insteadof宁可……也不

eg

IthinkI’llhaveacolddrinkratherthancoffee.

Thedictatorreliedonabuseofhisopponentsratherthanonsoundreasoning．【点拨】ratherthan表示客观事实,它连接的并列成分可以是名词、代词、形容词、介词(短语)、动词-ing形式、分词、不定式、动词等。ratherthan后接不定式时,不定式可以带to,也可以不带to。但ratherthan位于句首时,则只能接不带to的不定式。【归纳】1)doAratherthandoB=ratherthandoB,sb.doesA某人不做B却做A2)AratherthanB

是A而不是B3)wouldratherdoAthandoB=woulddoAratherthandoB宁可做A而不做B4)prefertodoAratherthandoB

比起做B更喜欢做A5)wouldrathersb.did/haddonesth.宁愿某人做某事【语境应用】英汉互译。1)

我想我要喝冷饮而不是咖啡。IthinkI’llhaveacolddrinkratherthancoffee.2)

杰克选择了离开而不是制造麻烦。Jackchosetoleaveratherthan(to)causetrouble.3)Iprefertowaitratherthangoatonce.

我宁愿等待也不愿立刻就去。3.Processedfoodsoftencontainlessnutrition,andhavehigherquantitiesofsugar,salt,andfatthanfreshingredients.

加工食品通常含有较少的营养,并且比新鲜原料含有更多的糖、盐和脂肪。quantityn.theamountornumberofamaterialorimmaterialthingnotusuallyestimatedbyspatialmeasurement数量;数额

egCheapgoodsareavailable,butnotinsufficientquantitiestosatisfydemand.【归纳】inquantity/inlargequantities

大量地alargequantityof/largequantitiesof

大量的alargequantityof和largequantitiesof

既可修饰可数名词，也可修饰不可数名词“a(large)quantityof+不可数名词”作主语时，谓语动词用单数“(large)quantitiesof+可数或不可数名词”作主语，谓语动词都用复数【语境应用】完成句子。1)It’salotcheaperifyou

buy

it

________quantity.2)Alargequantityofbeer___________(sell)yesterday.3)Largequantitiesoffood__________(waste)becauseofthewayitlooks.wassoldarewastedinUsewhatyouhavelearnttowriteanessayaboutyourowndiet.1.Writedowneverythingyouateanddrankoverthelastthreedays.YourdietWhatyouate……Whatyoudrank……Day1:milk,pancake,eggs,rice,fish,cabbages,tomatosoup,steamedbunDay2:coffee,bread,eggs,oranges,pork,onions,tofusoup,noodlesDay3:eggs,porridge,shaomai,apples,jiaozi,kelpsoup,lamb,salad2.Comparewhatyouhavehadoverthelastthreedayswiththeadvicewritteninthearticle,andanyfactsaboutdietandnutritionthatyouknowtobetrue.Maketwolists:EatinghabitsAlistofyourgoodeatinghabits……Alistofyourbadeatinghabits……Goodhabits:Ieatavarietyofthings.Badhabits:Igetbusyandsometimesforgettoeat,andthenwhenIeatItendtoeatquickly,suchasbreadoranorange.Also,Iamalreadyonadiet,butthisistheholidayseason,sopeoplekeepgivingmesweets.BecauseIambusyandhungry,insteadofsayingnotothesweets,Ieatthem.3.Ifyouhavebadeatinghabits,makealistofthingsyoucandotogetridofthem.badeatinghabitseattoomucheattoofasteattoohotfoodeattoosweetfoodeattoosaltyfoodbadeatingposture4.Useyournotestowriteyouressay.Youcanstartlikethis:Overall,IthinkIhavehealthy/unhealthyeatinghabits.AsforthethingsthatIamdoingright,...Still,Ishouldimprovemyeatinghabitsby...与健康饮食相关的表达thebenefitsofvegetables

蔬菜的好处anutritionallybalanceddiet

营养均衡的饮食payattentiontothequalityoffood

注意食物的质量helpyoudigestbetter

有助于消化getenoughvitaminCandprotein

摄入充足的维生素C和蛋白质geneticallymodifiedfood

转基因食品greenfood

绿色食品organicvegetables

有机蔬菜Freshfruitscanprovidelotsoffibreandvitamins.新鲜的水果可以提供大量纤维素和维生素。Vegetablesarelowinfatandcalories.蔬菜的脂肪含量和热量都很低。Beancurdisnowregardedasahealthfuldiet.

豆腐现在被认为是健康的食物。Itisimportanttochooseenjoyableandnutritiousfood.

选择好吃且有营养的食物很重要。Agoodgeneraldietshouldincludeplentyoffreshvegetables.

良好的日常饮食应该包括大量的新鲜蔬菜。Vegetablescontainmineralswhichcanhelpkeepbonesandteethhealthy.

蔬菜含有矿物质,有利于骨骼和牙齿的健康。Don’tskipbreakfast.

不要不吃早餐。Eatingcarrotsbenefitsyoureyesight.

吃胡萝卜对视力有好处。Overall,IthinkIhavehealthyeatinghabits.AsforthethingsthatIamdoingright,Iameatingavarietyofhealthyfoodsandtryingtoeatfreshfoodasmuchaspossible.AfternotingdownwhatIhaveeatenoverthelastthreedays,Icanseelotsofhealthyandnutritiousthingsonthelist,suchasfish,eggs,fruit,andsalad.Putsimply,mostofmydietcontainsfoodthatisgoodformybody.ThefruitandvegetablesthatIeatarefullofvitaminsandminerals.Andtheycontainmuchmorenutritionthanprocessedfoods.Freshfoodisalsolowerinsugar,salt,andfat.However,Idohavesomebadeatinghabits.TherearesomefoodsthatIshouldnoteattoomuchof.Forexample,riceandbreadarehealthy,buteatingtoomuchcancreatetoomuchunusedenergyandcauseyoutogainweightandfeeltired.Ialsoreallylikeeatingpre-madesteamedbunsandtomatosoupfromthestore,butInowknowtheycontainfartoomuchsugar,salt,andfat.Also,sometypesofmeatcontainalotoffat,soIshouldbecarefulwithhowmuchIconsume.ThesamegoesforthepancakesIbuyonthestreet.Theyaredelicious,buttheyarebynomeanshealthy,andIshouldbecarefulwithhowoftenIconsumethem.Inadditiontotheabove,Ialsosometimesfindmyselftoobusyandforgettoeat.Ialsohaveahardtimerefusingsweetsfromothers,eventhoughIknowtheyarebadforme.Ishouldimprovemybadeatinghabitsbyalwaystakingthetimetoeat,evenifI’mbusy.IshouldhavesettimeseverydaywhenIstopworkingandjusteat.IcouldpreparesomehealthydishesinadvancethatIcaneatwhenI’mtoobusy,becausethiswil