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1、Unit6Whenwasitinvented?SectionB(1a—1e)Ⅰ.选词填空crispy,sweet,salty,sour1.Ilikeeatingice-cream.Ittastes__________.2.Thesoupisn’t__________enough.Let’saddsomemoresalttoit.3.Lemonsareakindof__________fruit.4.Potatochipsarereally__________andsalty.答案:1.sweet2.salty3.sour4.crisp
2、y新知预测Ⅱ.句型填词1.薯片是无意中被发明的。Potatochips________________________________________.2.薯片是一个名叫乔治·克拉姆的厨师发明的。Potatochips______________________________achef__________GeorgeCrum.3.顾客认为土豆不够薄。Thecustomerthoughtthepotatoeswerenot________________.答案:1.wereinventedbymistake2.wereinvented
3、by;called3.thinenoughThereistoomuchsaltinthesoup.It’stoosalty.____________________________________答案:salt是名词,在其后+y,变为形容词salty,意为“咸的”。探究学习1.saltyadj.咸的【语境领悟】*Thecustomersaidtheywerenotsaltyenough.顾客说它们不够咸。*Youputtoomuchsaltinthesoupandit’stoosalty.你在汤里放的盐太多,它太咸了。课本要点点拨【自
4、主归纳】salty的用法salty为形容词,意为“咸的,含盐的”,是由“名词salt+-y”构成的形容词。【归纳拓展】“名词+-y”构成的形容词在英语中,很多名词后加-y可以构成形容词。例如:cloud—cloudy,wind—windy,rain—rainy,sleep—sleepy等。【学以致用】①—Isthedish__________(salt)enough?—Yes,itis.②—What’stheweatherlikeinShanghaitoday?—It’s__________(wind).答案:①salty②windy
5、2.bymistake错误地;无意中【语境领悟】*Potatochipswereinventedbymistake.薯片是无意中被发明的。*Sallydeletedanimportantfilebymistakejustnow.萨莉刚才误删了一份重要的文件。【自主归纳】bymistake的用法bymistake意为“错误地;无意中”,是介词短语,常在句中作状语。【归纳拓展】由mistake构成的其他短语(1)makeamistake/makemistakes意为“犯错;出错”,是动词短语,表示“在某方面犯错”用介词in。Ioftenm
6、akemistakesingrammar.我常在语法方面出错。(2)mistake...for...把……错认成……ImistookLilyforLucyyesterday.昨天我错把莉莉当成了露西。【学以致用】①我错拿了你的钢笔。Itookyourpen____________________.②别再出错了。Don’t____________________anymore.答案:①bymistake②makemistakes3.intheend最后【语境领悟】*Thecustomerwashappyintheend.顾客最后很高兴。
7、*Hetriedmanytimes,andfinallysucceeded.他实验多次,最后成功了。*AtlastIobtainedmywish.我的愿望终于实现了。*Intheend,WangPinggottothevillage.最后王萍到达了那个村庄。【自主归纳】intheend的用法(1)intheend意为“最后;终于”,相当于finally或atlast,在句中作状语。(2)intheend是一个独立的短语,不与of连用,可放在句末,也可置于句首,此时常用逗号与句子分开。【归纳拓展】由end构成的其他短语(1)atthee
8、ndof意为“在……终点;在……结束时”,后接表示地点或时间的名词。Walkalongthestreetandyou’llfindthehospitalattheendofthestreet.沿这条街往前走,在街的尽头你
