2019春八年级英语下册 Unit 5 Good manners语法专练课件（新版）牛津版.ppt

Unit5Goodmanners,enoughto的用法1.“be+adj.+enough+todo”结构常用来描述一个人的品质或能力。该结构可以与so.that.句型互换。例如:Heisstrongenoughtocarrytheheavystone.=Heissostrongthathecancarrytheheavystone.他够强壮,以至于能搬起这块很重的石头。2.enough在句中可以作状语、定语和表语。例如:Thehouseisnotbigenoughforus.这房子对我们来说不够大。(作状语)Haveyougotenoughmoney?你有足够的钱吗?(作定语)Sixbottlesshouldbeenough.六瓶应该够了。(作表语),too.to的用法1.too.to意为“太而不能”,该结构表示具有否定意义的结果,否定意义是从too(太,过于)开始的。too后接形容词或副词表示否定的原因,后面的“to+动词原形”表示否定的内容。例如:Thegirlistootiredtowalk.这个女孩太累了,走不动了。2.too.to结构以肯定的形式表达了否定的意义,以简单句的结构表达了复合句的内容,这个结构可转换为so.that.句型,也可以用反义的形容词转换为enoughto结构。例如:Theroomistoosmalltoholdsomanypeople.Theroomissosmallthatitcantholdsomanypeople.Theroomisntbigenoughtoholdsomanypeople.这个房间太小了,容纳不下这么多人。,3.too.to结构中,too后的形容词若修饰单数可数名词,需要加不定冠词a/an,放在形容词之后,名词之前。例如:Thatstoosmallabagtoholdallthesebooks.那个书包太小了,装不下所有这些书。4.too.to结构中不定式前可加逻辑主语,表示动作的执行者,常由for引出。例如:TheMathsproblemistoohardforthemtoworkout.这个数学题太难了,他们算不出来。5.too.to结构和否定词never或not一起使用时,并不表示否定意义。例如:Oneisnevertoooldtolearn.活到老,学到老。,.单项填空(B)1.Heatejustnow.Heisandcanteatanymore.A.enoughfood;enoughfullB.enoughfood;fullenoughC.foodenough;fullenoughD.foodenough;enoughfull(A)2.Theyoungmaniscarrythatheavybag.A.strongenoughtoB.enoughstrongtoC.notstrongenoughD.strongenough,(D)3.Mum,canIhelpyouwiththecleaning?Thankyou,dear.Butyouarenow.Youmustwaittillyouare.A.tooyoung;toooldB.tooyoung;enougholdC.soyoung;enougholdD.tooyoung;oldenough(B)4.HowdoyoulikethefilmKungFuPanda3?ItisexcitingIdliketoseeitagain.A.such;thatB.so;thatC.enough;toD.too;to(A)5.Youshouldbeconfidentenoughaspeechinfrontofmanypeople.A.tomakeB.madeC.makingD.make,.同义句转换,每空一词1.Danielissokindthathealwayshelpshisfriendsinneed.Danieliskindenoughtohelphisfriendsinneed.2.ThegirlwassoluckythatshegotJayChoussignature.ThegirlwasluckyenoughtogetJayChoussignature.3.TheboxissoheavythatIcantcarryit.Theboxistooheavyformetocarry.4.Simonsgrandfatheristoooldtodriveacar.Simonsgrandfatherissooldthathecant