Unit+1+Food+matters+Grammar+and+usage+高中英语译林版（2020）选择性必修第一册+

GrammarandusageUnit1FoodMattersCONTENTSPART01教学目标展示PART04语法规则应用PART03语法规则归纳PART02语法规则探究PART01教学目标展示1.学生能够在语篇中观察、探究并自主归纳动词不定式的基本用法。2.学生能够在新的语境中正确使用动词不定式并完成写作。PART02语法规则探究ReadthepassageonPage6anddrawamindmap.Inthepast：helikedtoeatattherestaurantThen：hefoundacookingappInthelastfewweeks：hecookedathomereasons？wanttotrynewonesandtalkwithfriendsfunctions？havemanyrecipesanddetailedinstructionsBenefits?cheapandhealthycooksomethingfavouriteDiscussion：Trytofindsentencesthat"toinfinitive"actsassubjectandpredicativeofonesentence!To-infinitivesassubjects：Toeatout

wasalsoasocialactivity,allowingmetoenhancetherelationshipwithmyfriends.WhenIpickedapopularrecipeandgaveitatry,Idiscoveredthatitwasnotthatdifficult

tomake

asimpleandtastydish.Discussion：Trytofindsentencesthat"toinfinitive"actsassubjectandpredicativeofonesentence!To-infinitivesaspredicativesNotthatlongago,myfirstthoughtatmealtimeswastoeatatarestaurant.Myplanistoinvite

myfriendsoverattheweekendtoshowthemmynew-foundskills.CouldyoutellmehowtodescribethisGrammar!?Questionforyou!Whentheto-infinitiveisusedasasubject,weusuallyusethepreparatorysubjectitatthebeginningofthesentence.Theto-infinitivecanalsobeusedasapredicative.Itusuallycomesaftertheverbpreposition.

Trytofindthefunctionoftheto-infinitiveinthesesentences!1.Toeatoutwasalsoasocialactivity,allowingme

toenhance

therelationshipwithmyfriends.2.Thereareavarietyofrecipesontheapp

tochoosefrom.3.Myplanistoinvitemyfriendsoverattheweekendtoshow

themmynew-foundskills.宾语补足语定语目的状语PART03语法规则归纳语法规则总结：一、动词不定式作主语的用法1.todo不定式作主语时，常位于句首。如：Toseeistobelieve.2.当todo不定式过长时，用it作形式主语，并置于句首。避免此句话头重脚轻，从而使句子保持平衡。如：It'sdifficultformetoworkouttheproblem.3.todo不定式可与特殊疑问词how、what、when、where、which、who、why...连用。该形式作主语时，谓语用单数形式。例句：Whentogohasnotbeendecided.4.it作形式主语时，句中可以用形容词和名词作表语。（1）用形容词作表语：It'simportantforustokeepthewaterclean.It'sverykindofyoutohelpme！（2）用名词作表语：Itisagreatfuntoflytotakepartinit!（3）固定句型补充：Ittakessbsometime/moneytodosth.语法规则总结：语法规则总结：二、动词不定式作表语的用法1.todo不定式作表语，表示主语的目的或解释主语的内容。例句：Thenextquestionistofindoutthemainideaofthispassage.2.todo不定式作表语，有被动形式。也可用主动形式表示被动意义。如：Sheistoblamefortheerror！3.todo不定式作表语时，若主语中含有实义动词do，表语中to可省略。如：Whatwecandonowis(to)waithere.PART04语法规则应用单句语法填空：1.It'sfoolish____himtomakesuchmistakes.2.It'sdangerous____youtoswimalone.3.It'sverydifficult____ustoclimbthemountain.4._________(be)kindtotheenemyistobecrueltothepeople.5.WhatIwouldsuggestis_________(put)offthemeeting.offorforTobetoput语法填空-句法层面练习微写作：翻译句子。1.和他一起玩游戏很好。2.好好学习对你来说很重要。3.紧急情况时，保持冷静很必要。Itisnicetoplaygameswiththem.It'simportantforyoutoworkhard.It'snecessarytokeepcalmintheemergentcondition.语法填空-句子层面练习语法填空-语篇层面练习Aslongasyouarenotafraidofheights,youwillbeimpressedbySkyBuffet,thelatestrestaurantinthecitycentre.(1)

(locate)atthetopofTower88,itgivesyouanamazingviewofthebay.Betterstill,itsentireseatingareaturnsslowlyanditisenjoyable(2)

(see)thesceneryoutsidewhilehavingyourmeal.LocatedtoseeTheatmosphereislivelyandmodern,withitswalls(5)

(paint)whiteandlightblue.SkyBuffetservesamenufullofeye-catchingAsiandishes,(6)

(range)fromChinesefoodtoJapanesefood.Itwillbeagoodidea(7)

(invite)yourfamilyandfriendsoverfordinner.SkyBuffetisconsider