冀教八下英语Unit 8《Lesson 1》课件

Lesson1Unit8Naturaldisasters1Doyouknowthesenaturaldisasters?Matchthepictureswiththewords.AfloodBtyphoonCvolcaniceruptionDearthquakeEdroughtFwildfireCBEFAD2Listentotheconversationandcompletethetable.MrGreen:Class,whatdoyouknowaboutnaturaldisasterslikeearthquakes,typhoons,floods,andwildfires?Jenny:Theyareverypowerfulanddangerous.MrGreen:That’sright.Whenitcomestoearthquakes,whatshouldpeopledotostaysafe?Brian:Ifanearthquakehappens,weshouldstaycalm,andquicklyfindsheltertoprotectourselvesfromfallingobjects.MrGreen:Greatadvice!Andwhatabouttyphoons?Howcanweprepareforthem?protectsb.from...保护某人免受……的伤害Peter:Fortyphoons,weshouldstayindoors,awayfromwindowsandfromanydangerousobjectsoutside.Weshouldshutallwindowsanddoors.长难句分析：该句为简单句。Fortyphoons为介词短语作状语；主语是we；谓语是shouldstay；indoors为地点副词作状语；并列短语awayfromwindows和(away)fromanydangerousobjectsoutside作状语，用于补充说明stay的状态要求，其中outside是副词，在句中是后置定语，修饰dangerousobjects。MrGreen:Goodpoints.Now,let’stalkaboutfloods.Whatactionsshouldwetakeduringaflood?Tom:Weshouldgotohigherground.Nevertrytowalkordrivethroughfloodwaters.Theycanbedangerous.Youdon’tknowwhatwillhappen!指洪水中实际覆盖地面的水体MrGreen:Absolutely.Finally,let’sdiscusswildfires.Theycanbestartedbyhumansorlightning.Whatshouldwedoifweseeawildfire?Mary:Ifthereisawildfirenearby,weshoulddowhatauthoritiesadviseandgetawayifnecessary.Weshouldtrynottobreatheinthesmoke.Itcanhurtourthroatsandlungs.长难句分析：该句为复合句。Ifthereisawildfirenearby为条件状语从句；主句中，we是主语，shoulddo和(should)getaway为并列谓语，由and连接；whatauthoritiesadvise作do的宾语；ifnecessary为省略的条件状语从句，完整形式为ifitisnecessary，补充说明getaway的前提条件。MrGreen:Thosearehelpfultipsforstayingsafeduringnaturaldisasters.It’simportanttobepreparedandknowhowtoprotectourselves.Let’srememberthesestepsandletothersknow,too.NaturaldisastersTipsfordealingwithdisastersEarthquakeTyphoonWeshouldstaycalm,andquicklyfindsheltertoprotectourselvesfromfallingobjects.Weshouldstayindoors,awayfromwindowsandfromanydangerousobjectsoutside.Weshouldshutallwindowsanddoors.NaturaldisastersTipsfordealingwithdisastersFloodWildfireWeshouldgotohigherground.Nevertrytowalkordrivethroughfloodwaters.Weshoulddowhatauthoritiesadviseandgetawayifnecessary.Weshouldtrynottobreatheinthesmoke.WhatisMrGreen’sMAINpurposeinhavingthisclassdiscussion?A.Tocheckifstudentsrememberfactsaboutdisasters.B.Togivehomeworkaboutemergencybags.C.Tohelptheclasslearnaboutstayingsafetogether.D.Tofindstudentvolunteersforrescuework.C3Listentothedialogueandwritetrue(T)orfalse(F).MsLiuistalkingaboutnaturaldisasterswiththeclass.ATyphoonsarehugestormswithstrongwindsandheavyrain.()BFloodsmaybetheresultoftyphoons.()CWildfiresusuallystartfromdryweatherandheat.()4Workinpairs.Makeupaconversationaboutanaturaldisasteryouexperiencedorheardabout.A:Whatnaturaldisasterhaveyoueverexperiencedorheardabout?B:Well,Ionceexperiencedatyphooninmyhometown.A:Really?Whatdidyoudotostaysafe?...1powerful/'paʊəfl/adj.力量大的(教材P100)·Theelephantisapowerfulanimalthatcancarryheavyloads.大象是力量强大的动物，能搬运重物。·Mydadboughtapowerfulcomputertohelpwithhiswork.我爸爸买了一台功能强大的电脑来辅助工作。探究一核心单词powerful强调“具有强大力量、能量或影响力的”，可用于描述物体、自然现象、人或组织等。相关词汇：powern.力量；权力powerfullyadv.强烈地；强大地2shut/ʃʌt/v.关闭；(使)关门adj.关闭；停业·Remembertoshutthewindowbeforeyouleavetheroom.离开房间前记得关上窗户。·Thestoreshutsat9p.m.everyday.这家商店每天晚上9点关门。·Therestauranthasbeenshutforrenovationssincelastweek.这家餐厅从上周起停业装修了。shut一词多义：(1)

作动词时，shut可表示“关闭；(使)关门”，过去式和过去分词均为shut。(2)

作形容词时，shut常用于“beshut”结构，表示“关闭；停业”。常见搭配：(1)shutthedoor/window关上门/窗(2)

shutdown(使)(系统、大型设备)停止运转；(机构、企业)关闭(3)

shutoff切断煤气(或水等)的供应；停止供应煤气(或水等)；关闭机器3advise/əd'vaɪz/v.建议；劝告(教材P101)·Myteacheradvisedmetoreadmorebookstoimprovewritingskills.我的老师建议我多读书以提高写作能力。·Thedoctoradvisedhimagainststayinguplateeveryday.医生劝告他不要每天熬夜。·Weadvisedthatshe(should)takeabreakbeforetheexam.我们建议她考试前休息一下。advise动词，意为“建议；劝告”。常见用法：(1)

advisesb.todosth.建议某人做某事，后接不定式作宾补；(2)advisedoingsth.建议做某事；(3)advisesb.against(doing)sth.劝告某人不要做某事；(4)

advise+that从句，从句用虚拟语气，谓语为“should+动词原形”，should可省略。相关词汇：advice不可数名词，意为“建议”，需搭配量词使用，例如：apieceofadvice一条建议。Whenitcomestoearthquakes,whatshouldpeopledotostaysafe?说到地震，人们为了保证安全应该怎么做？(教材P100)分析结构：此句是含时间状语从句的特殊疑问句，结构为“时间状语从句(Whenitcomesto+名词/动名词)，特殊疑问句(特殊疑问词what+情态动词+主语+谓语+其他)？”。探究二核心句式·Whenitcomestomath,howdoyousolvedifficultproblems?说到数学，你如何解决难题？·Whenitcomestore