Unit 1 Section B 2b -selfcheck 课件 2022-2023学年人教版八年级英语下册

WelcomeUnit1What’sthematter?SectionB2b-selfcheck知识点讲解归纳AronRalstonisanAmericanmanwhoisinterestedinmountainclimbing.Asamountainclimber,Aronisusedtotakingrisks.Thisisoneoftheexcitingthingsaboutdoingdangeroussports.ThereweremanytimeswhenAronalmostlosthislifebecauseofaccidents.OnApril26,2003,hefoundhimselfinaverydangeroussituationwhenclimbinginUtah.1.climbern.登山者，攀登者climbv.攀登，爬AronRalstomisamoutainclimber

who

isinterestedinmountainclimbling.

登山者

对…感兴趣

爬山（活动）阿伦·罗尔斯顿是一名登山者，他对爬山感兴趣。对.....感兴趣2.①beusedto=getusedto习惯于…，适应于

be可用get替换to是介词，后面跟n./pron.v-ing形式

Heisusedtohardword.他习惯于艰苦的工作。

Sheisusedtogettingupearly.她习惯于早起。

Sheisn’tusedtolivinginthecity.她不习惯于居住在城市。

②beusedtodosth.被用来干…

Theknifeisusedtocutbread.这把刀用来切面包。

③beusedforsth用于…

fordoingsth=beusedtodosth被用来干

Thewoodisusedformakingpaper.木头是用来造纸的。

④usedtodosth过去常常干某事

Iusedtostayuplate.我过去常常熬夜。

MariausedtowatchTV,butnowsheisusedtolistening

tomusic.3.riskn./v.危险，风险，冒险

→risky(adj.)有危险的，冒险的

①takerisks=takearisk冒险

Asamountainclimber,Aronisusedtotakingrisks.

作为一名登山者，阿伦习惯于冒险。

②atrisks/atarisk处于危险中→（强调对以后的影响）

indanger在危险中，有…的危险→（强调现在的处境）

Youcan’tgetriskwithouttakingrisks.人不冒险不富。

③risktodosth准备为做某事冒险riskdoing冒险做某事（进行中）4.ThereweremanytimeswhenAronalmostlosthislifebecauseofaccidents.

有许多次，阿伦因为意外事故几乎失去生命。

accidentn.（交通）事故，意外遭遇

①acaraccident车祸

②atrafficaccident一次交通事故

③byaccident偶然，意外地

Wemetbyaccidentattheairport.我们在机场不期而遇。5.losehislife失去生命（loselostlost)①loseone’sheart失去信心②getlost迷路6.7.situationn. 情况，状况HefoundhimselfinaverydangeroussituationwhenclimbinginUtah.在爬犹他州的时候，他发现他自己在一个非常危险的状况中。①specialsituation特殊情况②practicalsituation实际情况becauseof介词短语+名词、代词、v-ingIdidn’tgobecauseoftherainbecause连词引导原因状语从句Hedidn’tcometoschoolbecausehewasill.Onthatday,Aron’sarmwascaughtundera360-kilorockthatfellonhimwhenhe

wasclimbingbyhimselfinthemountains.Becausehecouldnotfreehisarm,hestayedthereforfivedaysandhopedthatsomeonewouldfindhim.8.kilon.公斤，千克onekilo一千克twokilos两千克复合形容词（靠）他自己9.rockn.岩石n.摇滚乐

a360-kilorock一块360千克的岩石10.free①在此处为及物动词，“使自由，释放”

②adj.空闲的，免费的，自由的Areyoufreetomorrow?你明天有空吗？Butwhenhiswaterranout,heknewthathewouldhavetodosomethingtosavehisownlife.Hewasnotreadytodiethatday.Soheusedhisknifetocutoffhalfhisrightarm.11.①runoutofsth.用尽…；耗尽…（主语是人，of后必须加宾语）

Irunoutofmymoney.我用完了我的钱。

②runout不跟宾语（主语通常是时间、金钱、食物等无生命的名词）表“用尽，

耗尽，把东西用完，花光”Mymoneyranout.=beuseduprunoutof=useup12.saveone’slife意为“挽救某人的生命”

save①拯救，挽救②节约③保存13.bereadytodosth准备好做某事；愿意做某事 Wearereadytoanswerthequestions.拓展：bereadyfor意为“为.....做准备”Hewasreadyfordeath.14.usesthtodosth“用某物做某事“Iuseaknifetocutapples.15.cutoff“切除，切断”动副短语cutdown砍到，减少cutup切碎cutin插嘴，插入cutout删掉，

Then,withhisleftarm,hebandagedhimselfsothathewouldnotlosetoomuchblood.Afterthat,heclimbeddownthemountaintofindhelp.16.辨析：with与in两者都可以用作介词，意为“用”。

with+工具名称、身体部位Theyeatwithforks.in+语言、声音、材料等Hetalkedtoherinalowvoice.17.sothat用法意为“目的是，为了”=inorderthatShegotupearly,sothatshecouldcatchtheearlybus.Afterlosinghisarm,hewroteabookcalledBetweenaRockandaHardPlace.Thismeansbeinginadifficultsituationthatyoucannotseemtogetoutof.Inthisbook,Arontellsoftheimportanceofmakinggooddecisions,andofbeingincontrolofone’slife.18.meanv.→过去式（meant):意思是，打算，意欲①meantodo打算做某事

②meandoing“意味着”→meaning(n.)意思，意义→meaning(adj.)有意义的Whatisthemeaningoftheword?=Whatdoesthewordmean?=Whatdoyoumeanbytheword?这个单词是什么意思？过去分词做后置定语19.theimportanceof(doing)sth意为“做.....的重要性”

importance为不可数名词，“重要性，”形容词为：important20.beincontrolof“掌控，管理“Youshouldbeincontrolofyourownlife.你应该掌控自己的生活。拓展：control可以是动词，“限制，约束，管理”Youcan’tcontrolothers’life.Hisloveformountainclimbingissogreatthathekeptonclimbingmountainsevenafterthisexperience.

DowehavethesamespiritasAron?Let’sthinkaboutitbeforewefindourselves“betweenarockandahardplace”，andbeforewehavetomakeadecisionthatcouldmeanlifeordeath.21.so....that+句子

意为“如此....以至于......”so是副词，

之后＋adj/adv.Sheissoyoungthatshecan’tlookafterherself.Herunssoquicklythatwecan’tcatchupwithhim.22.keepondoingsth意为“继续做某事”（动作重复）Shekeptonworking,althoughshewastired.拓展：①Keepdoingsth“继续不停做某事“（动作不间断，连续性）

Keepwalkinguntilyoureachtheendoftheroad.

②keepsbdoingsth