2019-2020学年高中英语 Unit 8 Adventure 8-2 Lesson 2 Prot

Unit8AdventureLesson2ExtremeSports重难点精讲1．Peopledoextremesportsinorderto...人们进行极限运动为的是……inorderto意思是“目的是，以便，为了”，作目的状语Inordertofindthebook,hesearchedthewholehouse.为了找那本书，他搜遍了整个房间。Inordertocatchthetrain,shehurriedthroughherwork.为了赶火车，她匆匆做完了她的工作。Shearrivedearlyinordertogetagoodseat.她到得很早，图的是得个好座位。注意：其否定形式为inordernottodo。辨析：inorderto与soasto二者皆意为“为了”，引导的不定式作目的状语；但其位置值得注意：inorderto短语可放在主句前，也可放在主句后，而soasto短语只能放在主句后。另外，只有主从句主语一致时，才能用inorderto和soasto来引导，否则，改用sothat或inorderthat引导。Inordertoseeitclearly,Iputonmyglasses.＝Iputonmyglassesinordertoseeitclearly.＝Iputonmyglassessoastoseeitclearly.＝Iputonmyglassestoseeitclearly.＝ToseeitclearlyIputonmyglasses.为了看清楚，我戴上了眼镜。【例】同义句替换Heputonhisglassesinordertoseemoreclearly.(1)Heputonhisglasses________________________hecouldseemoreclearly.(2)Heputonhisglasses________________hecouldseemoreclearly.【答案】(1)inorderthat(2)sothat2．riskvt.冒……的危险risk作动词用时，后面接动名词或名词作宾语Thefiremanriskedhislifetosavethechild.那个消防员冒着生命危险去救孩子。Bycriticizingherboss,sheriskedlosingherposition.由于批评老板，她有失去职位的危险。归纳拓展attheriskof冒……的危险runarisk冒险atone'sownrisk由自己负责freefromrisk没有危险atrisk有危险；冒风险risksth.以……作为赌注riskone'slife冒着生命危险【例】单句语法填空Fewpeoplehaveeverrisked________(go)deepintothisforest,foritisextremelydangerous.【解析】riskdoing“冒险做……”，risk后不能加不定式。【答案】going3．preferencen.较喜欢的东西，偏爱Hehasapreferenceforcoffeeratherthantea.＝Hispreferenceisforcoffeeratherthantea.他较喜欢咖啡而不喜欢茶。Whichisyourpreference,wineorbear?白酒和啤酒你比较喜欢哪一种？Youhavethepreferenceofseats.你可优先选择座位。归纳拓展givepreferenceto...给……优先权by/forpreference由于比较喜欢的inpreferenceto优先于，比起……来宁愿【例】完成句子(1)我更喜欢在家里过周末。I________________________theweekendathome.(2)他们的父亲宁愿他们早点回家。Theirfather__________________homeearly.(3)我觉得在家里比出去好。I________________________hometogoingout.(4)他宁愿租车也不愿买车。He__________________haveoneofhisown.(5)你有没有偏爱的食物？Doyou__________________particularfood?【答案】(1)prefertospend(2)prefersthemtocome(3)preferstayingat(4)prefers/preferredtorentacarratherthan(5)haveapreferencefora4．variousadj.不同的，各种各样的Everyonearrivedlateatthepartyforvariousreasons.由于种种原因，每个来聚会的人都迟到了。Theirhobbiesaremanyandvarious.他们的业余爱好五花八门。Theshopsellsvariouskindsoffruit.这家商店出售各种水果。归纳拓展varietyn．种类，种种avarietyof/varietiesof多种多样的varyvi.变化，不同，变更，改变varywith随……而变化varyfrom...to...从……到……转变①Theweathervariedfromverycoldtoquitemild.天气变化很大，会从冷变得相当暖和。②Theshirtisavailableinawidevarietyofcolours.这种衬衫有各种各样的颜色可供选择。③Hermoodvarieswiththeweather.她的情绪随天气的变化而变化。【例】完成句子(1)Wehave________inourgarden.我们的花园里有各种各样的花。(2)Teachingmethods________school.各个学校的教学方法大不相同。单句语法填空(3)Wehave______(vary)summercampsforyourholidays.Youcanchoose______basedonyourowninterests.【答案】(1)varietiesofflowers(2)varygreatlyfromschoolto(3)various;one5．WhenIturnedupformyfirstjumpIwassonervousthatItriedtobackout,butmyfriendspersuadedmetogothroughwithit.我第一次站在跳台上紧张得真想退缩下来，但是朋友们说服了我。(1)turnup到场，出现，到达；调高(音量)，拧大(开关)；(失去后偶然)被发现Severaloldfriendsturnedupatthereunion.好几个老朋友出现在聚会上。Turnuptheradiosothateveryonecanhearit.把收音机的音量调大一点儿，使大家都能听得见。Don'tworryaboutthekeys.I'msuretheywillturnup.不用担心钥匙。我敢肯定会找到的。归纳拓展turnback往回走turnaway把某人拒之门外；不准某人进入turnaround转身turndown拒绝；调小turnto翻到；向……求助turnover打翻；翻转turnout出现；结果是turnon/off打开/关掉turnin上交turninto变成Sheturnedoverandwenttosleepagain.ThenhermotherturnedaroundtoturndowntheTV.她翻了一下身又睡着了。然后她母亲转身把电视音量关小了。Itturnsoutrightthatwaterturnsintoiceinsuchcoldweather.在这寒冷的天气水变成冰证明是正确的。【例】用turn的相关短语和适当形式填空(1)Please________thecomputerafteryouuseit.(2)She______theradioandlistenedtothemusiconit.(3)Couldyouplease________theTValittle?It'stoonoisy.(4)Theweatherreportsaysitwill________tobecoldtomorrow.(5)Ashebroketheruleofthefactory，hewas______．(6)Wecan________ourteacherforadvice.(7)WeinvitedMarytotheparty，buthedidn't______．【答案】(1)turnoff(2)turnedon(3)turndown(4)turnout(5)turnedaway(6)turnto(7)turnedup(2)backout决定不履行(允诺的事)Hepromisedtohelpbutbackedout.他答应帮忙，却食言了。归纳拓展backout＝breakone'spromise食言backup支持；拥护backdown放弃(要求等)I'llbackupmybestfriendwhateverhappens.无论发生什么，我将支持我最好的朋友。【例】用back的相关短语填空(1)Heagreedtocome，buthebacked________．(2)Thepolicemanwouldn'thavebelievedmeifyouhadn'tbackedme________．(3)Afterseveralhours'discussion，theyfinallybacked________ontheirunreasonabledemands.【答案】(1)out(2)up(3)down(3)gothroughwithsth.完成艰难(或令人不快)的事Ihaven'tgonethroughwithmytask.我还没完成我的任务。Knowingverywellthedifficultiestheworkinvolved，theywerestilldeterminedtogothroughwithit.尽管充分认识到那项工作的困难，他们仍然下决心把它干到底。归纳拓展gothrough经历；经受；仔细检查；完成；用完Theoldmanwhohadgonethroughtheearthquakewentthroughallhispocketsbutcouldn'tfindhiskey.这位经历过大地震的老人找遍了所有口袋也没找到钥匙。Haveyougonethroughallyourmoney?你把所有钱都花光了吗？辨析：gothrough与getthroughgothrough经历或经受(磨难)；仔细检查；浏览，查阅(文件等)getthrough通过(考试等)；完成(任务)；接通电话Itriedtotelephonehimandgotthroughatlast.我试着给他打电话，最终打通了。Iknowhehadgonethroughmuchdifficultyandgotthroughthetaskatlast.我知道他经受过很多困难并最终完成了这项任务。【例】用gothrough和getthrough填空(1)I________everythingexceptEnglish.(2)________thetextfromthebeginning.(3)Ican't________toBeijing.Thelineisbusy.(4)I________myhomeworktomakesurethatnothinghadbeenmissed.(5)Shemusthave________alot.【答案】(1)gotthrough(2)Gothrough(3)getthrough(4)wentthrough(5)gonethrough6．Youdon'thavetoputonan