Unit2Topic3SectionC考点练习九年级英语上册

仁爱英语九年级上 U2T3SectionC考点&练习考点讲解考点一Somecountriesusenuclearenergytoproducepower.(P47) 一些国家使用核能来发电。usesth.todosth.=usesth.fordoingsth.使用某物做某事beusedtodosth.=beusedfordoingsth.被用来做某事,主语通常为物。e.g.Weuseknivestocutthings.=Weuseknivesforcuttingthings.我们用刀子切东西。puterscanbeusedtoplaychess.=puterscanbeusedforplayingchess.电脑能被用来下棋。考点二Itskeydisadvantageisthattheprocessrequiresalongtime(upto30days)andthecostishigh.(P47)它的主要缺点是过程需要很长时间(长达30天),而且费用高。require动词,意为“要求;需要”。其常用搭配:requiresth.“需要……”;requiredoingsth.=requiretobedone“需要被……,含有被动含义;requiresb.todosth.“需要某人做某事”;berequiredtodosth.“被要求做某事”。e.g.Thesepetsrequirealotofcareandattention.这些宠物需要悉心照顾。Theroofrequiresrepairing.这屋顶需要修理了。Theyrequiredmetokeepsilent.他们要求我保持安静。StudentsarerequiredtolearnEnglishinChina在中国,学生被要求学英语。考点三It’stoosmalltoholdmanypeople(P47)它太小了而不能容纳很多人。too...to+V原...太……而不能……=so...that..+从句.。e.g.Thegirlistooyoungtodressherself.=Thegirlissoyoungthatshecan'tdressherself.这个女孩太小了而不会自己穿衣服。【能力提升】根据汉语完成句子。吉姆睡眠不足。他觉得很困,很快就睡着了。Jimdidn'tgetenoughsleep.Hefelt_____________sleepy__________hefellasleepsoon.考点四Ittakespeoplejust7minutestogototheairport30kmaway.(P47)去30千米远的机场只需花费人们7分钟的时间。ittakessb.+时间+todosth.做某事花费某人多少时间【辨析】4个花费句型单词主语结构costcost物Sth+cost(s)+人（宾格）+钱paypaid人人+pay(s)+钱+for+sthspendspent人人+spend(s)+钱/时间+onsth(/in)doingsthtaketookIt(形式上主语）Ittake(s)+人+时间+todosthe.g.Itonlytakesmefifteenminutestowalktoschooleveryday.etb我每天步行去学校只需十五分钟。You'dbetterspendmoretimetalkingwithyourparentssothattheycanunderstandyoubetter.你最好花更多的时间和你的父母交谈,这样他们才能更好地理解你。Fromtheageof19,shecouldmakemoneytopayforhersinginganddancinglessons.从19岁起,她就可以赚钱支付自己声乐课和舞蹈课的费用。Thedictionarycostherfivedollars.ButinordertolearnEnglishwellshethoughtitworthit.这本词典花了她五美元。但是为了学好英语,她认为这是值得的。考点五Thetraincanreachatopspeedof431kmperhour.(P47)这列火车的最高时速能达到431千米。reachaspeedof+具体速度，意为“达到某种速度”，reach可用achieve替换。【拓展】介词短语ata/thespeedof+具体速度,意为“以某种速度”。speed前可用high，low，full等形容词修饰;attopspeed=atfullspeed以全速withamazingspeed以惊人的速度at(a)highspeed以高速at(a)lowspeed以低速withgreatspeed以极快的速度课时训练翻译下列短语。1达到...的速度______________________2.用尽_____________________5.寻找_____________________________6....之一_______________________II.根据句意及音标提示完成句子1.Wecanwarmuptheroomquitequicklywiththis__________________/i'lektrik/heater.2.1boughtmysononeofthosetoydogson__________________/wi:z/.3.Wehireda_________________/gaid/totakeusupintothemountains.______________/'d33:(r)mƏn/isthelanguageofGermany,Austria,andpartsofSwitzerland.5.Theirkidhasbeena________________/di:p/disappointmenttothem.ⅡI.用所给词的适当形式填空1.Weshouldlearnhowtocollectinformationfromdifferent___________________(source).________________(renew)energywillbeemoreimportantastimegoeson.3.Pollutionisoneofthemain_________________(advantage)ofdrivingcars.4.Waveisusedfor_____________________(produce)electricity.5.It’s____________________(danger)forchildrentoplaywithfire.IV选择方框中单词或短语的适当形式填空bringdoenvironmentharmloudmuchprotectsideofcourseinorderto_____________manynewproblems.Oneofthebiggestproblemsisthe2._________________________________________tobirds.Airpollutionisthe5._____________seriouskindofallthepollution.Itisbadforalllivingthings.____________protectourworld,weneedtodosomeimportantthings.Forexample,weshoulduseboth7._______________ofpaperandreuseplasticbags.Everyoneshould_____________ _,easiersaidthan __________________________theenvironment,theworldwillbeemorebeautiful.V看图写话l.reach,top____________________________________________________________use,produceelectricity_________________________________________________notonly...butalso _____________________________________________________4.brush,twice _______________________________________________________________参考答案SectionCI.1.reachaspeedofrunoutsolvetheenergyproblemallovertheworldlookforoneofII.1.electric2.wheels3.guide4.German5.deep 12x021 IwigoT III.1.sources2.Renewable3.disadvantages4.producing5.dangerousIV5.most6.inorderto7.sides8.OfcourseV.1.Thetrainreache