Unit3Electricity-2022-2023学年英语八年级下册单元知识点总结课文原句例题（牛津上海版）（答案版）

牛津上海版八年级下册Unit3知识点总结辨析:“电”(P.31)

（1）electricity（名词）电saveelectricity节约用电（2）electric（形容词）电的electriclight电灯（3）electrical（形容词）电器的electricalappliance电器用品Theelectriclightisanelectricalappliance.电灯是一种电器。（4）electronic(形容词）电子的electronicproducts电子产品课文原句：I’marobot.Myenergyesfromelectricity.我是一个机器人。我的能量来自电力。例题（1）Newenergycars___A_____byelectricity,sothey’reenvironmentallyfriendly.A．aredriven B．drive C．weredriven D．drove例题（2）—Gilbertdiscoveredelectricity.Doyouknowwho__C_____thelightbulb?—ThomasAlvaEdison.A．created B．produced C．invented2.measure（动词）测量（可数名词）措施(P.33)（1）takemeasurestodosth采取措施做某事takeaseriesofmeasures采取一系列措施effectivemeasures有效措施measurethequalityof....衡量...的质量例句赏析:ItisanimportantmeasurethatfitsintothenationalconditionsofChina这是符合中国国情的重要举措课文原句：Ametermeasurestheamountyouuse,andyougetabillforitmonthly.例题（1）Themachineisused____D_____doctorsmeasurethepatients’temperature?A．help B．tohelping C．forhelp D．tohelp3.辨析“想”(P.33)（1）thinkof

想出；想起Whatdoyouthinkof...

你认为...怎么样？thinkabout

考虑Don’tyoueverthinkaboutotherpeople?

你从来不考虑别人吗？thinkover仔细考虑；反复思考He’dlikemoretimetothinkthingsover.

他希望有更多的时间来考虑问题。好句赏析：Heoftenthinksofhowhecandomoreforhiscountry.

他经常思考如何为他的国家做更多的事情课文原句：Shethinksthatshecanbuyelectricityinpackets.她认为她可以买成包的电。例题（1）___C_____IadmireEric’scourage,Idon’tthinkhiswaytosolvethisproblemissuitable.A．Since B．Unless C．Though D．Whenever例题（2）—WhatdoyouthinkofTom?—Heisa___D_____boy,healwaysmakesmuch________.A．noise;noisy B．noise;noise C．noise;noisy D．noisy;noise4.explain(动词）解释(P.33)explaintosb

向某人解释词转：explanation（名词）解释（1）explainsthtosb向某人解释某事（2）believeone'sexplanation相信某人的解释（3）explainhiswife’sdisappearance解释他妻子的失踪好句赏析：Hehastogiveeveryoneanexplanation,doesn'the?

他得给每个人一个解释，难道不是吗？课文原句:That’snotabadexplanation那不是一个糟糕的解释例题（1）—I’mreallyinterestedin____C______.—Ifso,I’llexplainitmoreclearly.A．thatyousaid B．whichdidyousayC．whatyousaid D．asyousaid5.

care（动词）（名词）关心；在意(P.33)

(1)carefor=lookafter=takecareof…照顾…=carefor…(2)careabout…在意…词转:careful（形容词）小心的；仔细的(1)becarefulwith…小心对待…(2)drivermorecarefully

更加小心开车(3)becarefultodosth

做某事要小心becarefulnottodosth

小心不要做某事好句赏析：Youshouldbemorecarefulfromnowonthanever.从现在开始，你应该比以往任何时候都更加小心。课文原句：Youmustalwaysbecarefulwithit.你必须始终小心它。例题（1）Chinahasmadegreatachievementsinmanyfields.Wereally___A_____ouramazingChina.A．takepridein B．takecareof C．takeaninterestin例题（2）Please___B_____mydogwhenIamaway.A．takecare B．takecareof C．looklike D．lookat6.change(动词)（名词）改变(P.33)（1）changeinto…变成…change…into…

把…变成…（2）changealot

变化很大（3）changeone’sideas

改变某人的想法（4）changeone’sbadlearninghabits

改变某人糟糕的学习习惯词转：changeable（形容词）多变的例句赏析：UnlessTomchangeshisbadlearninghabits,hewillfallbehindotherstudents.

除非汤姆改变他的不良学习习惯，否则他将落后于其他学生。课文原句：Wecanchangeitintodifferentformsofenergythatwecansee,hearorfeel.我们可以把它变成我们可以看到、听到或感觉到的不同形式的能量。例题（1）Ifyoufeel____B____angry,youmaytake__________exercisetochangethemood.A．abit;abit B．abit;abitof C．abitof;abit D．abitof;abitof7.connect（动词）连接(P.33)（1）connect...to...

把..和..相连接（2）connect...with...把...和...向联系connectwhatwelearnwithourhobbies

将我们学到的东西与我们的爱好联系起来（3）therailwayconnectingthetwocities

连接两城市的铁路connectdifferentgenerations

连接了几代人beconnectedto...

和...相连接printerisconnectedtoaputer

打印机和电脑相连接好句赏析：Basedonlocalculturesandmuseums,schoolsshoulddeveloplocalcoursesconnectedwithart,history,geography,andbiology.

基于当地文化和博物馆，学校应开发与艺术，历史，地理和生物学相关的本地课程。课文原句：Electricityesintoourflatthroughthinwires,andtheseareconnectedtothickwiresthatareburiedunderthestreet.电力通过细线进入我们的公寓，这些电线连接到埋在街道下的粗电线上。例题（1）Pleaseconnectthekeyboard___D______theputer.A．in B．at C．for D．to例题（2）—HowcanIconnect(联系)you?—Pleasecallme___C_____55556734.A．for B．in C．at8.power（名词）力量(P.33)（1）befullofpower充满力量Dreamsarefullofpower梦想充满力量（2）givesbthepowertodosth给某人做某事的力量（3）eintopower执政词转：powerful（形容词）有力量的例句赏析：Windisnowtheworld'sfastestgrowingsourceofpower.风能现在是世界上增长最快的电力来源。例题（1）Hurricane(飓风)IanhitCuba,____A______poweracrosstheentireisland,whichmadeitdifficultforthegovernmentandthepeopletoshareinformation.A．knockingout B．kickingoff C．knockingdown D．kickingin9.cook（动词）烹饪；做饭（名词）厨师(P.36)（1）cookingskills

烹饪技巧（2）enjoycooking

喜欢烹饪；享受烹饪（3）begoodatcooking

擅长于烹饪（4）robotcooks

机器人厨师（5）cooksbsth=cooksthfor

为某人烹饪...词转：cooker（名词）炊具例句赏析：Personally,Ienjoycookingathome,especiallywhenI’mcookingforsomeoneelseinsteadofmyself.

就我个人而言，我喜欢在家做饭，尤其是当我为别人而不是自己做饭时。课文原句：Ican’tcook,playtheguitarorrideabicycle.我不会做饭，弹吉他或骑自行车。例题（1）Hehashadtocookbyhimself___B_____hismotherwentonbusinesstoBeijing.A．during B．since C．after例题（2）—Whynot___B_____?Idon’twanttocookanymore.—Iknow,butthepandemic（大流行病）isstillabigproblem.A．getout B．eatout C．goout10.way(名词）方法；道路(P.46)（1）thewayto...

通往...的道路thewaytosuccess通往成功的道路（2）thewaytodosth=thewayofdoingsth

做某事的方法（3）in…way

用…方法inafriendlyway

用一种友好的方式（4）ontheway

在路上onone’swaytosp

在某人去买某地的路上（5）makeone’sway

前往;费力地前例句赏析：Shethinksitisagreatwaytotelleachotherhowmuchshevaluestheirfriendship.

她认为这是告诉对方她多么重视他们的友谊的好方法。课文原句：Almosteveryonetodayuseselectricityinonewayoranother.今天几乎每个人都以这样或那样的方式使用电力。11.warm（形容词）温暖的(P.46)（1）keepcalm=staycalm

保持温暖（2）warmmemoriesinyouradulthood

童年时期美好的回忆（3）warmclothing保暖衣（4）warmup

热身词转：warmhearted（形容词）热心的词转：warmth（名词）温暖spreadwarmthtoothers

向他人传播温暖例句赏析：Ifthetemperatureisraisedby5degrees,theroomwillbemuchwarmer.

如果温度升高5度，房间会温暖得多。课文原句：Electricitylightsstreetsandbuildings，andwarmspeopleandanimals.电力照亮街道和建筑物，温暖人和动物。例题（1）It’ssowarmoutsidetoday.It__C______spring.A．lookslike B．seemslike C．feelslike D．soundslike例题（2）Putonsomewarmclothes,___C______you’llcatchacold.A．and B．but C．or D．so12.train（动词)培训；训练(P.46)rainhard

努力训练词转：training（名词）培训；训练（1）takepartinthetraining

参加培训（2）takescientifictraining

进行科学训练（3）offschooltrainingcenters

校外培训中心（4）receivesomespecialtraining

接受一些特殊的培训词转：trained（形容词）被训练的；受过训练的aspecialtraineddog一只受过特殊训的狗例句赏析：Ithardforplayerstomakegreatprogressunlesstheykeeptakingscientifictraining.

除非坚持进行科学训练否则如今的运动员想要取得巨大进步是很难的。课文原句：Itdrivestrainsandworkstrafficlightsandlifts.它驾驶火车并使交通信号灯和电梯工作。13.kind(形容词）友善的；（可数名词）种类(P.46)（1）akindof..一种...differentkindsof...不同种类的...（2）kindof..有点...+形容词\副词（3）bekindtosb

对某人友善（4）It’skindofsbtodosth

某人做某事某人是友善的词转：kindness（名词）友善；善良Ihavethedogbecauseofyourkindness.

由于你的善良

我拥有了这条狗例句赏析：Thiskindofbooks

sellswelland

issold

outnow.

这种书卖得很好，现在卖光了

课文原句：Italsoworksthemachinesinfactoriesthatmakeallkindsofgoods.它还适用于制造各种商品的工厂中的机器。例题（1）—Whatkindof___D_____doyouhaveinyourshop?—Thepiano,theviolin,thedrumsandsoon.A．medicine B．hobbies C．sports D．instruments例题（2）Withthiskindofnewmachine,firemencan___B_____firessafelywithoutriskingtheirownlives.A．findout B．putout C．stayout D．runout14.wonder（动词）想知道；怀疑（不可数名词）惊奇；惊讶（可数名词）奇观(P.46)（1）alookofwonder

惊异的表情（2）oneofthewondersintheworld世界奇观之一

（3）Iwonderif\whether…

我想知道是否…（4）nowonder

难怪（5）wonderthefairnessof...质疑...的公平性例句赏析：Iwonderedwhetherwecouldmakeitthroughthe

storm.

我想知道我们是否能通过课文原句：Everydaywonderssuchasputersandtelevisionsuseelectric