冀教版九年级英语上册 （Let's Do an Experiment）Look into Science!教学课件

Let’sDoanExperiment!Unit5LookintoScience

课前自主预习Lesson25

Let’sDoanExperiment!单词闯关1.正确的；恰当的________→(adv.)________2．方法；办法________3．力量；迫使；强迫________4．experiment________5．jar__________

correctlycorrectmethodforce实验;试验广口瓶;罐子单词闯关6．upside__________7．pour__________8．scientific________→(n.)________9．raincoat________10．pressure________________11．conclude____________________→(n.)__________倒出；倾倒上部；上边科学的scienceLesson25

Let’sDoanExperiment!雨衣压力，压强；挤压得出结论，断定，推断出conclusion短语互译1.做实验________________2．用……装满……________________

3．用……覆盖……________________4．把……翻转；倒过来________________

5．把……拿开________________

6．besureof________________7．pourout________________8.scientificmethod________________fill…with…doanexperimentcover…with…turn…upsidedownLesson25

Let’sDoanExperiment!take…off对……有把握涌出科学方法句型在线1.

我想地面会被弄湿。Ithinkthefloorwill________________．2．让我们测验一下哪种理论是正确的。Let'stest________________________________．3．那被叫作科学方法。That'scalled________________________．getwet

theorywhichLesson25

Let’sDoanExperiment!is

correct

the

scientificmethod句型在线4．我对我的理论很有把握，布莱恩能在你的头上做实验，而且我知道你不会被淋湿。I____________________________mytheory_______BriancandotheexperimentoveryourheadandIknowyouwon'tgetwet.5.布莱恩把他的手从硬纸板上拿开。Brian________hishand________thecardboard.soamsureofLesson25

Let’sDoanExperiment!thattakesoff句型在线6．它足够强大，可以将水托住。Itis________________________holdthewater.7．我总结出空气比我想象的更强大。I________thatairis________________Ithought.enoughstrongtoconcludeLesson25

Let’sDoanExperiment!strongerthan课堂互动探究词汇点睛

1

correctadj.正确的；恰当的[观察]Let'stestwhichtheoryiscorrect.让我们测验一下哪种理论是正确的。Wemustmakesurethatthingsaredonecorrectlywithoutmistakes.我们必须确保事情做得准确无误。Lesson25

Let’sDoanExperiment![探究]correct的副词形式是________，意为“________”。Lesson25

Let’sDoanExperiment![拓展]correct还可用作动词，意为“改正；纠正”。Canyouhelpmecorrectthemistakethatyoufind?你能帮我改正你发现的错误吗？correctly正确地活学活用

1．2016•无锡Tomysurprise,the3­year­oldboycanspellallthosewords________(正确地)．Lesson25

Let’sDoanExperiment!correctly

2

methodn.方法；办法[观察]That'scalledthescientificmethod.那被叫作科学方法。Lesson25

Let’sDoanExperiment![辨析]method,way与meansLesson25

Let’sDoanExperiment!method指系统、有条理地办事或解决问题的方法。way普通用词，可指一般的方法，有时也指个人的方法或方式，也可指特殊的方法或方式。means指为达到某种目的或目标而采用的方法、手段或途径。Lesson25

Let’sDoanExperiment!It'sthebestmethodofworkingoutthemathsproblem.这是算出那道数学题最好的方法。Thegoodwaytokeephealthyistotakemoreexercise.保持健康的好方法就是多锻炼。Hismoneywasn'tearnedbyhonestmeans.他的钱来路不明。2．老师正在给我们演示一种新的书写方法。Theteacherisshowingus________________________________________．Lesson25

Let’sDoanExperiment!anewmethodofwriting

3

forcen.力量v.迫使；强迫[观察]Theforceoftheairkeepsthewaterinthejar.空气的力量使水留在广口瓶里。Thetruckwasforcedtostopforrepairing.那辆卡车被迫停下来修理。Lesson25

Let’sDoanExperiment!Lesson25

Let’sDoanExperiment!

[探究](1)force用作名词时，是________(可数/不可数)名词。(2)force还可用作________词，意为“________”，常用于被动结构。force还可以接动词不定式或形容词、副词、介词短语充当补足语的复合宾语。不可数动迫使，强迫3．由于战争，他们被迫离开自己的国家。They________________toleavetheirowncountrybecauseofthewar.Lesson25

Let’sDoanExperiment!wereforced句型透视1

Icoverthetopwithapieceofcardboardandholditthere.我用一张硬纸板盖住瓶口并抵住它。Lesson25

Let’sDoanExperiment!

[探究](1)cover在本句中为________动词，意为“覆盖”。coversth.________sth.意为“用某物盖住某物”，常用被动形式：sth.becoveredwithsth.。(2)apieceof意为“一片；一块”。apieceof后面接________名词，表示数量；如果表示的数量超过“一”，则________用复数形式。谓语动词根据piece的单复数而定。Marygavetheboytwopiecesofcake.玛丽给了这个男孩两块蛋糕。Lesson25

Let’sDoanExperiment!及物with不可数pieceLesson25

Let’sDoanExperiment!

[拓展]表示不可数名词的数量时，要用“数词/冠词＋量词＋of＋不可数名词”结构，如aglassofwater一杯水，twobottlesofjuice两杯果汁。活学活用

1．(1)2017•达州________ofthelandinthattown________coveredwithtreesandgrass.A．Twofifth;is

B．Twofifth;areC．Twofifths;isD．Twofifths;areLesson25

Let’sDoanExperiment!C(2)2017•南充—Areyouthirsty?—Yes,pleasegiveus________．A．threebottlewaterB．threebottleofwaterC．threebottlesofwaterD．threebottlesofwatersLesson25

Let’sDoanExperiment!C2

ThenIturnthejarupsidedownandtakemyhandoffthecardboard.然后我将广口瓶倒置并将我的手从硬纸板上拿开。Lesson25

Let’sDoanExperiment!

[探究](1)turn…upsidedown意为“把……翻转；倒过来”，相当于词组____________。Turnyourbookupsidedownandrecitethetext.把你的书翻转过来并背诵那篇课文。turnoverLesson25

Let’sDoanExperiment!(2)take…off意为“把……从……拿开”。takeoff还可译为“(飞机)起飞；脱下(衣服)”。Hetookhisshoesoffandsatonthebed.他脱掉鞋，坐到了床上。Theplanetookoffanhourlate.飞机起飞晚了一个小时。2．(1)你不能颠倒事实。Youcan't________thefacts________________．(2)2017•十堰中国大飞机5月5日在上海浦东国际机场起飞。TheC919_____________inShanghaiPudongInternationalAirportonMay5.Lesson25

Let’sDoanExperiment!turnupsidedowntookoff3

IamsosureofmytheorythatBriancandotheexperimentoveryourheadandIknowyouwon‘tgetwet.我对我的理论很有把握，布莱恩能在你的头上做实验，而且我知道你不会被淋湿。Lesson25

Let’sDoanExperiment!

[探究](1)besureof/about意为“相信……；对……有把握”，表示对某事(物)的看法。其后常接______词、______词或______词。Iamsureofwinningthegame.我有把握赢得这次比赛。名代动名Lesson25

Let’sDoanExperiment!(2)本句中that引导的从句用来解释说明句中的名词________。Hetoldmethenewsthathisunclewouldcomebacksoon.他告诉我他叔叔很快要回来的消息。[拓展](1)besuretodosth.意为“务必做某事；一定要做某事”。(2)besure(that)…意为“肯定……；确定……”，主句的主语必须是人。theory3.他不清楚她的名字。He_____________________hername.Lesson25

Let’sDoanExperiment!isn’tsureof

[探究]该结构的基本形式是“形容词/副词＋enoughto＋________”，意为“足够……可以……”。4

Itisstrongenoughtoholdthewater.它足够强大，可以将水托住。Lesson25

Let’sDoanExperiment!动词原形[拓展]“形容词/副词＋enoughto”可以和“so…that…”引导的结果状语从句进行同义句转换，如果是否定句，则可以和“too…to…”句式进行同义句转换。4．(1)2016•丹东他年龄够大了，可以上学了。(翻译句子)_____________________________________________________(2)2016•巴中改编Tinawassocarelessthatshemadelotsofmistakesintheexam.(改为同义句)Tinawasn't____________________tomakelotsofmistakesintheexam.Lesson25

Let’sDoanExperiment!Heisoldenoughtogotoschool./Heissooldthathecangotoschool.carefulenoughMakingPlaysIsFunUnit6MoviesandTheatre

课前自主预习Lesson36

MakingPlaysIsFun单词闯关女演员________→(男演员)________→(v.)________

actoractressact短语互译1.上演________________2．对……予以关注________________3．behappywith________________4.befunto________________5.asmallpartof________________focus

on…put

on对……满意……是有趣的……的一小部分Lesson36

MakingPlaysIsFun句型在线1.当我们开始这些课时，我知道的所有的事是电影和戏剧起来有趣。Whenwe________theselessons,allIknew________________moviesandplaysarefun________________．2．像大多数人一样，我总是对男演员或女演员予以关注。Likemostpeople,Ialways________________theactorsoractresses.beganwastothatwatchfocusedonLesson36

MakingPlaysIsFun句型在线5．没有他们的努力工作，我们将永远不会了解那么多的好故事和明星！________theirhardwork,wewouldnevergettoknow________________greatstoriesandstars!6．并且我们确实喜欢学习有关电影和戏剧的知识。Andwereallyenjoyed________________________and________．Withoutsolearning

manyaboutmoviesplaysLesson36

MakingPlaysIsFun课堂互动探究词汇点睛

actressn.女演员[观察]Theactressisalready50,butshelooksmuchyoungerthanshereallyis.这位女演员已经五十岁了，但是她看上去比实际年龄年轻多了。Lesson36

MakingPlaysIsFun[探究]actress为派生词，是由________加后缀________构成的，其复数形式是________。actor意为“男演员”。[拓展]类似的词还有wait—waitress,conduct—conductress等。act­ressLesson36

MakingPlaysIsFunactresses活学活用

Amongallthe________(actress),shelikesSunLibest.actressesLesson36

MakingPlaysIsFun句型透视1

Likemostpeople,Ialwaysfocusedontheactorsoractresses.像大多数人一样，我总是对男演员或女演员予以关注。Lesson36

MakingPlaysIsFun

[探究]focus用作动词时，其现在分词为________；过去式和过去分词均为________。常用短语：focusone'sattention________________；focuson________________。Thediscussionfocusedonthreemainproblems.这次讨论集中在三个主要问题上。focusingfocused集中某人的注意力关注，集中精力于Lesson36

MakingPlaysIsFun

[拓展]focus还可用作可数名词，意为“焦点”，其复数形式为focuses。Shewasthefocusofeveryone'sattention.她是大家注意的焦点。活学活用

1．他每天都关注新闻。He________________newseveryday.focusesLesson36

MakingPlaysIsFunonLesson36

MakingPlaysIsFun2

Itcant