冀教版九年级英语全一册《nit 5 Look into Science Lesson 26 Keep the Candle Burning》赛课导学案-17

第第页冀教版九年级英语全一册《nit5LookintoScienceLesson26KeeptheCandleBurning》赛课导学案_17Lesson26精品教案

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Lesson26KeeptheCandleBurning

1.记忆单词holder,shallow,lighter,match,examine,oxygen;

短语uup,bemadeupof。

2.掌握重点句型:

①Whenthecandlestopsburning,ithasudupalltheoxygenintheair.

②Becauaboutonefifthoftheairismadeupofoxygen,thewaterrisandfillsaboutonefifthofthejar.

③Howfardoesthewaterri?

④Letthecandleburnfortwoorthreeminutes.

3.bambooforest激发学生兴趣,向他人介绍自己所做的有关燃烧的实验。

4.能够用英语描述和解释本课的实验。

1.学会并能正确使用单词及短语:holder,shallow,lighter,match,examine,oxygen,uup,bemadeupof。

2.能够运用下列句型:①Whenthecandlestopsburning,ithasudupalltheoxygenintheair.jerusalem②Becauaboutonefifthoftheairismadeupofoxygen,thewaterrisandfillsaboutonefifthofthejar.③Howfardoesthewaterri?④Letthecandleburnfortwoorthreeminutes.

1.能够正确应用本课的重点词汇holder,shallow,lighter,match,examine,oxygen;掌握短语uup,bemadeupof。

2.能够用英语准确地描述实验过程。

思路一:本课的教学内容是冀教版九年级英语第五单元的第26课，以“让蜡烛持续燃烧”为题，讲述了一个有趣的实验，教师利用带来的教具，向学生们一一介绍，并表述本课中出现的实验，导入新课。通过展示实验的过程，激发和培养学生的学习兴趣，鼓励学生热爱科学。

思路二:本课的教学内容是冀教版九年级英语第五单元的第26课，以“让蜡烛持续燃烧”为题，讲述了一个有趣的实验。通过师生互动，讨论科学为什么是重要的，以及ThinkAboutIt的问题来导入新课，通过小组合作探究，找出文中的重点短语和句子，共同解决疑难。

教师在课前设计教学PPT，准备录音机和磁带，多媒体等。准备实验用的材料:一根蜡烛、一个烛台、一个大的玻璃罐、一个浅盘子和一些水、一个打火机。

StepⅠ.Leadin

Leadingin【情景1】

T:Hello,class.Todaywe’lllearnLesson26.Nowplealookatthethings:acandle,acandleholder,abigglassjar,ashallowdish,somewaterandalighter.Canyouguesswhatwewilldointhisclass?

Ss:Makeanexperiment.

T:Welldone.Thisisaninterestingclass.We’llmakeanexperiment.Doyouwanttoknowwhatwillhappen?Nowlet’sbeginourclass.

[设计意图]教师利用带来的教具,向学生们一一介绍，引起了学生对英语课学习的强烈的求知欲和好奇心，为本课的实验介绍奠定基础。

Leadingin【情景聚英考研网2】

T:Goodmorning/afternoon,everyone.Todaywe’llhaveadiscussionaboutwhyscienceis

important.Whydoyouthinkscienceisimportant?Whatthingswouldn’tbepossiblewithoutscience?

S1:Becauithelpsusanswerquestions.

S2:Withoutsciencewewouldn’thavemedicine.

S3:Withoutsciencewecouldn’tpredicttheweather.

S4:Wewouldn’thaveairplanesorcomputerswithoutscience.

T:Verygood.Ithinkwecanconcludethatscienceisveryimportant.Now,let’sdiscussthequestionsaboutThinkAboutIt!

DividetheclassintogroupstoanswertheThinkAboutItquestions.Thenhavethegroupssharetheiranswerswiththeclass.

[设计意图]通过师生互动导入本课话题,激发学生的学习兴趣，调动学生们的积极性。

StepⅡ.Prentation冀教版三年级英语上册

TheteachershowsthenewwordsonPPT.Askstudentstotrytoreadthewords.Thestudentsfollowtheteacherthreetimes.Thengivethestudentsfiveminutestorememberthewords.Letstudentsspellandreadthemonebyone.

长裙英文[设计意图]教师以PPT的形式呈现本课中出现的生词,领着学生们朗读并记忆,为下面的课文学习做好充分准备。

StepⅢ什么是ko.Reading

1.Readthetextaloud.

T:Boysandgirls,it’sourreadingtime.Pleareadafterthevideoandyoushouldpaymoreattentiontoyourpronunciation.

[设计意图]让学生大声朗读课文,对课文的意思有个大致的了解,对于培养学生的正确发音以及培养学生的语感都有重要作用。

2.Carefulreading.

Givethestudentsveralminutestoreadthetextbythemlves.

Readthelessonandfillintheblanks.

Let’sdotheexperimenttogether!Putthecandleinthecandleholder.Putthecandleholderonthedish.Fillthedishhalffullwithwater.Lightthecandlewithaoralighter.Whatcanyoue?Thecandleisburning.thecandleburnfortwoorthreeminutes.Thencarefullyputthejaroverituntilthetopofthejarrestsonthedish.Asthecandleburns,ittheoxygenintheair.Whenthecandlestops,ithasudupalltheoxygenintheair.Thewaterinsidethejarandfillsaboutofthejar.Thisisbecauaboutonefifthoftheairismadeupofoxygen.

【Keys】match,Let,us,burning,ris,onefifth

[设计意图]学生再次阅读课文，对课文内容有更进一步的了解，提取文章的大意。

3.Readthetextandfindoutmainphrasandntences.

Mainphras:

·uup

·bemadeupof

Mainntences:

·Scienceissointeresting!

howinteresting·Fillthedishhalffullwithwater.

·Lightthecandle.

·Carefullyputthejaroverthecandleuntilthetopofthejarrestsonthedish.

·Thewaterinsidethejarris.

·Becauaboutonefifthoftheairismadeupofoxygen,thewaterrisandfillsaboutonefifthofthejar.

☆教材解读☆honey中文意思

1.Scienceissointeresting!

◆so为副词,意为“这样,如此”,用于修饰形容词或副词的原级,表示程度。常见用法如下:

(1)“so+形容词+a/an+单数名词”相当于“sucha/an+形容词+单数名词”。

(2)so后可接many,much,few和little来表示名