新人教版高中英语必修二Unit1 Science and scientists Period 1教案Word格式.docx

新人教版高中英语必修二Unit1 Science and scientists Period 1教案Word格式.docx

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and 

develop 

noble 

spirits 

.

重点

LeadstudentstounderstandhowJohnSnowDefeats“KingCholera”,helpstudentstoknowwhatcontributionsJohnSnowmade?

难点

Howtodevelopthescientificresearch.

教学过程

教学环节

教师活动

学生活动

设计意图

导入新课

Step1leading–in

1.Useppttoshowsomepicturesaboutsomescientistsandsay:

Therearesomegreatscientificachievementsthathavechangedtheworld.

Namesomefamousscientistsyouknowandtellsomethingaboutthem.

2.Askthequestions:

1）Doyouknowthem?

2）Whoishe/she?

Andwhatachievementshashe/shemade?

Askstudentstoanswerthequestionsabouteachscientists.

学生头脑风暴

，每幅图片一个学生来回答问题，其他学生可以适当补充。

通过图片引出科学家的这一话题、自然而然导入新课。

通过谈论科学家的相关成就让学生意识到伟人的品质和科学的价值，使其积极主动地参与课堂活动，为探究课文内容做好了铺垫。

讲授新课

Step2pre-reading

UseppttoshowsomepicturesinthepassageandtellSs:

Lookatthepicture,thetitleandthemap,guesswhatthecontentofthetextis.Thenskimitquicklytoseeifyouareright.

Step3Fast-reading

Step1　Fastreading

Ⅰ．Readthepassagequicklyandfillinthefollowingblankswithsuitablewords.

Paragraph1：

Findaproblem:

Whatcauseda①___________?

Paragraph2：

Askaquestion：

Which②__________isright?

Paragraph3:

Thinkofamethod：

Gathered③____________，analyzedtheresultsandremovedthe④__________ofthepump.

Paragraph4：

Drawaconclusion:

Thetruthwasthatpumphadbeen⑤____________bywaste.

Paragraph5:

Takemeasures:

Watercompaniesbegantosellcleanwaterandthethreatofthedisease⑥_____________.Johnisconsideredthe⑦__________ofepidemiology.

Ⅱ:

Keywordsofeachparagraph:

5stagesofscientificresearchesinrightorder

Step2　Carefulreading

ReadPara1carefullyandanswerthequestions.

1.Whywasthediseasecalled“KingCholera”?

2.WhatwasSnowlikeandhowdidhefeelaboutCholera?

3.WhatinspiredJohnSnowaccordingtothisparagraph?

ReadPara2carefullyandanswerthequestions.

1.HowdiddoctorsthinkCholeraspread?

2.WhatwasSnow'

sopinionaboutthetheories?

3.WhatdidSnowdothen?

ReadPara3carefullyandanswerthequestions.

WhatmethoddidSnowuse?

Findingevidence.

1.Whichhouseshadmorethan4deathsandwhichhadnodeathinBroadStreet?

2.WhatdidSnowconclude?

ReadPara2and3againtocompletethechart.

A:

Itwasbelievedthatcholerawascausedby_______orgermsin__________.

B:

Snowbeganby_______________theplaceswherepeople_________.

C:

Manydeathsoccurrednearthe______________inBroadStreet.

D:

Supportingevidence

1.Somepeoplewholivednearthepumpworkedinthepuband_________drunkthewaterfromthepump,andlived.

2.Awomanandherdaughterhaddiedafter________________________,becauseshehadthewater____________________everyday.

E:

Thepumpwatercarried___________.

F：

Snowhadthehandleofthepump_________.

ReadPara4carefullyandanswerthequestions.

1.Whatcausedcholera'

soutbreakintheBroadStreet?

2.Howwerepeopleinfectedwiththevirusofcholera?

ReadPara5carefullyandfillintheblanks.

Theresult:

ThroughSnow’stireless,watercompaniesbegantosell,andthethreatofcholeraaroundtheworldsawasubstantial.,choleraisstillaproblem.Eachyear,ofpeoplearoundtheworldgetcholeraandmanyit.

Snow'

scontribution:

Fortunately,wenowknowhowtocholera,theworkofJohnSnow.,inhisuseofmapsandstatistics,Snowthewayscientistsstudydiseases.

sachievement:

Snowisconsidered.

Step4Post-reading

1.Consolidation:

fillintheblanksbasedonthetext.

JohnSnowwasawell-known____inLondoninthe___century.Hewantedtofindthe______ofcholerainordertohelppeople_____it.In1854whenacholera____London,hebegantogatherinformation.He_____onamap______allthedeadpeoplehadlivedandhefoundthatmanypeoplewhohad_______（drink）thedirtywaterfromthe_____died.Sohedecidedthatthepollutedwater_______cholera.Hesuggestedthatthe_____ofallwatersuppliesshouldbe____andnewmethodsofdealingwith_____waterbefound.Finally,“KingCholera”was_______.

2.Retellthepassageaccordingtoabove.

插入：

1.gatherinformation习惯搭配，意为“搜集信息”gathervt.收集；

使…聚集

2.watersupplies习惯搭配，意为“水源供应”

supplyn.供给，补给；

供应品

Step5Discussion

1.ShowStsomeotherpicturestohaveabriefintroduction.

2.AskSsthequestion:

Whatqualitiesandscientificspiritsdotheyhaveincommon?

Step6Languagepoints

Importantwords

1.subscribe考查热度★★

【热点品味】subscribevt.认购（股份）;

定期交纳（会费）;

同意;

捐助

【教材原句】Snowsubscribedtothesecondtheory.斯诺赞同第二种理论。

【实例品读】Shesubscribestoanenvironmentalactiongroup.她定期给一个环境行动小组交会费。

Themagazineistryingtogetmorereaderstosubscribe.该杂志正大力发展更多新订户。

【热点归纳】

subscribetotheview/theory同意观点/理论

subscribefor预定;

认购

subscribeto订阅

【考点精练】语法填空

Howmanysharesdidyousubscribethenewcompany?

【考点精练】写出下列句中subscribe的含义

1.Iplannedtosubscribetomanymagazines.______

2.Ihaveneversubscribedtotheviewthatschooldaysarethehappiestdaysofyourlife.______

3.Howmuchdidyousubscribetothedisasterfund?

______

4.Existingshareholderssubscribedtoonly49％ofthenewshareissue.______

2.suspect考查热度★★★

【热点品味】suspectvt.&

vi.怀疑;

疑有;

不信任n.犯罪嫌疑人

【教材原句】Snowsuspectedthatthewaterpumpwastoblame.斯诺怀疑水泵是元凶。

【实例品读】Pilcherwassuspectedofgivingawaythecompany’ssecretstoothers.皮尔彻涉嫌将公司的秘密泄露给他人。

Policehaveissuedaphotographofthesuspect.

警方已经发布了犯罪嫌疑人的照片。

suspectsb/sthof...怀疑某人/某事……

suspectsbofdoing...怀疑某人做……

【考点精练】单句语法填空

1.Wehadnoreason______（suspect）thatsuchacutechildmighttrytodoharmtous.

2.Thepolicemansuspectedhim______killingthegirlandhewasarrested.

3.blame考查热度★★★★

【热点品味】blamevt.把……归咎于;

责怪n.责备;

指责

【实例品读】Lotsofpeoplefindithardtogetupinthemorning,andputtheblameonthealarmclock.

许多人发现早上起床很难,并把责任归咎于闹钟。

Don’talwaysblameyourownfailureonothers.Sometimesyouyourselfaretoblame.

不要总把自己的失败归咎于他人。

有时该怪的是你自己。

blamesb/sthforsth因……而责备某人/某物

blamesthonsb把某事怪到某人头上

（2）get/taketheblamefor...为……承担责任

lay/puttheblameonsb/sth把某事归咎于某人/某物

（3）betoblame（for）应受指责

注意：

Sb.betoblameforsth意为“某人应为某事负责”,其中不定式用主动形式表示被动含义。

1.Mr.Greenstoodupindefenceofthe16-year-oldboy,sayingthathewasnottheone______（blame）.

2.Manychildrenareafraidof______（blame）formakingmistakesinspokenEnglish.

3.Policeareblamingtheaccident______dangerousdriving.

4.handle考查热度★★★★

【热点品味】handlen.把手;

拉手;

柄

vt.处理;

搬动;

操纵（车辆、动物、工具等）

【教材原句】Accordingly,hehadthehandleofthepumpremovedsothatitcouldnotbeused.

因此,他把水泵的把手取下来了,以便无法用水。

【实例品读】

Themangavemeaknifewithawoodenhandle.

那人给了我一把有木柄的刀。

Thereareseveralwaystohandlethings.

有几种方法可以处理事情。

1.TeainChinawastraditionallydrunkfromcupswithout______（handle）.

2.Drivingacarisnotjust______（handle）perfectlywellandhasgreatspeedacceleration.

3.Mostcustomersweresatisfiedwiththewaytheircomplaints______（handle）.

5.decrease考查热度★★★

【热点品味】decreasen.减少;

降低;

减少量

vt.&

vi.（使大小、数量等）减少;

减小;

降低

【教材原句】ThroughSnow’stirelessefforts,watercompaniesbegantosellcleanwater,andthethreatofcholeraaroundtheworldsawasubstantialdecrease.

通过斯诺的不懈努力,自来水公司开始销售清洁用水,世界各地霍乱的威胁大幅减少。

Therehasbeenasteadydecreaseoftemperature.温度在稳步下降。

Duetothestricttrafficregulationsondrunkdriving,thenumberofaccidentsfromithasgreatlydecreased.

由于对酒后驾驶的严格的交通法规,酒后驾驶导致的事故的数量大大减少了。

decreaseto减少到

decreaseby减少了

onthedecrease在减少

1.Averagehousepricesdecreased______13%lastyear.

2.Thenumberofstudentsgoingabroadforfurtherstudyis______thedecreasenowadays.

3.By1881,thepopulationoftheisland______（decrease）from5,000to3,500.

6.transform考查热度★★★

【热点品味】transformvt.使改观;

使改变形态　vi.改变;

转变

【教材原句】Snowtransformedthewayscientistsstudydiseases.

斯诺改变了科学家研究疾病的方式。

【实例品读】Itwasaneventthatwouldtransformmylife.

那是能够改变我生活的一件事。

Itisasurprisethatthecityhasbeentransformedfromasmalltownintoamodernindustrialcenterinrecenttenyears.

真令人惊奇,在近十年中这个城市由一个小乡镇转变成了一个现代化的工业中心。

transform...into...使……变成……

transform...from...into...把……从……变成……

1.Shewastransformedfromacommon-lookingadolescent______aprettyyoungwoman.

2.Inthepast20yearsthecountry______（transform）intoanadvancedindustrialpower.

Importantphrases:

1.thanksto考查热度★★★★★

【热点品味】thanksto幸亏;

由于

【教材原句】Fortunately,wenowknowhowtopreventcholera,thankstotheworkofJohnSnow.

幸运的是,由于约翰·

斯诺的工作,我们现在知道了如何预防霍乱。

【实例品读】Thankstoyourhardwork,wecanfinishthetaskaheadofschedule.

多亏了你的努力工作,我们能提前完成任务。

Thankstomodernscienceandtechnology,peopleleadamoreandmorecomfortablean