译林版高中英语学案必修第三册精品课件 UNIT 4 Scientists who changed the world Section B.ppt

;内容索引;;Ⅰ.重点单词;识记阅读词汇

1.penicillinn.?

2.mouldn. ?

vt. ?

3.bacterian. ?

4.lightningn. ?

5.ribbonn. ?

6.metaln. ?

7.bangn. ?

vi.vt. ?;串记拓展词汇

1.intelligentadj.有才智的,聪明的;有智力的→n.智力,才智;智能?

2.politiciann.政治家,从政者;投机钻营者→n.政治,政治学

→adj.政治的?

3.electricityn.电,电能→adj.电的,发电的,电动的

→adj.电的,用电的;与电有关的?;Ⅱ.重点短语;;重点词汇;【背佳句】Thehungrybearfollowedhisnosetoourcamp,whichwassurroundedbyahighwirefence.

这只饥饿的熊跟着它的嗅觉来到我们的营地,那里被高高的铁丝栅栏包围着。;练出神单句语法填空

①The(surround)areacontainsplentyofnativebushesandsomefamouswalks.?

②(surround)byagroupofyoungpeople,theoldmanfelthappy.?

③Theybuiltthemselveslargevillas(别墅)inthewooded_____________(surround)ofthetown.?

写精彩完成句子·背诵

④我逐渐意识到成功的关键在于努力让自己周围都是有创造力的人。

Icametorealizethatthekeytosuccesslayintryingto______________

____________________________________.?;2.indicatevt.表明;暗示;提及;指出

【教材原句】Theresultsindicatedthatsomethingproducedbythemouldhadkilledthebacteria.

结果表明,霉菌产生的某种物质杀死了这种细菌。

【归纳拓展】

(1)indicatesth.tosb.向某人提及某事

indicatethat...暗示/表明……

(2)indicationn.指示,指出;迹象;象征

indicationof/asto...……的迹象,……的指示

there’s(no)indicationof.../that...(没)有迹象表明……;【背佳句】Youmustprovideamedicalcertificateindicatingyouarefittowork.

你必须提供健康证明,证明你适合工作。;练出神单句语法填空

①BMIisaninternationallyrecognizedmeasurementtoolthatgivesan

(indicate)ofwhethersomeoneisahealthyweight.?

②AsfarasI???mconcerned,thereisnoevidence(indicate)thatheisaqualifiedtutor.?

写精彩完成句子·背诵

③这表明数量在他们的大脑中有一种特定的表达方式。

___________________________thereisacertainwayquantityisrepresentedintheirbrains.?;3.accidentn.意外,偶然的事;事故,意外遭遇

【教材原句】OnemightthinkFlemingdiscoveredpenicillinbyaccident,butactuallythisisfarfromthetruth.

有人可能会认为弗莱明发现青霉素是出于偶然,然而实际上,这远非事实。

【归纳拓展】

(1)byaccident=bychance偶然,意外地

bynoaccident绝非偶然

(2)accid