unit 3 inventors and inventions知識講解 話題語言應(yīng)用——發(fā)明家與發(fā)明

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1、話題語言應(yīng)用——發(fā)明家與發(fā)明編稿：牛新閣審稿：王春霞語言積累交際用語打電話　　Whichextension...please?分機(jī)號是......？　　CanIspeakto...please?我能和......說話嗎？　　Holdtheline，please．/Hangon，please．請不要掛斷。　　Justamoment，please．請等一下。　　I’msorry，butthisphoneisoutoforder．對不起，但是電話出故障了?！　can’tgetthrough．我打不通。

2、　　Sorry．He/Sheisn’thererightnow．對不起，他/她不在?！　anIringbacklater?我能一會再打回去嗎？　　I’llringhim/herupagain．我會再打給他/她?！　mustringoffnowbecause....我必須掛斷了，因為......話題語句（1）發(fā)現(xiàn)和發(fā)明（Discoveriesandinventions）1.Adiscoveryisanactortheprocessoffindingoutsomethingalreadyexist

3、inginnaturebutnotyetknown.發(fā)現(xiàn)（discovery）指找到存在于自然界卻不為人知的事物的行為和過程。Aninventioniscreatingsomethingnotexistingbefore.發(fā)明是創(chuàng)造出以前不存在的事物。2.ThefourgreatChineseinventions：printing印刷術(shù)paper-making造紙compass指南針gunpowder火藥3.What’stheconnection(聯(lián)系)betweendiscoveryandinv

4、ention?Discoveries(發(fā)現(xiàn))Inventions（發(fā)明）1.Electricity電1.Systemsofdeliveringelectricallightandheatingtohomesandoffices給住宅和辦公室輸送電力光和暖氣的系統(tǒng)2.Householdmachinesforwashing,ironing,keepingfoodcold洗滌、熨燙、食物冷藏的家用機(jī)器3.Computers,telephones,television計算機(jī)、電話、電視2.Themovem

5、entofair空氣流動1.Airplanejetengines飛機(jī)噴氣引擎2.Airballoons氣球3.Thecirculationoftheblood血液循環(huán)Machinestohelppeoplewithseriousdisease(likekidneyfailure)幫助治療嚴(yán)重疾?。ㄈ缒I衰）的機(jī)器4.X-raysX射線1.Bodyscannerstoseewhetheryouareill身體掃描設(shè)備檢查是否生病2.Machinestotreatillnesses(likecancer

6、)治療疾?。ㄈ绨┌Y）的機(jī)器Discoveriesoftenleadtoinventions.Inventionsareoftenbasedondiscoveries.話題語句（2）Applyingforapatent1.Stages（進(jìn)程）everyinventormustgothroughbeforeitisapproved（批準(zhǔn)、認(rèn)可）Findingaproblem發(fā)現(xiàn)問題Doingresearch研究問題Thinkingofacreativesolution想出創(chuàng)造性的解決辦法Testing

7、thesolution測試結(jié)論Decidingontheinvention確定發(fā)明Applyingforapatent申請專利（權(quán)）2.AdvantagesofgettingapatentYouarerecognizedasarealinventor.作為發(fā)明者得到承認(rèn)。Youcanmakemoneyifyousellyourinventiontoothers.賣掉發(fā)明可以掙錢。Youwillbecomefamous.會出名。Youareabletoprovethatyouwerethefirst

8、persontomaketheinvention.你能夠證明你曾是這項發(fā)明的第一發(fā)明人。3.Patentoffice(專利局)playstheroleofdecidingwhatisaninventionandwhatisnot.Andonlyinventionscangetpatentsandtheycanberecognizedandprotected.Moreinventions1.ElectricshoesTheheeloftheseshoesisamachinethatm