unit3inventorsandinventions知识讲解话题语言应用——发明家与发明

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1、话题语言应用——发明家与发明编稿：牛新阁审稿：王春霞语言积累交际用语打电话　　Whichextension...please?分机号是......？　　CanIspeakto...please?我能和......说话吗？　　Holdtheline，please．/Hangon，please．请不要挂断。　　Justamoment，please．请等一下。　　I’msorry，butthisphoneisoutoforder．对不起，但是电话出故障了。　　Ican’tgetthrough．我打不通。　　Sorry．He/Sheisn’the

2、rerightnow．对不起，他/她不在。　　CanIringbacklater?我能一会再打回去吗？　　I’llringhim/herupagain．我会再打给他/她。　　Imustringoffnowbecause....我必须挂断了，因为......话题语句（1）发现和发明（Discoveriesandinventions）1.Adiscoveryisanactortheprocessoffindingoutsomethingalreadyexistinginnaturebutnotyetknown.发现（discovery）指找到

3、存在于自然界却不为人知的事物的行为和过程。Aninventioniscreatingsomethingnotexistingbefore.发明是创造出以前不存在的事物。2.ThefourgreatChineseinventions：printing印刷术paper-making造纸compass指南针gunpowder火药3.What’stheconnection(联系)betweendiscoveryandinvention?Discoveries(发现)Inventions（发明）1.Electricity电1.Systemsofde

4、liveringelectricallightandheatingtohomesandoffices给住宅和办公室输送电力光和暖气的系统2.Householdmachinesforwashing,ironing,keepingfoodcold洗涤、熨烫、食物冷藏的家用机器3.Computers,telephones,television计算机、电话、电视2.Themovementofair空气流动1.Airplanejetengines飞机喷气引擎2.Airballoons气球3.Thecirculationoftheblood血液循环M

5、achinestohelppeoplewithseriousdisease(likekidneyfailure)帮助治疗严重疾病（如肾衰）的机器4.X-raysX射线1.Bodyscannerstoseewhetheryouareill身体扫描设备检查是否生病2.Machinestotreatillnesses(likecancer)治疗疾病（如癌症）的机器Discoveriesoftenleadtoinventions.Inventionsareoftenbasedondiscoveries.话题语句（2）Applyingforapat

6、ent1.Stages（进程）everyinventormustgothroughbeforeitisapproved（批准、认可）Findingaproblem发现问题Doingresearch研究问题Thinkingofacreativesolution想出创造性的解决办法Testingthesolution测试结论Decidingontheinvention确定发明Applyingforapatent申请专利（权）2.AdvantagesofgettingapatentYouarerecognizedasarealinventor.

7、作为发明者得到承认。Youcanmakemoneyifyousellyourinventiontoothers.卖掉发明可以挣钱。Youwillbecomefamous.会出名。Youareabletoprovethatyouwerethefirstpersontomaketheinvention.你能够证明你曾是这项发明的第一发明人。3.Patentoffice(专利局)playstheroleofdecidingwhatisaninventionandwhatisnot.Andonlyinventionscangetpatentsan

8、dtheycanberecognizedandprotected.Moreinventions1.ElectricshoesTheheeloftheseshoesisamachinethatm