Unit 1 Words and expressions （上）（ppt课件）-2022新人教版（2019）《高中英语》选择性必修第二册.pptx

1、MissQ Words and ExpressionsScience and Scientistscholera klr:n.霍乱霍乱severe sv(r)adj.极为恶劣的极为恶劣的;十分严重的十分严重的;严厉的严厉的severely adv.严重地；严格地，严厉地severeness n.严重，艰难，淳朴；severity n.严重，猛烈 We didnt realize the severity of her illness.be severe on 对严厉diarrhoeadar n.腹泻腹泻dehydration dihadren n.脱水脱水This illness causes

2、 severe diarrhoea,dehydration,and even death.frustrated frstretd adj.懊恼的；沮丧的；失意的懊恼的；沮丧的；失意的frustrate vt.挫败，阻挠frustrating adj.令人沮丧的frustration n.沮丧，懊恼He became frustrated because no one knew how to prevent or treat cholera.读后续写frustratedThe _ result really _ me and I was so _ that nothing could relie

3、ve my _.frustratingfrustratedfrustratedfrustrationonce and for all 最终地最终地;彻底地彻底地However,he never lost his desire to destroy cholera once and for all.最后一次（强调不耐烦）最后一次（强调不耐烦）to emphasize your impatience when you ask or say something that you have asked or said many times beforeOnce and for all,will you

4、 switch off that television!contradictory kntrdktri adj.相互矛盾的相互矛盾的;对立的对立的;不一致的不一致的常见搭配：contradictory messages/statementscontradiction n.驳斥contradict v.相抵触，批驳in contradiction to 与与相矛盾相矛盾contradict each other 互相矛盾互相矛盾In general,doctors in those days had two contradictory theories to explain how choler

5、a spread.germ dm n.微生物微生物;细菌细菌;病菌病菌infection nfekn n.感染；传染感染；传染infect vt.使感染，传染infectious adj.传染性的infected adj.带细菌的，感染病菌的 infectious smile 感染性微笑感染性微笑The other was that cholera was caused by an infection from germs in food or water.Many people were _ by the _ germs and the _ was deadly.infectedinfect

6、iousinfectioninfectionsubscribe sbskrab v.认购认购(股份股份);定期订购定期订购;定期缴纳定期缴纳(会费会费)subscribe to.同意同意,赞同；订阅赞同；订阅subscriber n.订阅人，定期捐款人subscription n.订阅，(亲笔)签名Snow subsribed to the second theory.It was correct,but he still needed proof.proof pruf n.证据证据;证明证明;检验检验prove v.证明 反：disprove 证明是假的proven adj.已证实的 pro

7、of of identity 身份证明身份证明With so much solid _,I have _ myself to be innocent.proofprovedproofmultiple mltpl adj.数量多的数量多的;多种多样的多种多样的n.倍数倍数 20 is a multiple of 5.pump pmp n.泵泵;抽水机抽水机;打气筒打气筒There were multiple deaths near the water pump in Broad Street.multiply v.繁殖繁殖/乘乘household n 一家人；家庭；同住一所(套)房子的人 adj

8、.家用的；家喻户晓的家用的；家喻户晓的 domestic常见搭配poor/wealthy households 贫穷/富裕家庭highincome households 高收入家庭household goods/products 家庭用品However,some households had had no deaths.电子设备的平均数量从电子设备的平均数量从19921992年的每户年的每户4 4台台上升上升到到20072007年的每户年的每户1313台。台。The average number of electronic devices rose from four _ in 1992 to

9、 13 in 2007.per householdsuspect vt.&vi.怀疑；疑有；不信任 sspekt n犯罪嫌疑人；可疑对象 sspektsuspect vt.&vi.怀疑；疑有；不信任 sspekt n犯罪嫌疑人；可疑对象 sspektsuspicious adj.可疑的可疑的suspicion n.怀疑怀疑suspect sb.of(doing)sth.怀疑某人(做)某事suspect that.怀疑；觉得suspect.to be/as 怀疑是blame blem v.把把归咎于归咎于.;责怪责怪;指责指责 blame sb.for(doing)sth.责备某人(做)某事bl

10、ame sth.on.把某事归咎于be to blame(for sth.)(对某事)负有责任n.责备责备;指责指责take/bear the blame for.对担责put the blame for sth.on sb.把某事归咎于Snow ed that the water was to.handle hndl n把手；拉手；柄deal withSnow announced that the pump water carried cholear germs.Accordingly,he had the of the pump removed so that it could not b

11、e used.vt.处理；搬动；操纵(车辆、动物、工具等)He refused to allow his secretary to handle secret documents.get/have a handle on sth.弄懂弄懂.intervention ntvenn n.介入介入;出面出面;干涉干涉intervene v.干涉干涉Through this intervention,the disease was stoppeed in its tracks.link n联系；纽带vt.把连接起来；相关联link.with/to.将将.与与.联系联系/连接起来连接起来link up(

12、with)(与与)结合，连接结合，连接A is linked to/with B A和B有关系a link between A and B raw r adj.未煮的未煮的;生的生的;未经处理的未经处理的;原始的原始的pure pj(r)adj.干净的干净的;纯的纯的;纯粹的纯粹的purely adv.完全地，纯粹地完全地，纯粹地purify vt.净化，使净化，使洁净洁净substantial sbstnl adj.大量的大量的;价值巨大的价值巨大的;重大的重大的adj.实质的；坚固的实质的；坚固的substance物质，物品物质，物品considerablemassiveextraordi

13、narydecrease n减少；降低；减少量vt.&vi.(使大小数量等)减少；减小；降低反：反：increase +on the decrease 正在减少正在减少a decrease in.在在.方面减少方面减少/dikris/dkris/decrease to.减少到减少到decrease by.减少了减少了The threat of cholera around the world saw a substantial decrease.thanks to.因果逻辑词近义：近义：as a result ofdue to owing tosincenow that.幸亏；幸亏；由于由于s

14、tatistic sttstk n.(复数复数)统计数字统计数字;统计资料统计资料;统计学统计学transform trnsfmv.使改观使改观;使改变形态使改变形态;改变改变;转变转变transform A into B 把把A变成变成Btransformation n.改观，改变，变革改观，改变，变革In his use of maps and statistics,Snow transformed the way scientists study diseases.epidemiology epdimildin.流行病学流行病学 microscope makrskp n.显微镜显微镜epidemic n.流行病，蔓延