Unit 1 Science and Scientists 单元过关复习(ppt课件)-2022新人教版（2019）《高中英语》选择性必修第二册.pptx

1、UNIT 1SCIENCE AND SCIENTISTS 单元过关复习练写作词汇1.severeadj.极为恶劣的;十分严重的;严厉的2.frustratedadj.懊恼的;沮丧的;失意的3.multipleadj.数量多的;多种多样的4.suspectvt.&vi.怀疑;疑有;不信任n.犯罪嫌疑人;可疑对象5.blamevt.把归咎于;责怪;指责n.责备;指责6.handlen.把手;拉手;柄vt.处理;搬动;操纵(车辆、动物、工具等)7.linkn.联系;纽带vt.把连接起来;相关联8.decreasen.减少;降低;减少量vt.&vi.(使大小、数量等)减少;减小;降低9.thinkin

2、gn.思想;思维;见解10.virusn.病毒11.findingn.发现;调查结果;(法律)判决12.initialadj.最初的;开始的;第一的13.solidadj.可靠的;固体的;坚实的n.固体14.cast vt.投射;向投以(视线、笑容等);投掷15.shadown.阴影;影子;背光处16.pourvt.倒出;倾泻;斟(饮料)17.mechanical adj.机械的;发动机的;机器的18.defendvt.保卫;防守;辩解19.assistantn.助理;助手20.leadership n.领导;领导地位;领导才能21.tracevt.追溯;追踪;查出n.痕迹;遗迹;踪迹22.o

3、utstanding adj.优秀的;杰出的;明显的23.giftedadj.有天赋的;有天才的;天资聪慧的24.steadyadj.稳定的;平稳的;稳步的25.besidesprep.除之外(还)adv.而且;此外26.brilliantadj.聪颖的;绝妙的;明亮的27.furthermore adv.此外;再者28.faultn.弱点;过错29.shift n.改变;转换;轮班vi.&vt.转移;挪动;转向30.vividadj.生动的;鲜明的;丰富的阅读词汇1.cholera n.霍乱2.germ n.微生物;细菌;病菌3.subscribe vi.认购(股份);定期订购;定期交纳(会

4、费)4.pump n.泵;抽水机;打气筒5.household n.一家人;家庭;同住一所(套)房子的人6.raw adj.未煮的;生的;未经处理的;原始的7.pure adj.干净的;纯的;纯粹的8.substantial adj.大量的;价值巨大的;重大的9.statistic n.(pl.)统计数字;统计资料;统计学10.epidemiology n.流行病学11.microscope n.显微镜12.protein n.蛋白质13.cell n.细胞;小房间;单间牢房14.rainbow n.彩虹15.aerospace n.航空航天工业16.patriotic adj.爱国的17.a

5、viation n.航空制造业;航空;飞行18.jet n.喷气式飞机19.missile n.导弹20.abstract adj.抽象的;理性的n.(文献等的)摘要21.concept n.概念;观念22.telescope n.望远镜词汇变形1.contradictory adj.相互矛盾的;对立的;不一致的contradict vt.反驳;矛盾2.infection n.感染;传染infect vt.使感染;传染3.proof n.证据;证明;检验prove vt.证明4.intervention n.介入;出面;干涉intervene vi.介入;干涉5.transform vt.使改

6、观;使改变形态vi.改变;转变transformation n.改变;转换6.astronomer n.天文学家astronomy n.天文学语境活用1.The witnesses statements of the accident contradict each other;that is to say,their statements are contradictory,so the fact remains unclear.(contradict)2.A single mosquito can infect a large number of people;but exactly wh

7、ich virus has caused the infection is still unknown.(infect)3.The situation calmed down when police intervened.Luckily,the intervention of the United Nations helped solve the issue.(intervention)常用短语常用短语1.once and for all 最终地;彻底地2.subscribe to 同意;赞同3.thanks to 幸亏;由于4.break out(战争、打斗等不愉快的事情)突然开始;爆发5.

8、in charge of 主管;掌管e down with 患(病);染上(小病)7.above all 最重要的是;尤其是词块1.heart attack心脏病2.the most feared diseases最可怕的疾病3.die from 死于4.be determined to 决心5.find out 了解;查明6.have a great impact on有很大的影响7.study disease研究疾病8.scientific spirit科学精神9.switch ones major改变某人的专业10.rocket technology火箭技术11.space explor

9、ation centres空间探索中心12.missile programme导弹方案13.side effect副作用14.in low spirits情绪低落15.mental and physical health身心健康16.health care养生保健17.have an operation做手术18.get over克服19.care for关心;照顾20.advanced technology先进技术21.make a breakthrough取得突破语篇填空语篇填空John Snow Defeats“King Cholera”Cholera used to be one of

10、 the most feared 1.diseases(disease)in the world until John Snow showed how it could be overcome.Cholera,as 2.a deadly disease of its day,threatened ordinary people.No one knew its cause or its cure.Every time cholera broke out,large numbers of 3.frightened(frighten)people died.John Snow was determi

11、ned 4.to solve(solve)this problem.He knew only if he found its cause would it be controlled.There were two theories that 5.possibly(possible)explained how people got infected.John Snow 6.subscribed(subscribe)to the theory that cholera was caused by an infection from germs in food or water.In 1854 an

12、other outbreak of cholera hit London.John Snow decided to investigate.He marked the places on a map,7.which gave him a valuable clue about the cause of the disease.He found many of the deaths were near the water pump in Broad Street.Some households had no deaths because these people drank free beer.It seemed that the water pump was 8.to blame(blame).He made further research and concluded that polluted water led 9.to the disease.Finally“King Cholera”10.was defeated(defeat).Thanks to John Snow,we now know how to prevent cholera.