2022版高考英语一轮复习选修7Unit20NewFrontiers课件北师大版

Unit20NewFrontiers Part1重点单词·巧记Ⅰ.核心单词1.________adj.技术上的2._____adj.磨损的3._______n.争执,冲突4.__________vi.通信;符合5._______n.障碍;屏障6.____________n.现象7._____vt.按;压technicalwornconflictcorrespondbarrierphenomenonpress 8.______vt.更新9.______vt.&n.拯救;救援10.__________adj.放射性的11._________n.消遣;娱乐12._________n.事业;企业13.______adj.方便使用的updaterescueradioactiverecreationenterprisehandy 14._____n.污迹,污点15.______adj.数字式的16.________n.类别;类型17.___________adj.自治的;自主的18.________n.同事,同僚19._________adj.直言的,坦率的20.________n.大标题21.________n.纪念品staindigitalcategoryautonomouscolleagueoutspokenheadlinesouvenir Ⅱ.拓展单词1.assistvt.帮助;协助→_________n.帮助;协助→________n.助手;助理2.starvev.挨饿→_________n.饥饿3.equaladj.平等的v.等于→_______n.平等4.assessvt.评价;评估→__________n.评价;评估5.donatevt.捐赠;赠送→________n.捐赠;赠送→_______n.捐赠者6.electricadj.电的;用电的→_________adj.电子的→________adj.电的;电气科学的assistanceassistantstarvationequalityassessmentdonationdonatorelectronicelectrical 7.specialadj.专门的;特殊的→________n.专家8.poisonn.毒药;毒物→_________adj.有毒的9.permitvt.允许;准许;许可→______n.许可证→__________n.允许;准许10.declarevt.宣告;宣布→__________n.宣布11.explorevt.探测,探险→__________n.检测,探险specialistpoisonouspermitpermissiondeclarationexploration Part2核心短语·闪记1.__________提前,预先2.________接收;接管3._________泄露(秘密);赠送4._____________致力于;献身于5._______下降;入睡6.______由于;因为7.____________总之8._____________更不用说inadvancetakeovergiveawaybededicatedtodropoffduetoinconclusionnottomention 9._________想出;理解;计算出10._________使理解;把……讲清楚11.__________而不是12.___________弥补13.________开展;执行14.__________另外figureoutgetacrossratherthanmakeupforcarryoutinaddition Part3经典句式·速记1.句型公式:by+时间点　常与完成时连用_______________(截止到2015年),theclothingindustrywillhaveproducednewtypesofmaterialthatwillremainstainlessnomatterwhatyouspillonthem.2.句型公式:thereisnodoubt...that毫无疑问,引导同位语从句________________(毫无疑问)aboutit.Bytheyear2015Thereisnodoubt 3.句型公式:.without...,主句引导含蓄虚拟句_____________________________________________________________(如果没有这些先驱者在科技方面的突破),whetherluckyorplanned,theworldasweknowittodaywouldhavebeenacompletelydifferentplace.Withoutthebreakthroughsofthesepioneersinscienceandtechnology 【联想拓展·多积累】1.“互联网”大家庭①Internetn.因特网②networkn.网络③surfvi.&vt.冲浪,浏览④downloadvt.下载⑤uploadvt.上传 2.“时间”一览①temporaryadj.暂时的,一时的②permanentadj.永久的,长久的③instantadj.紧迫的④intervaln.间隔,间歇⑤punctualadj.守时的 谢谢观看！ 本课结束