Unit 4 Understanding ideas Language points-高中英语外研版（2019）选择性必修第三册

ThankstoAI,I’vegotmyownsuper-smartpersonalassistantbuiltintomyphone.◆assistantn.助手,助理【词汇拓展】assistv.帮助,协助assistsbwithsth 在某方面给某人帮助assistsbin(doing)sth 帮助某人做某事assistsbtodosth 帮助某人做某事assistancen.[U] 帮助,协助,援助withtheassistanceof 在……的帮助下cometosb’sassistance 帮助某人【易混辨析】assist/help/aidassist意为“帮助;协助”,侧重指协助help意为“帮助”,为常用词aid一般是指“援助”一群人,尤指用金钱(接受帮助的人较广)Everyrecommendation

shegivesmeisgreatsinceshecanpredictifIwilllikeaparticularrestaurant.

▲此句中的she指代mysuper-smartpersonalassistant,运用了

拟人的修辞手法▲shegivesme是省略了that或which的限制性定语从句，修饰recommendation

▲since引导原因状语从句

▲if引导宾语从句◆recommendationn.推荐;建议【词汇拓展】recommendv.推荐;建议;劝告recommenddoingsth 建议做某事recommendsbtodosth 建议某人做某事recommendthatsb(should)do 建议某人做某事(从句用虚拟语气)recommendsbsth 向某人推荐某物recommendsthtosb 把某物推荐给某人recommendsbas... 推荐某人为……Andastheywon’tbesusceptibletohumanerror,they’llcertainlybealotsafer.

◆susceptibleadj.易受影响的【词汇拓展】besusceptibleto易受……的影响besusceptibleof 能经受某事物;有某种能力susceptiblepopulation 易感人群Youngpeoplearethemostsusceptible

toadvertisements.年轻人最容易受广告的影响。Isyourstatementsusceptible

ofproof?你的说法能加以证实吗?Still,IdothinkthatdevelopmentsinAIwillonthewholemakedoingday-to-daythingsaloteasier.

▲此句为含有that引导的宾语从句的复合句▲主句Idothink中的助动词do表示强调，如:Soyoudidcomeafterall.Hedoesspeakwell.

▲从句是“主+谓+宾+宾补”结构：thatdevelopments…

will…makedoing…aloteasier主语谓语宾语宾补▲stilladv.inspiteofwhathasjustbeensaidordone

虽然如此，尽管那样，然而egTheweatherwascoldandwet.Still,wehadagreattime.▲onthewholeingeneral总的看来

egOnthewhole,I’minfavouroftheidea.▲day-to-day

adj.

involvingtheusualeventsortasksofeachday日常工作的；例行的egShehasbeenlookingaftertheday-to-dayrunningoftheschool.3.Thetechnologyyou’reusingandenjoyingtodayisabasicformofAIwhichcan’tthinkindependentlywithoutprogramming.▲此句为含有两个定语从句的复合句，其主干为____________________________________________▲第一个定语从句是_____________________________，它省略了关系代词that或which，修饰先行词thetechnology。▲

第二个定语从句是whichcan’tthink…programming，修饰先行词AI。you’reusingandenjoyingtodayThetechnologyisabasicformofAIOfcourse,itcouldbeveryusefultohaveamoreadvancedformofAI—atrulyindependentformofartificialintelligence,capableofexercisingitsownjudgement,couldhelpussolvemanyoftheworld’sproblems.▲itcouldbeveryusefulto…中的it是形式主语，真正的主语是不定式短语tohaveamoreadvancedformofAI。▲capableof(doing)sth

havingthequalitiesorabilitytodosth有能力做某事egThecompanyisn’tcapableofhandlinganorderthatlarge.Buthaveyoueverthoughtabouttherisks?

◆riskn.风险v.冒险【词汇拓展】takerisks/arisk冒险take/runtheriskofdoingsth 冒险做某事atrisk 有风险attheriskof... 冒着……的风险riskone’slifetodosth 冒险做某事Heriskedhislifetosavemeinthecoldriver.Wecouldbeseenasa“small”inconveniencethat’sinthewayofasolutiontoabiggerproblem.

◆inconveniencen.不方便【词汇拓展】conveniencen.方便;便利atone’sconvenience 在某人方便的时候forconvenience（ofsb）

为了方便（某人）convenientadj.

方便的;便利的convenientlyadv.

方便地;便利地itisconvenient(forsb)todosth

(某人)方便做某事【名师点津】(1)convenience意为“便利;方便”时,为不可数名词;意为“便利的事物或设施”时,为可数名词。(2)convenient作表语时,不可用人作主语,而要用物作主语或用it作形式主语。【微写作】YoucanvisitProfessorLiwhenitisconvenient,thatis,athisconvenience.Hishouseisconvenientlynearthebusstop.…,yousayhowgreatitwouldbetohaveself-drivingcars,butwhataboutallthetaxidriverswhowouldlosetheirjobs?

▲在这个but连接的并列句中，第一个分句中yousay后接宾语从句，从句中it是形式主语，不定式短语tohaveself-drivingcars是真正的主语。▲but后的分句中含有一个定语从句whowouldlosetheirjobs，修饰先行词___________________。allthetaxidriversNearlyeveryjobispotentiallyatriskinthelongrun.◆

potentiallyadv.潜在地【词汇拓展】potentialn.潜在性；可能性；潜力；潜质adj.可能的；潜在的potentialfor...……的潜力/可能性have/showpotential有潜力/表现出潜力achieve/fulfill/realizeone'spotential发挥某人的潜能havethepotentialtodo有做……的潜力inthelongrun/term从长远来看IbelievemostofthevalueofAIliesinitscapacitytoanalyseandinterpretvastamountsofdata,whichmeansitcanevensolveproblemsthataretoochallengingforhumanexperts.

▲Ibelievemost…forhumanexperts.主谓省略that的宾语从句▲mostof…AIliesinitscapacityto…data修饰不定式短语作定语谓语主语宾语▲…data,which…problems

that…experts.非限制性定语从句限制性定语从句修饰修饰▲liein在于egThetroubleliesintheengine．▲capacityn．能力，才能；容量；容纳人数

capableadj.有能力的；能干的▲analysev.分析

egThefirststepistodefineandanalysetheproblem.【拓展】analysisn.

分析analystn.

分析者；化验员analyticaladj.分析的；分析性的OnethingIthinkweallagreeon,though,isthatsaying“MyAIdidit!”won’tbeanyexcuseforillegalorimmoralbehaviour!

▲illegal

adj.notallowedbythe