北师大高二英语Unit 20重点词汇.docx
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北师大高二英语Unit 20重点词汇.docx
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北师大高二英语Unit20重点词汇
北师大高二英语Unit20重点词汇
一、重点单词:
1.mass质量;物质;众多、大量。
短语:
amassof=massesof一团(块、堆、群)、大量的,可修饰可数或不可数名词;the(great)massof大多数、大部分;beamassof遍体是……;充满了……;inmass全部,全体;整个地;inthemass总体上;总的说来;amongthemasses在民众中间;massalongtheroad 聚集在路旁;amassofcolour 一大片色彩;asolidmassofearth 一大块泥土;labouringmasses 劳动群众;
用法:
①mass的基本意思是“团,块,堆”,指不规则物体聚成在一起形成的“团,块,堆”,是可数名词。
②mass也可作“大量,大批;众多”解,是可数名词。
③mass可用作及物动词,也可用作不及物动词。
用作及物动词时接名词或代词作宾语。
④mass用作形容词的意思是“许多的,大规模的,群众的”,在句中只作定语,无比较级和最高级。
alargeamountof+不可数名词,作主语后跟单数谓语,largeamountsof+不可数名词,后跟复数谓语;由amount的数决定谓语动词的数。
类似的词有:
amassof,massesof;aquantityof,quantitiesof;avarietyof,varietiesof等。
配套练习:
①Theyoungdancerslookedsocharmingintheirbeautifulclothesthatwetook___picturesofthem.
A.manyofB.massesofC.thenumberofD.alargeamountof
②MrSmithhasbeentoShanghaiseveraltimes.Hehasdone___businessthere.
A.massesofB.anumberofC.lotsD.afew
③Thevariedmountainscenerywassobeautifulthattheytook___ofphotographs.
A.manyofB.massesofC.thenumberofD.alargeamountof
④Theyoungdancerslookedsocharmingintheirbeautifulclothesthatwetook_____picturesofthem.
A.manyofB.massesofC.thenumberofD.alargeamountof
2.assist(v)援助、帮助;
短语:
assistsbwithsth/todosth/indoingsth帮助某人做某事;assistsbtohisfeet扶某人站起来;give/lendassistancetosb帮助某人;assistataceremony出席仪式;assistatfirstoperation第一次协助做手术;assistatameeting参加会议;assistatawedding参加婚礼;assistinthepreparationofareport帮助准备报告;assistinashop在店里帮忙;assistintheworkofrescue协助救援工作;assistsbincompilingadictionary帮助某人编辞典;assistsbtoone'sfeet扶某人站起来assistsbwithsb'sEnglish帮助某人学习英语;assistsbwiththeformfilling帮助某人填表;assistsbwithmoney以金钱相助;
用法:
①assist用作及物动词时其后可跟简单宾语或以动词不定式充当补足语的复合宾语;assist也可用作不及物动词。
②assist作vi,后接at或in,表示“在……方面帮忙”。
如:
Sheassistedattheirwedding.作vt,其宾语后接in或with,表示帮忙的内容。
如:
Theyassistedhiminmovingthefurniture/withhiswork.
配套练习:
(1).用assist的相关短语填空
①Theyoungnursewasverynervouswhenshe_______inherfirstoperation.
②Ateamofnurses______thedoctor_______performingtheoperation.
③Sheemployedawomanto______her______thehousework.
④Goodglasseswill______you______read.
(2).单项填空:
I _____banningtrucksinthecitycentrebecauseitwillreduceairpollutionandnoise.
A.assistB.advocateC.admitD.oppose
②Mostinstitutionsprovidecourseswhich _____newstudentsindevelopingtheskillstheyneedtobesuccessful.
A.prevent B.require C.assist D.forbid
③Theysentsomeoneto _____thevalueofthehouse.
A.accessB.assistC.assessD.possess
ProjectHopeaimsathelpingthepoorchildreninremoteareasto_____education.
A.acceptB.keepC.assistD.receive
Hedidn’t______theinvitationsentbyaforeigncompanyaskingtogotoworkinit.
A.acceptB.keepC.assistD.receive
Heaskedusto_____incarryingthroughtheplanatthemeetingyesterday.
A.provideB.encourageC.assistD.persuade
ProjectHopeaimsathelpingthepoorchildreninremoteareasto___education.
A.acceptB.keepC.assistD.receive
Hedidn’t______theinvitationsentbyaforeigncompanyaskingtogotoworkinit.
A.acceptB.keepC.assistD.receive
Heaskedusto_____incarryingthroughtheplanatthemeetingyesterday.
A.provideB.encourageC.assistD.persuadeDACB
Heassistedanoldlady_____acar.
A.fromB.outofC.byD.On
3.issue问题、发行、分配;
短语:
at/inissue在争论中;intheissue结果、到头来;join/takeissuewithsbonsth就某事与某人争论;issueanorder发布命令;issuein导致;issuefrom由……产生;thelatestissueofChinaDaily最近一期中国日报;matter〔point〕atissue 争论的焦点;atissuewithsb 与某人意见不一致;onthatissue 关于那个问题;issueofanewspaper 报纸的发行;issueofbusiness 营业项目;issueoffact 事实上的争论点;burningissueoftheday 燃眉之急的问题;issueontheagenda 一项议程;
用法:
①issue既可用作及物动词,也可用作不及物动词。
用作及物动词时,后可接名词、代词作宾语;也可接双宾语,其间接宾语可以转换为介词to的宾语,介词不可用for;也可接介词from,表示“从…涌出”;issue还可接以as短语充当补足语的复合宾语。
②issue的基本意思是“问题”“争论点”,多指所思、所说及所写的主要事件或观点,引申可作“要点”“争吵原因”解,一般只用单数形式。
③issue作动词“发行,发放”时,可用issue sthtosb或issue sbsth。
如:
Theauthoritiesissuedclothesandshoestothem.
配套练习:
①Hisdifficultiesinhiswork___hislackofexperience.
A.issueinB.issuefromC.resultinD.leadto
②Anarmyspokemanstressedthatallthesoldiershadbeenordered___clearwarningsbeforefiringanyshots.
A.toissueB.beingissuedC.tohaveissuedD.tobeissued
③He___withmeonthematteryesterdaymorning.
A.joinedissueB.tookissueC.arguedD.alltheabove
④Thecommitteemembersagreedtothesuggestionthattheissue_____toimmediatevoting.
A.istobeputB.beputC.shouldputD.mustbeput
4.stain(n)污点、瑕疵、色斑;stainless(adj)纯洁的、不锈的、无瑕疵的;
短语:
stainone’sfingerswithink使手指沾上墨水;stainone’snamewithslander用诽谤的手段败坏某人的名声;abloodstain血迹;stainthefamilyhonour 玷污家庭的名誉;stainthef
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