新编英语教程(李观仪)Unit 8 练习答案.doc.doc

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1、Unit8Keytoexercises:Vocabularyexercises:I.Explaintheunderlinedpartineachsentenceinyourownwords.1.except,apartfrom2.essentially,basically3.wheneveritispossible4.overalongperiod5.different,replacementII.Fillintheblankineachsentencewithawordtakenfromtheboxinitsappropriatefor

2、m.1.focus2.muchthesame3.consciousness4.threat5.deserved6.decomposed7.revealed8.frequentIII.Fillintheblankswiththeappropriateformsofthegivenwords.1.perusal2.intensified3.excessive4.speculative5.abundance6.inclusive7.emits8.locallyIV.Choosethewordorphrasethatcanreplacetheun

3、derlinedpartineachsentencewithoutchangingitsoriginalmeaning.1.A2.D3.B4.C5.D6.A7.C8.AV.Giveasynonymoranantonymofthewordunderlinedineachsentenceinthesenseitisused.1.Synonym:mainly,basically,firstly2.Antonym:unfortunately,unluckily3.Antonym:exclude4.Synonym:part,division5.An

4、tonym:decrease,lowering6.Antonym:unavailable7.Synonym:weak,insecure,unsafe8.Antonym:irresponsibleVI.Writeineachspaceonewordthathasthesamestemasunderlinedineachgivenword.1.centigradecentimeter2.kilogramkilometer3.synopsissynthetic4.supervisesuperior5.submarinesubmerge6.ast

5、ronautastronomy7.microbiologymicrowave8.overworkoverloadGrammarexercises:I.Completethefollowingsentencesusingtheappropriateverbforms.1.began;havehad2.Have;talked;havetalked;talked3.hasinvented4.havetelephoned;went5.havebeen6.hasgot/hasgotten7.hasbeen8.haveforgotten9.hasgo

6、ne;didhego10.was;hasdisappearedII.Makesentencesusingthetimeadverbialsgiven.TheanswersareopenIII.Comparethefollowingpairsofsentencesandexplainthedifference.1.a.Theverbhereisinsimplepresentform.“Hasgot”signalsstativepossession.“Got”isoftenomittedinwrittenstyle.b.“Hasgotten”

7、means“hasobtained”andconveysthesenseofanaccomplishment.2.ForsomespeakersofAmericanEnglish,thesetwosentencesaresynonymous.However,otherspeakersfeelthereisthefollowingdifference:a.Itreflectsthespeaker’spointofview.Thespeakerjustheardthenewsandwantstoknowifthelistenerjusthea

8、rdittoo.b.Thissentenceisspokenmorelikelywiththelistener’sperspectiveinmind.(i.e.thelistenerlooks