综合教程4 Unit5课后练习答案

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1、UnitOneLifestylesEnhanceYourLanguageAwarenessWordsinAction▆WorkingwithWordsandExpressions1.Listedintheboxesbelowaresomeofthewordsyouhavelearnedinthisunit.Completethefollowingsentenceswiththewordsgiven.Changetheformwherenecessary.▆Answers:1)furnish2)resolve3)maintaining4)discar

2、ded5)sanction6)raise7)strip8)bare9)bargain10)simplified11)trade12)downsize13)numerous14)fraction15)plain16)tackle17)rolling2.Listedintheboxesbelowaresomeexpressionsthatyouhavelearnedinthisunit.Completethesentenceswitheachofthem.Changetheformwherenecessary.▆Answers:1)keepstrack

3、of2)Itturnedoutthat3)stripdownto4)takeaninterestin5)inreturn6)isallofapiece7)writeout8)eatout9)lookback10)cutout▆IncreasingYourWordPower1.Youwillreadfourgroupsofwordsandphraseswhicharesimilarinmeaning.Reflectonthedifferencesinusagebetweenthewordsandphrasesineachgroupandfilline

4、achblankwithaproperone.Changetheformifnecessary.▇Answers:1)takepartin2)join3)joinedin4)consistof5)iscomposedof6)ismadeupof7)liveoff8)liveon9)liveby10)occurred11)takeplace12)happen1.Studythefollowingusefulprefixesandthenwriteoutthewordsintheleftcolumnofthefollowingtableaccordin

5、gtothehintsgivenintheright.Theinitialletterofthetargetwordisgiven.auto-=oforbyoneselfcon-/com-=with,togethercounter-=theoppositeofinter-=between,amongex-/e-=outof,fromextra-=outside,beyondre-=again,backtrans-=across▆Answers:1)autobiography2)combine3)counterattack4)exclude5)ext

6、racurricular6)interact7)interrelate8)recycle9)refresh10)transform2.Bothacronyms(首字母缩拼词)andinitialisms(首字母缩略词)areformedfromthefirstlettersofaseriesofwordstorepresentnamesoforganizationsorareusedasscientificterminologies(术语).Anacronymisdifferentfromaninitialisminthattheformerisp

7、ronouncedasonewordwhilethelatterispronouncedletterbyletter.Forexample,UNESCOisanacronymfor“UnitedNationsEducation,ScientificandCulturalOrganization”(联合国教育、科学及文化组织);NPCisaninitialismfortheNationalPeople’sCongress.Nowworkinpairsandturnthefollowingacronymsandinitialismsintotheiro

8、riginalformsandgivetheChinesetranslations.Consultadictionaryi