Unit1重点单词,词组解析

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1、Unitl重点单词，词组解析重点单词［词条1］survive［课文原句］Isitenoughtohavesurvivedforalongtime?(Page1)［点拨］survive在此为不及物动词，意为“幸存，存活”。乂如:①Themanwasseriouslyill,buttoeveryoneJssurprise,hesurvived.②Thiskindofanimalcansurviveforsevendayswithouteating.［拓展］•survive还可作及物动词，意为“幸免，幸

2、免于难，挺过；比……活(或存在)的时间长”。例如：①Hesurvivedtheshipwreck(船只失事).②Themansurvivedhiseldersisterby10years.•survive的名词形式有两个，一个为survival,意为“牛存，存活；幸存”；另一个为survivor,意为“幸存者，生还者”。例如：①Weneedenoughwaterandfoodforsurvival.②Nosurvivorswerefoundaftertheplanecrash(碰撞).［词条2］d

3、esign［课文原彳U］Thedesignoftheroomwasinthefancystylepopularinthosedays.(Page1)［点拨］design在此为名词,意为“设计，布局”。又如：①ThedesignofthedressissospecialthatIwanttobuytwoofthem.②ShewantstotakepartinthePosterDesignContestinherschool.［拓展］•design作名词时还可意为“图案，花纹；意图”。例如：①This

4、factoryproducestilesinvariouscolorsanddesigns.②Hehasdesignsonthemanagerposition.•design还可作动词，意为“设计，构思；计划，制订”。例如：①Heisbusydesigningacomputerprogram.②Theyshoulddesignanewplanforthenewyear.•design作动词时,常用于短语bedesignedforsth."打算给用”,及bedesignedtodosth.“打算干某

5、事”。例如：①Thebookisdesignedmainlyforstudentswholearnmedicalscience.②Theexperimentisdesignedtotestthenewdrug.［词条3］doubt［课文原句［ThereisnodoubtthattheboxeswerethenputonatrainforKonigsberg,whichwasatthattimeaGermancityontheBalticSea.(Page2)［点拨］doubt在此为名词，意为"怀疑

6、;疑惑uThereisnodoubtthat...”为固定句型，意为“毫无疑问……”。又如：①Thereisnodoubtthathewillstayherewithus.②Thereisnodoubtatallthatshehastoldthetruth.•doubt还可作动词，意为“对……无把握，不能肯定；怀疑，不相信”，后可接名词或代词。例如：①Idoubtthetruthofhisreport.②Heisangrynow.Youshouldn'thavedoubtedhim.•doubt作

7、动词时,后还可接从句。在否定句和疑问句中,后接that引导的从句;在肯定句小，后接if或whether引导的从句。例如：①Doyoudoubtthathewillcome?②Idon'tdoubtthathewillkeephispromise.③Idoubtif/whetherthisiswhathewants.［词条4］worth［课文原句］IsitworthrebuildinglostculturalrelicssuchastheAmberRoomorYuanMingYuaninBeijin

8、g?（Page2）［点拨］worth在此意为"（行动）值得,有价值”,常用于worthsth./doingsth.结构。乂如：①Qingdaoisacityworthavisit.②Itisworthmakingagoodplanbeforeyoutakeaction.［拓展］•worth还可意为“值（多少钱）,价值为”。例如：①Howmuchisthecoatworth?②Eachofthesestampsisworthoneyuan.•beworthit意为"值得这样（做）”。