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1、Module6AnimalsinDanger单元话题·语篇训练Ⅰ.语法填空Throughouthistory,peoplehavethoughtoftheoceanasadiverseandlimitlesssourceoffood.Yettodaythereisclearevidencethattheoceanhasalimit.Mostofthebigfishinouroceanarenow__1__(go)．Onemajorcauseisoverfishing.Peoplearetakingsomanyfishfromthese
2、athatmanyspeciescannotreplace__2__(they)．Forcenturies,localfishermencaughtonlyenoughfishfortheirownandtheirmunity'sneeds.However,fromtheearly20thcentury,peoplearoundtheworldbecameinterested__3__consumingproteinrichfoods.Peoplebegan__4__(catch)largequantitiesoffishforpro
3、fitandsellingthemtoworldwidemarkets.Inaveryshortperiodoftime,mercialfishing__5__(great)reducedthenumberoflargepredatoryfish,suchascodandtuna.Today,therearestillplentyoffishinthesea,__6__they'remostlyjustthelittleones.Smallfish,__7__includesardinesandanchovies,havemoreth
4、andoubledinnumber—largelybecausetherearenotenoughbigfish__8__(eat)them.Suchlargefish__9__(be)necessary,becausetheyhuntandkillthesickandweaksmallerfish.Withoutthisweedingout,orsurvivalofthefittest,ecosystemsbeelessstable.Asaresult,fisharelessabletosurvive__10__(difficult
5、)suchaspollution,environmentalchange,orchangesinthefoodsupply.语篇解读：本文是一篇说明文。文章主要介绍了海洋中大鱼数量减少的原因以及由此而造成的后果。1．gone 考查词性转换。分析句子结构可知，空处作表语，故填形容词gone，意为“不在了，不见了”。注意：此处不表示被动的含义。2．themselves 考查代词。根据该从句的主语为manyspecies可知，此处应用其反身代词，表示“自我替换”。3．in 考查介词。be/beeinterestedin意为“对……感兴趣”，
6、为固定用法，故用介词in。4．catching 考查非谓语动词。begindoing/todosth.意为“开始做某事”，是固定用法，又由句中的“andselling”可知，此处与selling是并列关系，形式应相同，故填catching。5．greatly 考查副词。修饰动词一般用副词，故用副词greatly修饰动词reduced，在句中作状语。6．but 考查连词。根据语境可知，此处表示转折，故用连词but。7．which 考查定语从句。分析句子结构并根据语境可知，此处引导非限制性定语从句，在从句中作主语，修饰先行词Smallfi
7、sh，故用which。8．toeat 考查非谓语动词。enough...todosth.意为“足够的……去做……”，为固定用法，故用不定式。9．are 考查主谓一致。根据本句中的they可知，Suchlargefish表示复数概念，故谓语动词用复数。10．difficulties 考查词性转换。根据语境中所列举的各种困难可知，此处用名词的复数形式，故用difficulties。Ⅱ.概要写作阅读下面短文，根据其内容写一篇60词左右的内容概要。Whydopeoplelikewhattheylike?Scientistshavetakeno
8、nthetaskofsolvingthismysteryforages.Inthe1960s,psychologistRobertZajoncconductedaseriesofexperimentswherehesho
