考研英语长难句解析突破erw

考研英语长难句精选解析突破Timewaswhenbiologistssomewhatoverworkedtheevidencethatthesecreaturespreservethehealthofgamebykillingthephysicallyweak,orthattheypreyonlyon“worthless“species.词汇突破overwork[|Ouvsr'wairk]v.使工作过度，使过度劳累；对……使用过度，滥用n.劳累过度；过于繁重的工作preserve[pri'zairv]vt.保存"呆护；维持；禁猎n.保护区；禁猎地结构分析本句的主干结构是Timewas,when引导的表语从句中的主干结构是biologistssomewhatoverworkedtheevidenceo两个that引导的是theevidence的两个同位语从句，介词短语bykillingthephysicallyweak是方式状语。Butwehaveatleastdrawnnearerthepointofadmittingthatbirdsshouldcontinueasamatterofintrinsicrightfregardlessofthepresenceorabsenceofeconomicadvantagetous.词汇突破intrinsic[in'trinzik]adj.本质的，固有的absence['aebsans]n.没有；缺乏；缺席；不注意结构分析本句的主干结构是wehaveatleastdrawnnearerthepoint□介词短语ofadmittingthatbirdsshould...economicadvantagetous是point的后置定语，其中that引导的是宾语从句,作admitting的宾语。regardlessof...是让步状语。Scientistsjumpedtotherescuewithsomedistinctlyshakyevidencetotheeffectthatinsectswouldeatusupifbirdsfailedtocontrolthem.词汇突破distinctly[di'stirjktli]adv.明显地;无疑地，确实地shaky['Jeiki]adj.摇晃的；不可靠的；不坚定的结构分析本句的主干结构是Scientistsjumpedtotherescue...o介词短语withsomedistinctlyshakyevidence是方式状语。thatinsectswouldeatusup是其前evidence的同位语从句。if引导条件状语从句。Demandcomesmainlyfromtwosources:independentmom-and-popgrocerystoreswhichfunlikelargeretailchainsfaretoosmalltobuystraightfromproducers,andfoodserviceoperatorsthatcatertoconsumerswhentheydon'teatathome词汇突破grocery['groosari]n.食品杂货店；食品杂货cater[1keitar]vt.投合，迎合；满足需要；提供饮食及服务结构分析本句的主干结构是Demandcomesmainlyfromtwosourcesowhicharetwosmalltobuystraightfromproducers是限定性定语从句，修饰independentmomandpopgroc