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1、智课网托福备考资料托福听力TPO9学习笔记之lecture2-智课教育旗下智课教育以下是小编的托福听力TPO9学习笔记中关于lecture2的内容，针对难词注解、长难句分析以及考题对应考点这三大方面展开，仅供参考。下面就让小编来为大家介绍一下这篇托福听力TPO9学习笔记的相关内容吧，这是小编的一些见解，以便帮助大家更加充分的理解TPO真题，希望能够给正在准备托福听力的考友们带来帮助。一、难词注解Precipitationn.[化学]沉淀，[化学]沉淀物;冰雹;坠落;鲁莽Thawvi.融解;变暖和vt.使融解;使
2、变得不拘束n.解冻;融雪Impermeableadj.不渗透性的;(对水等)不能渗透的Permafrostn.永久冻土，永久冻地;永久冻结带;永久冰冻Nutrientn.营养物;滋养物adj.营养的;滋养的insulatingeffect绝缘效果Microben.细菌，微生物Penetratevi.渗透;刺入;看透vt.渗透;穿透;洞察二、长难句分析Well,itmaybebiologicalprocessesthatoccurinthesoilinthewinter,.......Thesemicrobese
3、nablethesoiltohavemorenitrogen,whichplantsneedtoliveandtheyremainquiteactiveduringthewinter难词释义：Microben.细菌，微生物难句类型：强调句+which引导的定语从句难句拆分：which+定语从句，解释前面的nitrogen三、考题对应考点12.Sosincewe'reonthetopicofglobalclimatechangeanditseffects,inAlaska,……,andscientistshave
4、noticedthatthere’sbeenachangeinsurfacevegetationduringthistime.Shrubsareincreasinginthe"tundra".开头原则的背景引入式，后续大篇幅在讨论shrub的增长，所以答案选择A.13.oneofthereasonsthatshrubssurviveintheArctic.Shrubsarelittlebushes.They'renottallandbeinglowinthegroundprotectthemfromthecol
5、dandwind.Andtheirrootsdon'tgrowverydeep,因果原则，oneofthereasonsone后面的内容解释原因，是考查的重点，所以选择D。ofthereasonsSohowcanincreasetemperaturesinthewinterandspringresultinincreasedshrubgrowthinthesummer?Well,itmaybebiologicalprocessesthatoccurinthesoilinthewinter,.......Thes
6、emicrobesenablethesoiltohavemorenitrogen,whichplantsneedtoliveandtheyremainquiteactiveduringthewinter(C)因果原则，前面提出疑问，后面解答，注意答案是重点，也就是C选项。14.howcanincreasetemperaturesinthewinterandspringresultinincreasedshrubgrowthinthesummer?Well,itmaybebiologicalprocessesth
7、atoccurinthesoilinthewinter,thatcauseincreasedshrubgrowthinthesummer.因果原则，how后面的问句大家要注意，因为温度升高导致微生物活动性增强，进而植物生长，所以选择B.15.Well,muchofthesoilisusuallystillfrozenduringpeakrun-off.Andthenutrientsaredeepdownintheactivelayeranyway,nothighupnearthesurface,whichist
8、hepartoftheactivelayermostaffectedbyrun-off.营养物质在土壤深处，不会被风吹走，会被水冲刷走。所以选择B.16.Well,shrubexpansionhasoccurredinotherenvironments,likesemiaridgrassland,andtallgrassprairies.Andshrubexpansioninthese
