高二英语unit13ii知识精讲 人教版

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1、高二英语Unit13II知识精讲一.本周教育内容：Unit13（II）二.难点句解析语法复习：情态动词三.知识总结归纳：（一）难点句解析：1.Thismixingoffreshandsaltcreatesauniqueenvironmentfilledwithlifeofallkinds—azonebetweenthelandandthesea.这种淡水与咸水的混合创造出一个充满着多种生物的独特环境。filledwithlifeofallkinds做定语修饰auniqueenvironment；而azonebetweenthelandandthesea.则是auniqueen

2、vironment的同位语。说明auniqueenvironment的性质。unique：独特的；独一无二的，没有比较级和最高级形式。Herstyleofpaintingisunique.Eachofusisaunique,worthwhileindividual.名词+ofallkinds：各种各样的Seafoodofallkindsisavailableinthestatesalongthecoast.=Allofkindsofseafoodareavailableinthestatesalongthecoast.Peopleofallkindsbecameveryint

3、erestedinthenewpopularculture.2.Here,animalscanenjoyallthebenefitsoftheoceanswithouthavingtofacemanyofthedangers.在这里，动物可以享受到海洋的一切好处又不用面临危险。face：面临；面对；正视；朝向。Thesearetheproblemsthatarefacingthenewgovernment.Thedifficultythatwefaceisthenumberofthoseinneed.SoitisalwaysaheadacheforTomtocomehomea

4、ndfacehisfatherwhenhefailsintheexams.Ilivedintheroomwhosewindowfacedthestreet.befacewith：面临Whenfacedwiththeevidenceofhisguilt,hehadtoconfess.Facedwithmanyunsettledproblems,thenewgovernmentishavingahardtime.常见的短语：facetoface：面对面的inthefaceof…：不顾；面临；在……面前facethemusic：面对现实Thereporterwilltelephon

5、etheinterviewertofixaface-to-faceinterview.Wearepowerlessinthefaceofsuchforces.Sinceyoucommittedit,youhavetofacethemusic.3.Tidesprovideenergyfortheecosystems,butestuariesareprotectedfromwavesandstormsbyisland,mudorsand.海潮为生态系统提供了能量，河口则由于受到岛屿和泥沙的保护而免遭海浪和风暴的影响。provide：提供。常用短语：providesb.withst

6、h./providesth.to/forsb.Thelibraryprovidesuswithalotofbooks.provided/providing引导条件状语从句，表示：如果，只要。Youmaykeepthebookafurtherweekprovidedthatoneelserequiresit.Providingthatnoobjectionisraised,weshallholdthemeetinghere.4.Thedensityoflivingcreaturesishigherthaninanyotherhabitatonearth.河口生物的密度比地球上任

7、何其他栖息地的密度都要大。anyother+单数可数名词：其他任何一个。相当于最高级的意义。Asiaislargerthananyothercontinentintheworld.=Asiaisthelargestcontinentintheworld.5.Mostofusenjoyfishing,swimmingandhavingfunonthebeach,andscientistsandstudentshaveendlessopportunitiestostudyavarietyoflifeinth