Unit2Alife'sworkUsinglanguageGrammar课件高中英语外研版选择性

Unit2Alife’sworkUsinglanguage-GrammarPayattentiontothecircledwordsandtheunderlinedsentences.1.Itsoundsagoodidea.2.Thedoorremainedclosed.3.Herjobiscleaningthehouse.4.Youlookterrific,Ann.5.Itseemsasifitisgoingtorain.linkverbsPredicative

Predicative:(ofanadjective)

comingafteraverbsuchas

be,look,sound,seem,remainandsoon.

n.V-edV-ingadj.sentencepredicativeclause语法原句再现❶Thisdevotionandhardworkiswhatweseereflectedwithinhisphotos.❷Thisiswhatmakesthemsospecial.❸Asimplerestaurantwaswhereheusuallyhadthesamemealofsausages,eggsandcoffee.注意上述句中黑体部分,请根据所处的位置判断它们是哪种类型的从句,用了哪些词引导。语法知识点拨一、定义表语从句(Predicativeclause)是指一个句子放在连系动词之后充当表语,说明主语是什么或者怎么样。二、表语从句的构成主语+连系动词+表语从句(引导词+简单句)三、引导表语从句的连接词类别例词连接词that、whether、asif/asthough、because等连接代词what、who、whom、whose、which连接副词when、where、how、why1.that引导表语从句that引导表语从句时仅起连接作用,无实际意义,在从句中不作任何成分,但通常不可省略。Thegoodnewsisthatit’ssimpletolearnandcanbeworththeeffort.好消息是,它学起来很简单,也值得付出努力。2.whether引导表语从句whether引导表语从句时起连接作用,意为“是否”,但在从句中不作任何成分。注意:if不能引导表语从句。Thekeyiswhetherwecanfindabagresemblingtheoldone.关键是我们能否找到一个和旧包相似的包。3.asif/asthough/because等引导表语从句asif/asthough引导的表语从句常置于系动词look、seem、sound、be、become等后面。because引导的表语从句常见于“This/That/Itis/wasbecause...”句型中。ItlooksasthoughshehasknownMillieforyears.看起来她好像已经认识米莉好多年了。Itisreportedthatahugepercentageofbirdspeciesareindanger.It’sbecausetheirhabitatsorhomelandsaredisappearing.据报道,很大比例的鸟类物种正处于危险中。这是因为它们的栖息地或家园正在消失。4.连接代词引导表语从句连接代词what、who、whom、whose、which引导表语从句时,除了在句中起连接作用,在从句中还可充当主语、表语、宾语等成分。Thisplaceisn’twhatitusedtobe.这个地方不是原来的样子了。Themostimportantissueiswhowillbeinchargeoftheprojectinsuchharshconditions.最重要的问题是谁将在如此恶劣的条件下负责这个项目。5.连接副词引导表语从句连接副词where、when、why、how引导表语从句时,除在句中起连接作用外,在从句中还分别充当地点、时间、原因、方式状语。Withthenumberofpeopleincreasingrapidlyincities,amajorproblemiswheretheycanfindjobs.随着城市中人口数量的快速增长,出现的一个主要问题是他们在哪里可以找到工作。Ifyouoftenfeeltiredandcan’tfocusyourattention,thatiswhenyouhavetostopworkingtoohardandtohavearest.如果你经常感到疲惫且无法集中注意力,那你是时候停止过度努力工作而去休息一下了。That’swhywedecidedtoputthemeetingoff.那就是我们决定推迟会议的原因。Thequestionishowwecanfinishthetoughtaskaheadofschedule.问题是我们怎样才能提前完成这项艰巨的任务。[语境运用]句子语法填空❶Thereasonforhisabsenceis

hehasn’tbeeninformed.

❷Thelasttimethatwehadfunwas

wewerevisitingtheWaterPark.

❸Whatpuzzledmewas

helefthomewithouttellinganyone.

❹Thatwas

wasbotheringheronthewaytoschoolyesterday.

❺Thequestionremains

hewillbeabletohelpus.

thatwhenwhy/thatwhatwhether真题体验1.(2024·全国甲卷)Theonlyopportunity(机会)shecouldseizetostudywas

herbrotherwashavingChineselessonswiththefamilytutor.

【解析】考查表语从句。分析句子“

herbrotherwashavingChineselessonswiththefamilytutor”可知,此处为表语从句,且从句中结构完整,应用连接副词连接;根据上文提示词opportunity可知,此处应用表时间的引导词。故填when。

when2.(2024·浙江1月卷)“Ithinkapointthatmanypeoplelosesightofis

easyitcanbetofallbehindschedule,”saysgraduatestudentAmandaBindman.

【解析】考查表语从句。分析句子“

easyitcanbetofallbehindschedule”可知,此处为表语从句,且从句中结构完整,应用连接副词连接;与easy搭配,应用引导词how。故填how。

how3.(2024·全国甲卷)Iguessourdifferentchildhoodbackgroundis

makesmygrandmothersuchanamazingpersontotalkto:herstoriesalwaysmakemyhistorytextbookscomealive.

【解析】考查表语从句。分析句子“

makesmygrandmothersuchanamazingpersontotalkto:herstoriesalwaysmakemyhistorytextbookscomealive”可知,此处为表语从句,且从句缺少主语,指代事物,应用连接代词what连接。故填what。

what4.(2024·新高考全国Ⅱ卷)GiventheastonishingpotentialofAItotransformourlives,weallneedtotakeactiontodealwithourAI-poweredfuture,andthisis

AIbyDesign:APlanforLivingwithArtificialIntelligencecomesin.

【解析】考查表语从句。分析句子“

AIbyDesign:APlanforLivingwithArtificialIntelligencecomesin”可知,此处为表语从句,且从句中结构完整,应用连接副词连接,此处表示“这就是《人工智能设计:与人工智能共存的计划》这本书的用武之地”。故填where。

where5.(2023·新高考全国Ⅱ卷)TheyalsoneedtobereadytogiveinterviewsinEnglishwithinternationaljournalists.Thisis

theyneedanEnglishtrainer.

【解析】考查表语从句。分析句子“

theyneedanEnglishtrainer”可知,设空处引导表语从句,且从句中结构完整,应用连接副词连接;前文提到需要培训师的原因,此处表达“这就是他们需要英语培训师的原因”之意。故填why。

why语法专项训练Ⅰ.翻译句子1.他的建议是我们再举行一次班会来讨论这个问题。Hisproposalisthatwe(should)holdanotherclassmeetingtodiscusstheproblem.2.坚持不懈是一种品质,这是做好任何事情所需要的。Perseveranceisakindofqualityandthisiswhatittakestodoanythingwell.3.我感觉好像我们彼此已经认识了好多年。Ifeltasif/thoughwehadknowneachotherformanyyears.4.(应用文写作之建议信)你应该注意的事情是人们是否明白你在说什么。Whatyoushouldpayattentiontoiswhetherpeopleunderstandwhatyouaresaying.5.那就是我大部分空闲时间都在图书馆的原因。That’swhyIspendmostofmyfreetimeinthelibrary.Ⅱ.语篇填空

Whydomanypeoplelikedrinkingwaterfromplasticbottles?Somepeoplethinkthat’s1.

itishealthyandclean.Othersdrinkbottledwaterbecauseit’sconvenient—youcancarryitaroundwithyou.Inhotcountries,summerisoften2.

peoplebuybottlesofcoldwater.

becausewhenHowever,thetruthi