中考英语知识点总复习 并列连词课件.ppt

从属连词 从属连词的用法 1 引导宾语从句的从属连词 that引导宾语从句e g ithinkthathelikesfootball 连词that引导宾语从句时 that在句子中不作任何成分 在口语或非正式文体中常省略 e g hesaid that jackwasgoodatswimming mikesaid that hewasfeelingill if whether表示 是否 时 两个词都能引导宾语从句 eg idon tknowif whethertimcome iwonderif whethericanborrowyourcar if和whether引导宾语从句时 一般情况下可以互换 if一般在口语中用的比较多 whether在书面语和正式场合下用的比较多 引导宾语从句 以下情况下只用whether不用if 与动词不定式连用时e g idon tknowwhethertogo 在介词后面作宾语时e g i mworriedaboutwhethershecancomehereontime 与ornot连用时e g idon tknowwhethertohaveapartyornot iaskedmyfatherwhetherornotishouldbuyabike 宾语从句前置时e g whetherthisistrue ican tsay ican tsaywhether ifthisistrue 用if会引起歧义时if如果if是否e g pleaseletmeknowwhetheryoulikeit 在discuss后e g we rediscussingwhetherwe llholdasportsmeeting wediscussedwhetherweshouldclosetheshop 2 引导状语从句的从属连词 1 引导时间状语从句的从属连词主要有 when while as before after until till since assoonas等 when while当 的时候e g hewasdoinghishomeworkwhenicamein icameinwhen whilehewasdoinghishomework as when whilehewasdoinghishomework icamein before 在 之前 after 在 之后 e g i llstayherebeforemymothercomesback afteryouthinkitover pleaseletmeknowyourdecision until 直到 e g iknewnothingaboutituntilhetoldme since 自从 以来 e g it sfiveyearssinceistudiedenglish ihavelivedinbeijingsinceicametochina assoonas 一 就 e g i llcallyouassoonasigetthere 主将从现 2 引导原因状语从句的从属连词有 as because since等 e g hedidn tgotoschoolbecausehewasill sinceeverybodyishere let sbegin 既然 鉴于we dbetterhurryasitisgettinglate 3 引导地点状语从句的从属连词有 where wherever等 e g wherevershemaybe shewillbehappy gobackwhereyoucamefrom gobacktothevillagewhereyoucamefrom 4 引导条件状语从句的从属连词 if unless 除非 aslongas只要等 e g hewillnotcomeunlessheisinvited you llbelatefortheclassifyoudon thurry aslongasyou rehappy itdoesn tmatterwhatyoudo 5 引导目的状语从句的从属连词 sothat inorderthate g hegetsupearlyeverymorningsothathecancatchthefirstbus icamehereinorderthatimighttakeagoodlookatthenewbridge 6 引导结果状语从句的从属连词 so that such that等 如此 以致于 e g iworkedsohardthatigotthefirstplace iworkedsuchhardthatigotfirstplace heshutthewindowwithsuchforcethattheglassbroke 7 引导让步状语从句的从属连词 though although evenif eventhough等 e g evenifyouwerehereyesterday youcouldn thelphim thoughheisold hestillworkshard a an adj 名词 so adj a an 名词 such that从句 adj 不可数名词 可数复数eg heissuchacleverboythatwealllikehim suchacleverboy socleveraboy so修饰形容词或副词so adj adv that从句eg heissocleveraboythatwealllikehim 当复数名词前有many much few little等表示数量多少的形容词时用such eg heissuchalittleboythathecan treadorwrite both1 代词 意为 两者都 谓语动词用复数 eg bothofusarefromamerica wearebothamericans 2 形容词 修饰名词时 名词使用复数 eg bothhiseyeswereseriouslyburned 3 连词 与and连用 意为 两者都 连接主语时谓语动词用复数 eg bothmybrotherandiarefootballplayers either1 代词 意为 两者中的任何一个 谓语动词用单数 eg eitherofthegirlsisverybeautiful 2 形容词 修饰名词时 名词使用单数 eg eithergirlisverybeautiful 3 连词 与or连用 either or 意为 不是 就是 要么 要么 或者 或者 连接两个并列的句子成分 连接主语时 谓语动词就近原则 eg eitheryouoriamwrong neither1 代词 意为 两者中任何一方都不 both的反义词 作主语时谓语动词用单数 eg neitherofthebooksismine 2 形容词 修饰名词时 名词使用单数 eg neitherboycanswim 3 连词 与nor连用 neither nor 意为 既不 也不 连接两个并列的句子成分 连接主语时 谓语动词就近选择 eg neitherinorheisateacher though和although虽然 但是 although和though同义 在一般情况下 可以互换使用 buteg though althoughmycarisveryold idon twanttobuyanewone mycarisveryold butidon twanttobuyanewone even能和though组合表示强调 但even不能和although组合 eg eventhoughwecouldaffordit wewouldn tgoabroadforourvocation 当让步状语从句指某种假设情况时 通常用though 而不用although eg thoughalltheworldwereagainstme ishouldstillholdtomyopinion though可以独立用作副词 常放在句末 eg shedidn ttellmewhatshehaddone butiknowitthough exercise 1 peterwillcookforherparents theinternationaldayoffamiliescome a unlessb whenc untild though2 myfatherlikereadinganewspaper heishavingbreakfast a untilb whilec becaused though exercise 3 friendsshouldhelpeachother theyareintrouble a beforeb whenc butd and4 mymomtookmetothepark shewashedtheclothes a afterb nowc whatd which exercise 5 whatshallwedonow it sraininghard let sstayathome a sob sincec thoughd if6 theyaretwinbrothers theydon tlooklikeeachother a thoughb sincec howeverd when exercise 7 insummer foodgoesbadeasily itisputintherefrigerator a untilb ifc unless8 wouldyoupleasegivethisbooktomary sure i llgiveittoher shecomesback a beforeb assoonasc till exercise 9 thelittleboyis young hecan tgotoschool a enough tob too toc so thatd such that10 myunclehasbeentaughtinthisschool hewastwentyyearso