初中英语状语从句讲解

初中英语状语从句讲解初中英语状语从句讲解 1 1 时间状语从句时间状语从句 2 2 条件状语从句条件状语从句 3 3 原因状语从句原因状语从句 4 4 结果状语从句结果状语从句 5 5 比较状语从句比较状语从句 6 6 目的状语从句目的状语从句 7 7 让步状语从句让步状语从句 8 8 地点状语从句地点状语从句 2 2 用来修饰主句中的动词 副词和形容词的从句叫状语从句 根据其含义状语用来修饰主句中的动词 副词和形容词的从句叫状语从句 根据其含义状语 从句可分为时间状语从句 地点状语从句 条件状语从句 从句可分为时间状语从句 地点状语从句 条件状语从句 原因状语从句 原因状语从句 结果状语从句 比较状语从句 目的状语从句 让步状语从句 结果状语从句 比较状语从句 目的状语从句 让步状语从句 1 1 时间状语从句时间状语从句 1 1 时间状语从句常用时间状语从句常用 when when as as while while before before after after since since till till until until asas soonsoon asas 等连词来引导 例如 等连词来引导 例如 ItIt waswas rainingraining hardhard whenwhen gotgot toto schoolschool yesterday yesterday WhileWhile hehe waswas doingdoing hishis homework homework thethe telephonetelephone rang rang AsAs hehe walkedwalked alongalong thethe lake lake hehe sangsang happily happily HeHe hadhad learnedlearned a a littlelittle ChineseChinese beforebefore hehe camecame toto China China AfterAfter hehe finishedfinished middlemiddle school school hehe wentwent toto workwork inin a a factory factory 2 2 在时间状语从句里 通常不用将来时态 用现在时态表示将来的动作或在时间状语从句里 通常不用将来时态 用现在时态表示将来的动作或 状态 例如 状态 例如 I llI ll ringring youyou upup asas soonsoon asas I I getget toto NewNew York York I I willwill telltell himhim everythingeverything whenwhen hehe comescomes back back HeHe won twon t believebelieve itit untiluntil hehe seessees itit withwith hishis ownown eyes eyes 3 3 在带有在带有 tilltill 或或 untiluntil 引导的时间状语从句的主从复合句里 如果主句用引导的时间状语从句的主从复合句里 如果主句用 肯定式 其含义是肯定式 其含义是 一直到一直到 时时 谓语动词只能用延续性动词 如果主 谓语动词只能用延续性动词 如果主 句用否定式 其含义是句用否定式 其含义是 直到直到 才才 在在 以前不以前不 谓语谓语 动词可用瞬间动词 例如 动词可用瞬间动词 例如 TheThe youngyoung manman readread tilltill thethe lightlight wentwent out out Let sLet s waitwait untiluntil thethe rainrain stops stops WeWe won twon t startstart untiluntil BobBob es Don tDon t getget offoff untiluntil thethe busbus stops stops 2 2 条件状语从句条件状语从句 1 1 条件状语从句通常由条件状语从句通常由 if if unlessunless 引导 例如 引导 例如 WhatWhat shallshall wewe dodo ifif itit snowssnows tomorrow tomorrow Don tDon t leaveleave thethe buildingbuilding unlessunless I I telltell youyou to to 2 2 在条件状语从句里 谓语动词通常用现在时态表示将来的动作或状态 在条件状语从句里 谓语动词通常用现在时态表示将来的动作或状态 例如 例如 I llI ll helphelp youyou withwith youryour EnglishEnglish ifif amam freefree tomorrow tomorrow HeHe won twon t bebe latelate unlessunless hehe isis ill ill 3 3 祈使句祈使句 andand or or 陈述句陈述句 在意思上相当于一个带有条件状语从在意思上相当于一个带有条件状语从 句的复合句 例如 句的复合句 例如 HurryHurry up up oror you llyou ll bebe late late If If youyou don tdon t hurryhurry up up you llyou ll bebe late late StudyStudy hardhard andand youyou willwill passpass thethe exam exam If If youyou studystudy hard hard youyou willwill passpass thethe exam exam 3 3 原因状语从句原因状语从句 1 1 原因状语从句通常由原因状语从句通常由 because because since since asas 引导 例如 引导 例如 HeHe didn tdidn t comecome toto schoolschool becausebecause hehe waswas ill ill AsAs itit isis raining raining wewe shallshall notnot gogo thethe zoo zoo SinceSince youyou can tcan t answeranswer thethe question question I llI ll askask someonesomeone else else 2 because 2 because 表示直接原因 语气最强 表示直接原因 语气最强 BecauseBecause 引导的原因状语从句多放在引导的原因状语从句多放在 主句之后 回答由主句之后 回答由 whywhy 提出的问题 只能用提出的问题 只能用 becausebecause AsAs 和和 sincesince 语气较弱 语气较弱 一般用来表示明显的原因 由一般用来表示明显的原因 由 asas 和和 sincesince 引导的原因状语从居多放在句首 引导的原因状语从居多放在句首 例如 例如 Why Why aren taren t goinggoing there there Because Because I I don tdon t wantwant to to AsAs hehe hashas nono car car hehe can tcan t getget therethere easily easily SinceSince wewe havehave nono money money wewe can tcan t buybuy it it 3 because 3 because 和和 soso 不能同用在一个句子里 不能同用在一个句子里 4 4 结果状语从句结果状语从句 1 1 结果状语从句由结果状语从句由 so that so that such that such that soso thatthat 引导 例如 引导 例如 HeHe isis soso poorpoor thatthat hehe can tcan t buybuy a a bikebike forfor hishis son son SheShe isis suchsuch a a goodgood teacherteacher thatthat everybodyeverybody likeslikes her her MyMy pencilpencil fellfell underunder thethe desk desk soso thatthat I I couldn tcouldn t seesee it it 2 so that 2 so that 语语 such thatsuch that 可以互换 例如 可以互换 例如 在由在由 so thatso that 引导的结果状语从句中 引导的结果状语从句中 soso 是副词 与形容词连用 其结是副词 与形容词连用 其结 构是构是 so so 形容词 副词 形容词 副词 thatthat 从句从句 例如 例如 HeHe waswas soso gladglad thatthat hehe couldn tcouldn t saysay a a word word TheThe hallhall isis soso bigbig thatthat itit cancan holdhold 2 0002 000 people people MotherMother liveslives soso farfar awayaway thatthat wewe hardlyhardly everever seesee her her 在由在由 such thatsuch that 引导的结果状语从句中 引导的结果状语从句中 suchsuch 是形容词 它修饰的可以是是形容词 它修饰的可以是 单数或复数可数名词 也可以是不可数名词 名词前面可以带形容词 也可单数或复数可数名词 也可以是不可数名词 名词前面可以带形容词 也可 不带 如果是单数可数名词 前面需加不定冠词不带 如果是单数可数名词 前面需加不定冠词 a a 或或 anan 例如 例如 ItIt waswas suchsuch a a hothot dayday thatthat nobodynobody wantedwanted toto dodo anything anything HeHe hadhad suchsuch longlong armsarms thatthat hehe couldcould almostalmost touchtouch thethe ceiling ceiling HeHe mademade suchsuch rapidrapid progressprogress thatthat hehe diddid veryvery wellwell inin thethe mid term mid term 有时上述两种结构是可以互换的 例如 有时上述两种结构是可以互换的 例如 ItIt waswas suchsuch a a wonderfulwonderful filmfilm thatthat allall ofof usus wantedwanted toto seesee itit again again The The filmfilm waswas soso wonderfulwonderful thatthat allall ofof usus wantedwanted toto seesee itit again again ItIt isis suchsuch anan importantimportant matchmatch thatthat nobodynobody wantswants toto missmiss it it The The matchmatch isis soso importantimportant thatthat nobodynobody wantswants toto missmiss it it 3 3 如果名词前由如果名词前由 many many much much little little fewfew 等词修饰时 只能用等词修饰时 只能用 so so 不用不用 suchsuch 例如 例如 SoonSoon therethere werewere soso manymany deerdeer thatthat theythey ateate upup allall thethe wildwild roses roses HeHe hashas soso littlelittle timetime thatthat hehe can tcan t gogo toto thethe cinemacinema withwith you you 5 5 比较状语从句比较状语从句 比较状语从句通常由比较状语从句通常由 as as as as 比较级比较级 than than 等连词引导 例如 等连词引导 例如 TomTom runsruns fasterfaster thanthan JohnJohn does does ThisThis classroomclassroom isis asas bigbig asas thatthat one one 6 6 目的状语从句目的状语从句 1 1 目的状语从句通常由目的状语从句通常由 soso that that inin orderorder thatthat 引导 例如 引导 例如 WeWe startedstarted earlyearly soso thatthat wewe couldcould catchcatch thethe firstfirst train train HeHe studiesstudies hardhard soso thatthat hehe couldcould workwork betterbetter inin thethe future future WeWe usedused thethe computercomputer inin orderorder thatthat wewe mightmight savesave time time 2 so 2 so thatthat 既可引导目的状语从句 又可引导结果状语从句 区别这两种既可引导目的状语从句 又可引导结果状语从句 区别这两种 从句的办法有两个 从句的办法有两个 1 1 目的状语从句里往往带有情态动词目的状语从句里往往带有情态动词 can can could could may may mightmight 等 等 2 2 从意思上看 目的状语从句往往表示的目的很明确 例如 从意思上看 目的状语从句往往表示的目的很明确 例如 SpeakSpeak clearlyclearly soso thatthat theythey maymay understandunderstand you you 目的状语从句目的状语从句 JackJack isis badlybadly illill soso thatthat hehe hashas toto rest rest 结果状语从句结果状语从句 7 7 让步状语从句让步状语从句 1 1 让步状语从句通常由让步状语从句通常由 although although thoughthough 等连词引导 例如 等连词引导 例如 ThoughThough hehe isis young young hehe knowsknows a a lot lot AlthoughAlthough I I amam tired tired I I mustmust gogo onon working working 2 although though 2 although though 不能用在同一个句子中 例如 不能用在同一个句子中 例如 我们不能说 我们不能说 ThoughThough itit waswas rainingraining hard hard butbut hehe stillstill wentwent out out 应该说 应该说 ThoughThough itit waswas rainingraining hard hard hehe stillstill wentwent out out 或或 ItIt waswas rainingraining hard hard butbut hehe stillstill wentwent out out 8 8 地点状语从句地点状语从句 地点状语从句常常由地点状语从句常常由 wherewhere 来引导 例如 来引导 例如 GoGo wherewhere youyou like like WhereWhere therethere isis a a will will therethere isis a a way way 实例解析实例解析 1 You1 You willwill staystay healthyhealthy youyou dodo moremore exercise exercise suchsuch asas runningrunning andand walking walking A A ifif B B howhow C C beforebefore D D wherewhere 答案 答案 A A 该题考查的是引导状语从句的从属连词的选择 从意思上看 从句 该题考查的是引导状语从句的从属连词的选择 从意思上看 从句 应是一个条件状语从句 在这四个选项中只有应是一个条件状语从句 在这四个选项中只有 ifif 能引导条件状语从句 所以选能引导条件状语从句 所以选 A A 2 2 Shall Shall wewe gogo onon working working Yes Yes I I preferprefer toto havehave a a rest rest A A whenwhen B B ifif C C becausebecause D D thoughthough 答案 答案 D D 该题考查的是引导状语从句的从属连词的选择 从意思上看 只有 该题考查的是引导状语从句的从属连词的选择 从意思上看 只有 选选 thoughthough 才能说得通 才能说得通 3 None3 None ofof usus knewknew whatwhat hadhad happenedhappened theythey toldtold usus aboutabout it it A A whenwhen B B untiluntil C C afterafter D D thoughthough 答案 答案 B B 该题考查的是引导状语从句的从属连词选择 本句的意思是 该题考查的是引导状语从句的从属连词选择 本句的意思是 在在 以前我们没人知道这件事 以前我们没人知道这件事 要表达着一意思应用要表达着一意思应用 not until not until 这这 一句型 一句型 4 I4 I hopehope you llyou ll enjoyenjoy youryour trip trip dear dear Thank Thank you you mum mum I llI ll givegive youyou a a callcall I I getget there there A A untiluntil B B asas soonsoon asas C C sincesince D D tilltill 答案 答案 B B 该题考查的是引导状语从句的从属连词的选择 本题的意思是 该题考查的是引导状语从句的从属连词的选择 本题的意思是 一一 到那里 我就给你打电话 到那里 我就给你打电话 要表达这个意思应选用要表达这个意思应选用 asas soonsoon asas 状状语语从句从句专项练习专项练习 I I 填入适当的引导词填入适当的引导词 1 I haven t heard from him he went to America 2 He won t be here he is invited 3 He will not go to the cinema he is very busy 4 We found the key she lad left it 5 We found the books two days he had gone away 6 We had no sooner got to the station the train left 7 He speaks English he were an Englishman 8 He is explaining clearly they could understand 9 Do not leave the room you have finished the test 10 She sang she went along II II 改错改错 1 The children were running on the playground as fast as they can 2 Since her husband had died so she had to support her family 3 He won t go out until his mother will come 4 He was very foolish that he didn t pass such an easy exam 5 Tom had gone out as soon as his mother got home 6 It was three months since he came to our school 7 The playground of our school is larger than their school 8 The streets in Nanjing are wider than Shanghai 9 Whatever there is plenty of sun and rain the fields are green 10 She sings songs as if she is a bird III III 找出从句并指出是那类从句找出从句并指出是那类从句 1 It depends on whether we have enough time 2 The question he asked was where the electrical equipment should be stored 3 The mountain is no longer what it used to be 4 The fact that she works hard is well known to us all 5 He was not the man that he was before 6 Now you was free why not go swimming with us 7 Where there are schools and colleges there are examinations 8 Bad habits once firmed are difficult to give up 9 She often wears the same kind of skirt as her twin sister does 10 The moment he opened the window a bird flew in IV IV 填入适当的引导词完成句子填入适当的引导词完成句子 1 will do the experiment comes to the professor s office 2 will do the experiment hasn t been decided 3 The teacher didn t leave twelve o clock 4 the day went on the weather got worse 5 she is young she knows quite a lot 6 It worried her a bit her hair was turning grey 7 You will be late you leave immediately 8 Go and get your coat It s you left it 9 is mentioned above the number of the students in senior high schools is increasing 10 had I entered the room the phone rang V V 改错改错 1 Is this the watch for which he is looking now 2 This is all which I can do for you 3 Do you know the old man at the back of the room whom has been chosen head of the factory 4 I want to know the w