英语时态和语态.pdf
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1、时1、一般现在时表示人、事物的现在状况和特点;表示经常或习惯性的动作,表示客观规律和永恒真理等。句中常有of ten,always,from time to time等时间状语;如:He usually goes towork at 7 o clock everymorning.She has a brotherwho lives in New York.The earth goesaround the sun.Tom told me lastweek he is 22.Guangzhou issituated in the south ofChina.考点一:表示永恒的真理,即使出现在过去的
2、语境中,仍用一般现在时。如:I learned that th-earth goes aroundth-sun when Iwas in primaryschool.考点二:在时间和条件状语从句中,代替一般将来时;常用的引导词有:时间:when,until,after,before,as soon as,once,themoment/the minute/theday;条件:if,unless,provided.If he accepts the job,he will get more moneysoon.考点三:在make sure(certain),see to it,mind,care
3、,matter+宾语从句,从句用一般现在时代替一般将来时。Make sure that allthe lights are off beforeyou leave the office.So long as he workshard,I dont mind whenhe finishes theexperiment.I hope you(will)havea good time.I bet it(will)rainstomorrow.考点四:在the more.themore.(越.越.)句型中,若主句是一般将来时,从句通常用一般现在时。The harder youstudy,the bett
4、er resultsyou will get.2、现在进行时表说话这一时间点或目前一段时间内正在进行的活动.如:We are havingEnglish class now.The house is beingbuilt these days.考 点 一:与频率副词,如always,constantly,continually,again,forever等连用,表示说话人的某种感情色彩(赞叹、厌烦、埋怨等)。如:The little boy isalways making trouble.Johnson isforever boasting.考点二:在时间状语或条件状语从句中表示将来正在进行的
5、动作。如:Look out whenyou arecrossingfwill becrossing)thestreet.Dont wake himup if he is stillsleepinqfwill besleeping)at 7tomorrowmorning.考 点 三表示在最近按计划或安排要进行的动作(这时多有表示将来的时间状语)。这仅限于表示位移的动词。如:goome,leave,start,return etc.Marry is leavingon Friday.She is flying toAmerica tomorrow.考点四:表示动作的短暂性。如:My watch i
6、sworking perfectly.You are beingvery polite today.Tom is verypolite.Eric is now livingin Shanghai.Eric lives inShanghai.3、现在完成时()常见的不确定的时间状语:lately;recently,just,already,yet,up to now;till now;so far,thesedays,用法有两:其一,完成用法。动作发生在过去,到说话时刻已经结束。如:He has turnedoff the light.其二,未完成用法。动作始于过去,持续到现在,也许还会持续下去
7、。如:I have lived inHefei since2000.考 点 一:f o r+时间段只修饰延续性动作的动词。since+时间点They have lived inBeijing for five years.They have lived inBeijing since 1995.P-t-r has come toChina for five years.Pater has inChina for five years.考点二:现在完成时在since分句中的用法。I havent seenhim since his wedding day.I havent seenher sin
8、ce shewrote to me lastyear.The house hasbeen in badrepair since helivad in it.I havent eatensnails since I wasa student atAnhui University.考点三:在表示“最近几世纪/年/月 以 来 时间状语中,谓语动词用现在完成时。时间状语如:in the past fewyears/months/weeks/days;over the past few years;during the last threemonths;for the last fewcenturies
9、,throughcenturies;throuqhouthistory 等Prices have been onthe rise in the past fewmonths.They hava madeamazingachievements duringthe last few years.考点四、在 工t/This is thefirst/second/best(worst,most interesting)+名词+that-clausen 后面跟现在完成时。This is my first timethat I have visited China.This is the mostinte
10、resting film I haveever seen.That is the only bookthat he has written.4.现在完成进行时它表示从过去某个时刻起持续到现在仍可能持续下去的动作。如:She has beenwriting a letter allafternoon.How long has itbeen raining?5.一般过去时()表在过去某个特定时间发生且完成的动作,或过去习惯性动作,不强调对现在的影响,只说明过去。常跟明确的过去时间连用,如:yesterday;last week;in1945,at that time;once;during the
11、 war;before;afew days ago;when 如:She came backthe day beforeyesterday.When she was inHefei,she cameto see me everyweek.His father was anEnglish teacherall his lif.His father hasbeen an Englishteacher all hislife.考点一:used to+d o,表示过去经常但现在已不再维持的习惯动作0为不定式,后接动词原形。would doHe used to smoke alot.People use
12、d tobelieve that the earthwas flat.John would sit forhours without saying awordHe would go to thepark as soon as he wasfree.be/become/getused to+doing,表示习惯于He has got used togetting up early.考点二:在时间和条件状语从句中,代替过去将来时。He promised tobuy me a computer ifhe got(would get)araise.考点三:用来表示现在的情况,体现委婉的语气。Did y
13、ou wantanything to drink or eat?Could I take alook?试比较:I hope you cangive me a helping hand.I hoped youcould give me a helpinghand.I am hoping youcan give me a helpinghand.I was hopingyou could give me ahelping hand.6.过去进行时(easy)表示过去某个时间点或某段时间内正在发生的动作.它通常描述事件发生的背景。一个动作正在进行时另一个动作突然发生。如:The boy was do
14、inghis homework when hisfather came back fromwork.He was taking a walkleisurely by the lake whenhe heard someoneshouted for help.What were you doingat nine yesterdaymorning?1.过去完成时表示过去某个时间之前已经完成的动作,即“过去的过去,句中有明显的参照动作或时间状语,这种时态从来不孤立使用(before,after,by,until etc.).如:There had been 25parks in our city u
15、p till2000.By the end of lastterm we had finished thebook.They finishedearlier than we hadexpected,考点一:用于hardly/scarcely.when;nosoonerthan句型中,主句用had done,从句用did.如:I had hardly finishedmy work when she cameto pick me up.I had no sooner gotinto the room than itbegan to rain.N。sooner had 工arrived home
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