初中现在完成时讲解!9

初中现在完成时讲解!9 现在完成现现解 一、现在完成现的成构 　;一,肯定式 主现，助现现,，现去分现，其它have has 现明,现里的,是助现现～有什现具意现。主现是第三人现现现助现现用没体当称数～其余have hashas人一律用称。 ～的现略式分现现或。现现现现现去分现的成现去式的成方式构与构havehashave's've 一现～不现现现现可看不现现现现 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 。现例,参 ,,我现抄了所有的生现。 写表示不要再抄了1I've just copied all the new words (),,现失了的现。 ;表示到目前现止现有到,她她没找2She has lost her books 如果用现去现,现强现现是现去现的现一现作～而不知现在有有到没找(She lost her books),,我现现好打现了室。;表明现在室是干现的,教教3We've just cleaned the classroom ;二,否定式 主现，助现现,，，现去分现，其它have hasnot 现明,现在完成现成否定句现～只需在助现现构,后面加就行。～have hasnothave nothas not的现略式分现现～。外～肯定句中有另～现～改现否定现要分现改成haven't hasn'tsomealready ～。现例,anyyet ,,我现有完成我的作现。没1I haven't finished my homework yet,,有坐火现旅行现。她没2She hasn't travelled on a train ,,我现有和外人现现现。从来没国3We have never spoken to a foreigner注,有现可以用代替～表示“有”的意思。又如,从来没notnever ,,以前我有现现他。从来没4I have never seen him before;三,一般疑现式 助现现,，主现，现去分现，其 ,它Have Has 现明,把现述句中的或放到句首～句末打现～同现把句中的号～改现havehassome already ～就成了一般疑现句。肯定回答用“构～主现，,,否定回答用,any ye tYes havehas“～主现，,,”有现也可以用“～,,～,,～Nohaven'thasn'tNonot yetNo neverNonot ,”等。现例,even once ,—,曾现做现现子现,你1Have you ever made dumplings —～,是的～我做现。Yes I have ,—,曾现出现现,她国2Has she ever been abroad —～,不～有。从来没Nonever ,—,他现已现到了现失的现现,找3Have they found the lost books yet —～,是的～他现到了。找Yes they have 注意,句中有否定现当～;乎不,～几的现候～在改现反意疑现句现～附加部not hardlynever 分用肯定形式。例如,～,以前有你从来没You have never come to our school have you 来学现我现校～是现, 二、现在完成现的用法 ;一,现在完成现的用法,表示现去现生或已现完成的某一现作现现在造成的影或现果。此现～常响1 与现现副现;已现, ～;现、已现, ～现现、现现～;曾现, ～;不, 从～alreadyyetjust() evernever ;以前,等现用。现副现的用法如下,几个before ,意现“已现”～通常用于肯定句中～可放在助现现之后～现去分现之前～也可以放在1already 句末。现例, ,我已现现现现本现了。1I've already read this book. ;“现”现一现作现生在现去～现现在造成的影是“知道现中的容”。,响内 ,,我已现洗了衣服。2I've washed my clothes already ;洗衣服的现作已完成～其现果是“衣服干现了”。,冼 注意,在表示吃或明知故现等感情色彩现～惊也可用于;口现,疑现句中。现例,already ,,;的,已现现现他了,你真3Have you met him already ,用在疑现句中意现“已现”～用在否定句中意现“现”～常放在句末。现例,2yet ,—,他已现到他的手表了现,找1Has he found his watch yet —～,不～现有。没Nonot yet ,,2The woman hasn't found her dog yet 那位现女现有到的狗。;到狗～心里着急～现就是现现在的影,没找她没找响 ,意现“现现”～表示行现现现现去～常放在助现现现去分现之现。现例,与3just ,他现校回。从学来He has just come back from school ,意现“曾现”～用于疑现句或否定句中～放在助现现现去分现之现。现例,与4ever ,,曾去现香港现,你1Have you ever been to Hong Kong ,,我未曾和现现现。她2I haven't ever spoken to her,意现“有”常从来没与现用;要放在句尾～而多放在助现现现与5neverbeforebeforenever去分现之现。现例, ,我以前有乘现机旅行现。从来没I have never travelled by plane before,意现“以前”～指现去不定的某现现～现是放在句末～不受句型的限制。现例,确个6before ,,以前去现海南现,你1Have you been to Hainan before ,,我以前吃现现菜。没广2I haven't eaten Guangdong food before;二,现在完成现用法二持现性用法;肯定句～疑现句中现现现现必现是延现性现现,,表示现去2—— 已现现始～持现到现在的现作或现。此现常“状与，一段现现或“,，现去的点现现或句;从从for since 句用一般现去现,以及;到目前现止,等现现现现用。状so far 段现现 点现现for + since + 现例, ,,自从年以我就住在现里。来1I've lived here since 19901990 = I've lived here since 13 years ago.= I've lived here for 13 years. = It is 13 years since I began to live here.,,我三年有看现他了。没2I haven't seen him for three years = I haven't seen him since three years ago = I haven't seen him since 2000. = It is 3 years since I saw him last time.,,3Mr Wang has worked in the factory since he came to the city 自到现城市以～王先生一直在现家工工作。从个来厂 ,,4She's been at this school since five years ago 自五年前以就在现校。从来她个学 注意,?在现现句子的肯定句和疑现句中现现现现必现用延现性现现。短现性现现由于现作不能持现～故不能与达到～累现或;自。。。到现在,引出的现现现现用。从状for()since ?现和引现的现现现提现要用状forsinceHow long , ?部分短现性现现之现现的延现性现现,与2 一般现去现和现在完成现所表示的现作都现生在现去～那现现现现现有什现现现,两区呢 ?一般现去现具的表示现去现现现如,与体状现用～强现现作在现去现生～现在无现。与yesterday ?现在完成现自已的特征现现用～强现现去现生的现作现现在的影或现去现始现生一直持现到现在的现与响 作。 例, 现去现～表示他昨现看现那部现影了～现在不知现要不要再看一He saw the film last night. ( 次) ;现在完成现～表现他已看现那部现影～现在不想再看了,He has (ever) seen the film before.\ 不现现现现现去式和现去分现 原型,现去式和现去分现完全不同A. drink---drank----drunk ring----rang-----rung swim----swam----swum sing----sang----sung sink----sank----sunk blow----blew----blown grow----grew----grown know---knew---known fly----flew----flown take----took----taken shake----shook----shaken drive----drove----driven write---wrote---written rise---rose---risen ride----rode----ridden speak----spoke----spoken steal----stole----stolen break----broke----broken wake----woke----woken freeze----froze----frozen forget----forgot----forgotten choose----chose----chosen draw----drew----drawn eat----ate----eaten fall----fell----fallen give----gave----given hide----hid----hidden do----did----done see----saw----seen 现去式现去分现完全相同与B. bright----brought----brought think----thought----thought fight----fought----foughtbuy----bought----bought catch----caught----caught sell----sold----soldtell----told----told say----said----said pay----paid----paid send----sent----sent lend----lent----lent spend----spent----spentburn----burnt----burnt learn----learnt----learnt mean----meant----meant feel----felt----felt smell----smelt----smelt sleep----slept----slept sweep---slept----slept leave----left----left build----built----built lose----lost----lost get----got----got meet----met----metsit----sat----sat shoot----shot----shot lead----led----led spit----spat----spat have----had----had hold----held----heldmake----made----made stand----stood---stood hear----heard----heard find----found----found dig----dug----dug shine----shone----shoneunderstand----understood----understood win----won----won 原型现去分现相同与C. come----came----come run----ran----run become----became----become原形现去式和现去分现完全相同与D. cast----cast----cast cut----cut----cut put----put----put let----let----let set----set----set hit----hit----hit