现在完成时态讲解及练习(共8页).doc
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1、精选优质文档-倾情为你奉上现在完成时态讲解及练习一、现在完成时的构成肯定句:主语+have/ has + done (过去分词)+其它He has lived in Shenzhen for 4 years.一般疑问句:Have/ Has +主语+ done (过去分词)+其它Has he lived in Shenzhen for 4 years? 否定句: 主语+have/ has+ not + done (过去分词)+其它He has not finished his homework.过去分词的构成方法如下:1.一般情况下,直接在动词原形后面加ed.work-workedanswer-
2、answeredobey-obeyedwant-wanted2.以不发音的-e结尾的动词只加d.Move-movedhope-hoped divide-divided3.字尾是辅音+y的动词。则将y改i加ed.study-studied tidy-tidied satisfy-satisfied4.以重读闭音节结尾的词,这些词的末尾只有一个辅音字母时,双写这个辅音字母,再加ed. stop-stoppedregret-regretted drop-dropped不规则动词过去式与过去分词分类记忆表专心-专注-专业一、AAA. (原形,过去式和过去分词一致)1.花费costcostcost2.割
3、cutcutcut3.伤害hurthurthurt4.让letletlet5.放putputput6.朗读readreadread7.设置setsetset8.打击,碰撞hithithit9.关上门窗shutshutshut10.让letletlet二、ABB(过去式和过去分词一致)1) 过去式、过去分词含有-ought1.带来bringbroughtbrought2.买buyboughtbought3.打架fightfoughtfought4.想thinkthoughtthought5.寻找、探究seeksoughtsought2) 过去式、过去分词含有-aught5.抓住catchcaug
4、htcaught6.教teachtaughttaught3) 过去式、过去分词-t替换原形-d7.建筑buildbuiltbuilt8.借出lendlentlent9.花费spendspentspent10.派遣sendsentsent4) 过去式、过去分词在原形词尾加t或d11.学会learnlearnt/edlearnt/ed12.意思meanmeantmeant13.燃烧burnburnt/edburnted13.做梦dreamdreamt/eddreamt/ed13.处理dealdealtdealt14.听hearheardheard5) 过去式、过去分词改为-ept15.保持keep
5、keptkept16.睡觉sleepsleptslept17.扫sweepsweptswept6) 过去式、过去分词改为-elt18.感觉feelfeltfel19.嗅smellsmelt/edsmelt/ed20.拼写spellspelt/edspelt/ed7) 过去式、过去分词改为-aid20.孵蛋laylaidlaid21.说saysaidsaid22.支付paypaidpaid8) 过去式、过去分词改为-old23.卖sellsoldsold24.告诉telltoldtold9) 过去式、过去分词改为-ood25站standstoodstood26.明白understandunder
6、stoodunderstood10) 其它变化27.得到getgotgot(gotten)28.坐sitsatsat29.照顾babysitbabysatbabysat30.离开leaveleftleft31.失去loselostlost32.找到findfoundfound33.有have(has)hadhad34.握住,召开holdheldheld35.制造makemademade36.悬挂hanghunghung37.照耀shineshoneshone39.赢winwonwon40逃跑fleefledfled41喂feedfedfed42.引导,导致leadledled43遇见meetm
7、etmet三、ABA (过去式与原形一致)1.变成becamebecomebecome2.来comecamecome3.跑runranrun四、 ABC (原形、过去式、过去分词各不一样)1) . 过去分词在过去式或原形后加-n或-en1.击败beatbeatbeaten2.破坏breakbrokebroken3.驾驶drivedrovedriven4.吃eatateeaten5.落下fallfellfallen6.给givegavegiven7.生长growgrewgrown8.知道knowknewknown9.吹blowblewblown10.扔throwthrewthrown11.展示s
8、howshowedshown12.弄错mistakemistookmistaken13.拿taketooktaken14.摇动shakeshookshaken15.说speakspokespoken16.选择choosechosechosen 2) 三种形式都有变化1是be(is, am; are)was; werebeen2开始beginbeganbegun3做dodidDone4喝drinkdrankdrunk5飞flyflewflown6忘记forgetforgotforgot/forgotten7躺lielaylain8骑rideroderidden9打电话ringrangrung10
9、唱singsangsung11穿wearworeworn12游泳swimswanswum13写writewrotewritten14去gowentgone二、现在完成时标志词:recently; recent years; these days/ years; lately; since; for+时间段; in the past few years; ever since; in the last five months; up to now; since then; so far; ever; never, yet; once; twice; already; before; justal
10、ready (已经): 用于肯定句I have already posted the letter .yet(已经): 用于否定句,疑问句 He hasnt done his homework yet.just(刚刚) They have just left. ever(曾经) Have you ever been to Beijing ?never(从不) I have never seen him .before(以前) Have you seen the film before?since(自从以来) Ive worked in the school since 1999.for(长达)
11、 Hes lived in Shenzhen for 6 years.in the past several days / weeks/ years(在过去的)recently(最近) I have not written to my parents recently.so far(到目前为止) So far she has learned 5 English songs.up to now(到目前为止)this morning/month/year(今天早上/这个月/今年)三、现在完成时的用法 1) 现在完成时表示过去发生的动作,并对现在有影响。常与already(已经), yet(已经),
12、 just(刚刚),ever(曾经)等词连用. Already, yet的用法already: 常用于肯定句中. yet: 常用于否定句,疑问句尾. Someone has broken the window. (窗户现在是坏的)I have already lost the key. (我现在没有钥匙)I havent read that book yet . (不了解书的内容)I have just cleaned my hands. (手是干净的)3) 现在完成时表示从过去一直持续到现在的动作或状态,常与for, since引导的时间短语或从句连用.since , for 的用法:sin
13、ce: (自以来)1)since+时间点Hehasstayedheresince5oclock.2)since+ 时间段+ agoHehasstayedheresince5hoursago.3)since+ 从句for: (长达)for+ 时间段He has kept the book for 2 weeks.She has learned English for 5 years.He has lived in Beijing since he was born .Have you stayed here since 3 oclock?四、have/has been to; have/has
14、gone to; have/has been inhave /has been to 曾经去过某地,人已经回来了have /has gone to 去了某地,人还没回来have /has been in 去了某地并一直待在那1. 我去过上海。 I have been to Shanghai twice.2.-Where is Jim? -He has gone to England(尚未回来)3. I have been in Shanghai for three years我到上海已有三年了。1、现在完成时的 完成用法 现在完成时的 完成用法 指的是动作发生在过去某一时刻并已结束,但该动作对
15、现在产生了影响,与现在情况具有因果关系。例如: He has turned off the light. 他已把灯关了。( 动作结束于过去,但说明的是现在的情况 - 灯现在不亮了。) 现在完成时 完成用法 的特点是动作不延续,因此,该时态只能与表示不定的过去时间状语 ( 如: already , yet , before , recently 等 ) 、频度时间状语 ( 如: never , ever , once 等 ) 、包括现在时刻在内的时间状语 ( 如: this morning / month / year. , today 等 ) 连用。例如: Have you found you
16、r pen yet ?你已找到你的钢笔了吗? 2、现在完成时的 未完成用法 现在完成时的 未完成用法 指的是动作开始于过去某一时刻,一直延续到现在,或可能还要继续下去。例如:1. He has lived here since 1978/he moved here. 自从 1978 年以来,他一直住在这儿。 ( 动作起始于 1978 年,一直住到现在,可能还要继续住下去。)2. I have been in the army for more than 5 years. 我在部队已经呆了五年多了。( 动作开始于 5 年前,一直延续至今,有可能还要继续下去。) 此种用法的句中常需一个表示一段时间
17、的状语 ( 由 since 或 for 引导 ) ,或表示与现在时刻相连的时间状语 ( 如: up to now , so far 到目前为止 ) 等。例如: I have heard nothing from him up to now. 到目前为止我没有他的任何消息。 3. 瞬间动词不能和时间段连用,瞬间动词转换成延续性动词:把动作换成状态动作状态动作状态diebe deadbeginbe onborrow/buykept/hadend/finishbe overleavebe awayjoinbe inarrivebe heremarrybe married例如:1.他的爷爷已经去世2年
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