新概念第二册Lesson-27教案详解(单词-课文-语法)

Lesson27Awetnight雨夜tent帐篷tend1.(to)趋向,易于,朝向2.照料,照管fieldn.田地，田野airfield飞机场（介词用on）airport机场inthefield实地,野外,在战地,在作战,在参加比赛inone'sfield在...领域Heisanexpertinhisfield.footballfield足球场地smell（1）vt．嗅，闻：Ilovetosmellflowers.我喜欢闻花。I'msmellingthefishtoseeifit'sallright.我正在闻这条鱼，看看它是否还新鲜。I(can)smellsomethingburning.我（能）闻到什么东西烧焦的气味。（2）vi．闻起来有……气味，散发……气味：Thisfishsmellsbad.这鱼馊了。Yousmellofsoap.你身上有肥皂味。（3）n．气味：Ican'tstandthesmellinthisroom.我受不了这房间里的气味。Thereisasweetsmellintheair.空气中有种芳香味。感官动词look,smell,taste,sound,feellookv.看起来Youlookfine/better/beautiful.tastev.尝起来Thefoodsmeltgood,andittastedbetter.soundv.听起来feelv.1.感到Ifeelill.2.用手的感觉Theblackboardfeltcold.wonderfuladj.极好的Great!Excellent!Outstandingbrilliantfantasticcampfiren.营火fire可数也不可数creepv.爬行(蹑手蹑脚的)(crept;crept)creepout爬出去了climb爬（上、下）climbthetreeclimbupordown爬上爬下crawl爬（平行）Thebabyiscrawlingonthefloor.sleepingbagn.睡袋动词加ing变成形容词作定语有两个意思：1.正在....2.用来做...sleepingbag/sleepingdogpassingplane正在路过的飞机listeningmaterial用来听的材料walkingdeadsoundlyadv.香甜的sleepsoundlyfallasleep坠入梦乡sleepwell睡得好sleepdeeply睡得很沉sleepsoundly睡得很香fast/fallfastasleep坠入沉沉的梦乡leapv.跳跃，跳起（跃起更换位置）(leapt;leapt)jumpv.（原地）跳jumpupanddownskipv.跳过去Letusskipit.让我们跳过这一课Lookbeforeyouleap三思而后行leapyear/month闰年/月heavilyadv.大量的rain/snowheavilysmokeheavilyHesmokeheavily他烟瘾大。form（1）vi．形成，产生：Duringtheconversation,anideaformedinhismind.在谈话的过程中，他有了一个主意。Iceformswhenitiscoldenough.如果冷到一定的程度，冰就会形成。（2）n．形状，外形：Theicecreamismadeintheformofaball.冰淇淋做成球形。Idon'tliketheformofthecake.我不喜欢这蛋糕的形状。（3）n．表格：Ifyouwanttoenterforthecompetition,youmustfillintheseforms.如果你想报名参加比赛，你必须填写这些表格。windv.蜿蜒(wound;wound)windone'sway蜿蜒而行Theroadwindsitsway.这条路曲折而行伸向远方rightadv.正好起强调作用，作副词时，强调后面的形容词，副词，介词短语，不强调动词。可以用just来替换justlike正如justas正当后面加代词时，只能用just。justyou就你了Rightherewaitingforyou在此等候Ifoundmylostwatchrightinthegarden.课文详注Furthernotesonthetext1．…theboysputuptheirtentinthemiddleofafield…孩子们在田野中央搭起了帐篷。☆lateintheafternoon傍晚earlyinthemorning清晨inthemiddleof表示“在……当中”、“在……中间”，既可以用于表示地理位置，又可以用于表示时间或在某个过程当中：inthecenterof在...中心inthemiddleoftheriver河中心midnight午夜themid-autumnday中秋节Heheardsomeoneshoutinginthemiddleofthenight.午夜前后，他听到有人大声叫喊。Marywasinthemiddleofreadingwhenherauntarrived.玛丽的姑妈到达时，玛丽正在读书。inthecentreof（在……中部／中央）则一般用于表示地理位置：AliceSpringisasmalltowninthecentreofAustralia.艾利斯斯普林斯是澳大利亚中部的一个小镇。put放置putaside保留；把…放在一边，暂不考虑putaway放好，收好putback恢复正常；把…放回原处putdown记下putforward提出(要求、事实等)putoff推迟，推延puton穿上,戴上；上演；增加(体重)putupwith容忍，忍受putout关(灯)；熄灭；出版，发布；伸出；生产putintopractice实施，实行putup举起；提高；建造；张贴putintoeffect实行,生效putthrough为…接通电话，接通(电话)put...inplace把…放在合适的位置putintooperation实施，使生效，使运行2．Assoonasthiswasdone,theycookedamealoveranopenfire…他们就在篝火上烧起了饭。Assoonas,nosooner…than..hardly…when..这三个短语都有“一……就”、“刚刚……就”的意思，它们的意思非常相近，因此有时可以互换。★assoonas一…就…强调两个动作几乎是连在一起的。Assoonasthethiefsawthepoliceman,heranaway.表示“一…就…”assoonas，hardly…when…，nosooner…than…★nosooner...（主句）than...（从句）引导时间状语从句,主句用过去完成时,than后面的从句用一般过去时.例:Ihadnosoonerreachedhomethanitbegantorain.我一到家天就下起雨来Nosooner...than...常放在句首,表示强调.这时主句要倒装.例:NosoonerhadIreachedhomethanitbegantorain.★hardly...（主句）when（从句）意思为:还没...就...主句用过去完成时,从句用一般过去时例:Wehadhardlygottentherewhenitbegantorain.我们还没到那儿,天就下起雨了.(主句用过去完成时,从句用一般过去时)Hardly...when...也常放在句首同样主句也需要倒装例:Hardlyhadwegottentherewhenitbegantorain.“我刚到公共汽车站，汽车就开了。”一句，就可以有如下几句译法：AssoonasIgottothebusstop,thebusstarted.HardlyhadIgottothebusstopwhenthebusstarted.NosoonerhadIgottothebusstopthanthebusstarted.openfire指无遮盖的、没有围起来的火，如篝火、盆火等。3．…theytoldstoriesandsangsongsbythecampfire…（他们）就围在营火旁讲起了故事，唱起了歌。介词by表示“在……旁边”、“靠近”，通常指距离非常近：Comeandsitbyme.过来靠我坐。Therearemanytreesbytheriver.河边有许多树。4．Butsometimelateritbegantorain.但过了一阵子，天下起雨来。副词later表示“后来”、“以后”、“过后”：Hetoldmehewouldcomeagainlater(on).他告诉我他以后会再来的。Imetheragainafewdayslater.几天以后我又遇见了她。5．Thestreamwounditswayacrossthefieldandthenflowedrightundertheirtent!那小溪弯弯曲曲穿过田野，然后正好从他们的帐篷底下流过去！（1）wind表示“曲折而行”时，既可以是及物动词，又可以是不及物动词：Thecarwoundthroughthevillage.汽车曲曲折折地穿过村子。Theriverwindsitswaythroughthisdistrict.这条河弯弯曲曲地流经这个地区。（2）right在此处表示强调，意为“正好”、“恰恰”、“就”。这种用法多见于口语中：Imethimrighthere.我就是在这里见到他的。Hehitthemanrightonthenose.他正好打中那人的鼻子。6.Thetentwasfullofwater!befullof/befilledwith充满……语法Grammarinuse被动语态：主语是动作的发出者为主动语态；主语是动作的接受者为被动语态。一、主动语态变被动语态的方法：被动语态由“助动词be＋及物动词的过去分词”构成。人称、数和时态的变化是通过be的变化表现出来的。be+及物动词的过去分词表示时态表示被动要变化不变化主动语态：A+V.+B.被动语态：B.+be+V.-ed+by+A二、几种常用时态的被动语态：歌诀是：被动语态be字变，过去分词跟后面。1.一般现在时：am/is/are+过去分词肯定句：Bikesaresoldinthatshop.否定句：Bikesarenotsoldinthatshop.疑问句：Arebikessoldinthatshop?Yes,theyare./No,theyaren't.2.一般过去时：was/were+过去分词肯定句：Chinawasliberatedin1949.否定句：Chinawasnotliberatedin1949.疑问句：WasChinaliberatedin1949?Yes,itwas./No,itwasn't.3.一般将来时：shall/will/begoingto+be+过去分词肯定句：AnEnglishclasswillbegivenbyJacktomorrow.否定句：AnEnglishclasswillnotbegivenbyJack.疑问句：WillanEnglishclassbegivenbyJacktomorrow?Yes,itwill./No,itwon't.4.现在进行时：am/is/are+being+过去分词肯定句：Acarisbeingdrivennow.否定句：Acarisnotbeingdrivennow.疑问句：Isacarbeingdrivennow?Yes,itis./No,itisn't.5.现在完成时：have/has+been+过去分词肯定句：Aroadhasbeenbuiltbythegovernment.否定句：Aroadhasn'tbeenbuiltbythegovernment.疑问句：Hasaroadbeenbuiltbythegovernment?Y