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六年级下册单元知识点语法知识英语动词4种时态
1、一般现在时常与表示程度或频度的词连用,如often(经常),usually(通常,一般),sometimes(有时)always(总是,一直),never(从不),表示经常性或习惯性的动作,表示现在的特征或状态表示普遍真理用动词原形表示,第三人称单数后,动词要在词尾加s(或es或变y为i再加es)如Ioftengetupat7:
00.Heoftengetsupat7:
30.
2、现在进行时表示现在或现在这一阶段正在进行的动作用am/is/are力口动词ing形式表示,如WhatareyoudoingIamreadingabook.WhatishedoingHeissinging.
3、一般将来时常与表示将来的时间连用,如tomorrownextweeknextyear等,表示将要发生的动作或情况用am/is/are加goingto形式表示,如WhatareyougoingtodotomorrowImgoingtorideahorse.用will加动词原形表示,如WhatwillyoudonextSundayIwillgoshopping.用am/is/are力口动词ing形式表示,如WhatareyoudoingtomorrowImgoingbowling.
4、一般过去时经常与表示过去的时间连用,如yesterdaylastnight等,表示过去某时发生的动作或情况动词要用动词的过去式如WhowasfirstKenwasfirst.WherewereyouyesterdayIwasathome.WhatdidyoudoyesterdayIwenttoschool.形容词的比较级和最高级
1、单音节词比较级加er最高级加est.如talltallertallestHeistallerthanhisbrother.Tomisthetallestinhisclass.
2、多音节词和部分双音节词比较级加more最高级加themost.如:interestingmoreinterestingthemostinterestingMusicisinterestingsubject.P.E.ismoreinterestingthanmusic..Scienceisthemostinterestingsubject.形容词变为比较级的变化规则1一般情况下,在形容词的词尾直接加er如tall一tallershort一shorter以字母e结尾的形容词,在词尾直接加r如nice一nicerlate一later3以重读闭音节结尾,且结尾只有一个辅音字母的词,先双写这个辅音字母,再加er.如big一biggerthin一thinnerfat一fatter4以辅音字母加y结尾的双音节形容词,先变y为i再力口er如easy——easierheavy——heavierfunny——funnier.2>部分形容词比较级的不规则变化good一betterwell一betterbad一worsebadly一worsemany一moremuch一morelittle一lessfar一farther动词ing的变化规律直接力口ing,如open-openingclean-cleaningmeet-meetingsing-singingstudy-studying去掉词尾不发音的e如take-takingclose-closingcome-comingdrive-drivinghave-havinguse-usingwrite-writingpractice-practicing)重读闭音节的,双写最后的字母,力口ing如sit-sittingput-puttingbegin-beginningget-gettingswim-swimmingrun-runningcut-cuttingbecome-becoming主语是第三人称单数时一般现在时动词的变化规律(与名词变复数规律相同)1)直接加s如cook-cookscome-comesclose-closes•••2)以oxsshch结尾+es如teach-teachesgo-goesdo-doescatch-catcheswash-washesbrush-brushesmiss-misses3)辅音字母加y结尾,把y改为i+esiU fly-fliesworry-worriescarry-carries4)以f或fe结尾,把f或fe改为v+es.5)特殊:have-has6)家庭、亲属和朋友姓名、年龄、地址、特点与爱好与你的关系words:familygrandfather(grandpa/granddad)grandmother(grandma/grandmum)fathermotherbrothersisteruncleauntcousinfriend相关句型1)Ishe/sheTomscousinYeshe/sheis.Nohe/sheisnt.Whoshe/sheHes/Shesmyfriend.HowmanypeoplearethereinyourfamilyWhoaretheyTherearefourmyfathermymothermybrotherandme.注意1)名词单复数,如family-families;名词单数-复数规律11直接加s如boy-boysterm-terms2以oxsshch结尾+es如box-boxesclass-classesglass-glassescoach-coachesdress-dressesfax-faxesinch-inchesmatch-matches辅音字母加y结尾,把y改为i+es如baby-babieslady-ladiesfactory-factoriespeach-peacheslibrary-librarieswatch-watches以f或fe结尾,把f或fe改为v+es:leaf-leavesknife-kniveswife-wivesshelf-shelves•••特殊man-menpoliceman-policemenwoman-womenchild-childrengoose-geesetooth-teethfoot-feet6不变hairmilkteacoffeewaterbreadricepaperjuicemeatpeoplefishsheep•••2名词所有格,表明是谁的如mycousin^hisparents它的构成规则单数名词后+“s,Mikesmother.复数名词词尾有,其后只TeachersDa教师节.若是两人共有时,只在后者+s”,JimandTonTsmother.吉姆和汤姆的母亲不是两者所共有的,两者都+“s”,JinfsandTomsmother.吉姆母亲和汤姆的母亲名词若是无生命,所有格构成用ofamapofChina.一幅中国地图I一般过去时态定义表示过去某时发生的动作或存在的状态结构“主语+动词的过去式”用法.表示过去某个时间发生的动作或存在的状态Hewashereyesterday.Igotupatsevenyesterdaymorning.Mymotherwasatworkyesterdayafternoon.Didyouhaveagoodtimelastsummer.表示过去经常或反复发生的动作Mymotheroftenwenttoworkbytaxilastyear.WhenIwasastudentIoftenlistenedtomusic..常与一般过去时态连用的时间有一般过去式的用法一般过去式表示过去的动作和状态,通常一般过去式带有表示动作时间状语的词,词组或从句,如yesterdaythedaybeforelastlastweektwodaysago等上下文清楚时可以不带时间状语Iworkedinthatfactorylastyear.去年我在那一家工厂工作Imethimyesterday.昨天我碰见了他IwenttotheTianLongMountainyesterday.昨天我们去了天龙山一般过去式构成表示一般过去式的动词通常用动词的过去式形式来表示,而动词的过去式是在动词原形的基础上变化的动词的过去式可分为规则动词和不规则动词.一般过去时的标志词lastyear;lastnightyesterday(+morningafternoonevening)in+过去时间词in
1998...II过去式规则变化(a)动词词尾+edowalk-walked(走)need—needed(需要)(b)动词词尾为“e”时,力口“-dlive-lived(住)like-liked(喜欢)(c)动词词尾为“辅音字母+y”时,去“y”加I“ied”,若是词尾为“元音字母+y,只加“ed”study-studied(学习)play—played(游戏)(d)原形动词词尾为重读闭音节时,先双写该辅音字母再+“ed”stop一stoppedIII过去式规则变化
(一)不变l.cutcut
2.letlet
3.putput4readread
5.mustmust
(二)改成a
1.comecame
2.becomebecame
3.beginbegan
4.drinkdrank
5.havehad
6.runran
7.sitsat
8.ringrang
9.singsang
10.swimswam
11.givegave
(三)改成ght
1.thinkthought
2.fightfought
3.bringbrought
4.buyboughtcatchcaught
6.teachtaught
(三)改成t.keepkept
2.sleepslept
3.sweepswept
4.feelfelt.spendspent
6.1eamlearnt
7.meanmeant
(四)改成ew
1.blowblew
2.knowknew
3.growgrew
4.drawdrew
5.throwthrew
6.flyflew
(五)改成o.getgot
2.forgetforgot
3.writewrote
4.riderode
5.drivedrove.sellsold
7.telltold
8.standstood
9.understandunderstood
10.speakspoke
11.hearheard
12.taketook
(六)其他形式.makemade
2.hearheard
3.eatate
4.meanmeant
5.saysaid
6.findfound
7.meetmet
8.seesaw
9.cancould
10.shallshould
11.willwould
12.maymight
13.gowent
14.seesaw
15.wearwore小学英语语法辅导时态时间标志口诀集锦一般现在时“总经常有每没(美眉八八)复星周”总always,usually等经常often有sometimes(记住,有不是have而是“有时”)每everyweek/month/year等没never复星周onMondays,onTuesdays等一般过去时“昨天上个XX(读作叉叉)前,in加年份when字连”(原创)昨天yesterday后面可以力口morningafternoonevening等上个last后面可以加weekmonthyear等XX前ago前面可以加threeweeks/months/yearsagoin加年份in2009/2008/1986/1220等,2010前全用一般过去时后年2012前就都是过去时了,2012世界末日?电影看多了when字连whenIwasachild等when字后面都是过去时,也要用一般过去时一般将来时时间标志口诀正好和一般过去时对应“明天下个XX后”明天tomorrow后面可以力口morningafternoonevening下个next后面可以加weekmonthyear等XX后after和in后面可以加threeweeks/months/years这里要注意一下,after后加时间点才表示将来,如after3oclock加时间段表示过去,如after2hours表示过去in后加时间段表将来,如intwoyears现在进行时“现在时刻看和听,最近在哪请安静”现在nowatpresentatthemoment等时亥I Itstenoclock.TmbeatingXiaoQiang.看和听Look!Listen!后面一般都用现在进行时最近Whatareyoudoingrecently/thesedays在哪WhereisXiaoZXiaoZisbeatingXiaoQiang.请安静:Bequiet!/Don51makeanynoise!/Stopmakingnoise!XiaoQiangissleeping.。