小学英语基础知识教学文稿.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,小学英语基础知识 字母,1、26个字母（听、说、读、写过关）（所有的大写字母占上两格）:,ABCDEFGHIJKLMNOPQ,R STUVWXYZ,ab cde fgh i jklm n op,q rs tu vwx yz,字母书写,占格：（1）占,中间一格,的字母：a,c,e,m,n,o,r,s,u,v,w,x,z,（2）占一二两格的字母：b,d,h,k,l,i,t以及所有大写字母,（3）占二三两格的字母：g,q,y,（4）占三格的字母：f,p,j,单词书写,各字母要紧贴；,各字母要匀称；,人名,要大写：英文人名开头一个大写，,中国人名姓、名,分别大写，即两个大写；,地名开头,大写；,国名开头,大写；,数词后置式的词组Class ,Grade ,Picture ,单词开头要大写；,缩写词,一般要大写；,I,永远大写。,各字母斜度一致。,形容词性物主代词,人称,单数,复数,形容词性物主代词,名词性物主代词,形容词性物主代词,名词性物主代词,第一人称,my,mine,our,ours,第二人称,your,yours,your,yours,第三人称,his,his,their,theirs,her,hers,its,its,Be动词的用法,Be动词用法口诀：我用am，你用are，,Is连着他，她，它；,单数名词用is，复数名词全用are，变否定，更容易，（be）后加not就可以，变问句，往前提，句末问号莫忘记。疑问否定任你变，举手大卸磨迟疑。,Im=I am Im not=I am not,youre=you are youre not=you are not,Theyre=they are theyre not=they are not,Hes=he is he isnt=he is not,Shes=she is she isnt=she is not,Its=it is it isnt=it is not,名词单数变复数,规则变化：名词单数变复数，一般加-s没有错。,词尾s,x,sh,ch,o直接加上-es。,f,fe为结尾，加-s之前要变ve。,辅音字母y来结尾，y变i再加-es没问题。,部分词尾字母若是o，加-es有tomato和potato。,不规则变化:不规则变化要特别记，oo常常变ee,foot-feet;男人、女人a改e,manmen;特殊childchildren等。,不可数名词的复数使用原型。如：water,juice,soup,bread,rice,meat,cheese,fish,sheep,o、s、x、ch、sh结尾的加es,potato-,photoes,bus,buses,class,classes,glass,glasses,sunglass,sunglasses,dress,dresses,box,boxes,fox,foxes,dish,dishes,bench,benches,branch,branches,sandwich-,sandwiches,brush,brushes,watch-,watches,辅音字母+y结尾，变为ies,family,families,baby,babies,body,bodies,aviary,aviaries,fly,flies,library-,libraries,butterfly-,butterflies,country,countries,Birthday-,birthdays,f、fe结尾，去f、fe，变为ies,shelf,shelves,leaf,leaves,wolf,wolves,knife,knives,scarf-,scarves,特殊情况 childchildren mousemice,footfeet toothteeth sheepsheep peoplepeople fishfish(表示数量),manmen plicemanpolicemen,不可数名词无复数形式,milk tea water juice coffee,soup rice bread jam honey,butter flour glue paper sugar,salt hair ice tape money corn,hay grass rain typhoon thunder,homework time rubbish ink snow,wind chicken cabbage fish,manymuch,someany,how manyhow much,nicebeautiful,同义词,pearpair rightwrite,seesea arentaunt,whoswhose forfour,totwotoo knowno,wherewear hearhere,theretheir bybuybye,flour-flower,同音词,longshort tallshort largesmall,newold youngold thickthin,fatthin afraidbrave hungryfull happysad wetdry hotcold,warmcool roughsmooth softhard,whiteblack fastslow goodbad,beautifulugly cheapdear rightwrong,反义词,cleandirty earlylate noisequiet,easydifficult inout updown,leftright eastwest southnorth,onunder in front ofbehind,comego sitstand herethere,put ontake off get onget off,turn onturn off,动词的现在分词,1、一般情况加ing,cross-,crossing,drink,drinking,buy,buying,colour,colouring,lay,laying,mean,meaning,peel,peeling,shout,shouting,pick,picking,fly,flying,eat-,eating,jump-,jumping,open-,opening,2、不发音e结尾，去e加ing,come,coming,becomebecoming,bake,baking,dive,diking,drive-,driving,make,making,take-taking,bake-,baking,taste-,tasting,shine-,shining,dance,dancing,close-,closing,ride,riding,write,writing,have,having,give-,giving,take,taking,smoke,smoking,use,using,leave-,leaving,wave-,waving,live,living,shake-,shaking,现在进行时,1现在进行时表示现在正在进行或发生的动作，也可表示当前一段时间内的活动或现阶段正在进行的动作。,2现在进行时的肯定句基本结构为be+动词ing.,3现在进行时的否定句在be后加not。,4现在进行时的一般疑问句把be动词调到句首。,5现在进行时的特殊疑问的基本结构为：,疑问词不达意+be+主语+动词ing?,但疑问词当主语时其结构为：,疑问词不达意+be+动词ing?,一般现在时,一般现在时的功能,1.表示事物或人物的特征、状态,。如：The sky is blue.天空是蓝色的。,2.表示经常性或习惯性的动作。,如：I get up at six every day.我天天六点起床。,3.表示客观现实,。如：The earth goes around the sun.地球绕着太阳转,一般现在时的构成,1.be动词：主语 be(am,is,are)其它,。如：,I am a boy.我是一个男孩。,2.行为动词：主语 行为动词,其它,。如：,We study English.我们学习英语。,一般现在时的变化,1.be动词的变化,。,否定句：主语 be not,其它。,如：He is not a worker.他不是工人。,一般疑问句：Be 主语 其它,。,如：-Are you a student?,-Yes.I am./No,Im not.,非凡疑问句：疑问词 一般疑问句,。如：Where is my bike?,2.行为动词的变化,。,否定句：主语 dont(doesnt)动词原形(其它)。,如：I dont like bread.,当主语为第三人称单数时，要用doesnt构成否定句。,如：He doesnt often play.,一般疑问句：Do(Does)主语 动词原形,其它,。如：-Do you often play football?-Yes,I do./No,I dont.,当主语为第三人称单数时，要用does构成一般疑问句,。如：-Does she go to work by bike?-Yes,she does./No,she doesnt.,3.动词 s的变化规则,1一般情况下，直接加-s,，如：cook-cooks,milk-milks,2以s.x.sh.ch.o结尾，加-es,，如：guess-guesses,wash-washes,watch-watches,go-goes,3以“辅音字母 y”结尾，变y为i,再加-es,，如：study-studies,2陈述句中有情态动词（can may must）时，也可直接将它们提至主语前，即可成为一般疑问句。,如：He can swim now,Can he swim now？,The children may come with us,May the children come with us？,3陈述句中只有一个实义动词作谓语且其时态为一般现在时，变为一般疑问句时要在句首加do或does 主语后的实义动词用原形。如：I like these animals Do you like these animals？,She wants to go to the movies Does she want to go to the movies？,特殊疑问句,一特征,1、一般情况：特殊疑问词+一般疑问句构成。,2、特殊疑问词在句中充当成分。,3、不用yes,no回答，直接回答。,4、读降调。,5、常用疑问词：,who,what,whose,where,how,which,when,why,how many,how much,how far.How long,how often,how soon,how high,等。,熟记变特殊疑问句时，容易判断错的情况。,数词,表示年龄：He is,fifty-five.,How old is he?,表示时间：Its,fifty-five.,Whats the time?,表示加法：Six and two is,eight.,Whats six and two?,表示价格：The shirt is,thirty yuan,.How much is the shirt?,表示多少：I have,three,brothers.How many brothers do you have?,姓名和人,表示人名：My name is,Gina,.Whats your name?,表示人：The woman is,Gina,.Who is the woman?,长度和距离,表示距离：Its,five hundred metres,away from here.How far is it from here?,表示长度：Its,five hundred metres,.How long is it?,颜色，东西,表示颜色：The shoes are,white,.What color are the shoes?,表示物：They are,white sheep,.What are they?,表示颜色：They are,white,sheep.What color are these sheep?,名词所有格和人,表示名词所有格：Shes,Lucys,sister.Whose sister is she?,表示人：Shes,Lucys sister,.Who is she?,