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1、,小学英语(PEP)五年级上册 复习课,名词变复数陈述句变一般疑问句动词变三单肯定句变否定句,济南市青龙街小学 周君,名词的复数形式一个物体叫单数，两个以上叫复数。,把一个可数名词变成复数形式：一般情况下，直接在这个名词后面加“s”。如appleapples,以“o s sh x ch”结尾的名词，要加“es”。如 tomatotomatoes,以辅音字母加y结尾的名词，变y为i加es。如babybabies 以元音字母加y结尾的单词，直接加s monkeymonkeys,以f或fe结尾的名词变复数时去掉f，fe 加ves。如knife knives,单复数同形。如sheep,deer,fis
2、h,不规则的。如：childchildren footfeet toothteeth mousemice goosegeese manmen womanwomen,写出下列单词的复数形式：bus_ box_ dish_ baby_ boy_city_ family_ leaf_ knife_ wife_pencil-box_Sunday_ dress_ watch_ match_sheep _ fish _ mouse _ child man _ woman_dress _ name_ table_ star_cake_ exam_house_ phone_ case,1.什么是一般疑问句？,
3、一般疑问句用于对某一情况提出疑问，通常可用yes或no来回答，读时用升调。,2.怎样把陈述句变成一般疑问句？,例：This is your penpal.这是你的笔友。,Is this your penpal?这是你的笔友吗？,把句子中的be动词提前到句首。Be动词包括am is are。,练习题：,1.You are a student.2.She is a university student.3.He is a principle.4.They are good friends.5.There is a small bridge in the school.6.There are man
4、y children in the park.,Are you a student?,Is she a university student?,Is he a principle?,Are they good friends?,例：He can go with us.他能跟我们一起去。,Can he go with us?他能跟我们一起去吗？,把句子中的情态动词提前到句首。句子中的情态动词包括can may must。,练习题：,She can play basketball.I may help you.He can sweep the floor.Robot can play chess.
5、,例：You like singing.你喜欢唱歌。,Do you like singing?你喜欢唱歌吗？,Jim likes collecting stamps.吉姆喜欢集邮。,Does Jim like collecting stamps?吉姆喜欢集邮吗？,如果句子中没有be动词或情态动词，就要在句首加助动词帮助其变成一般疑问句。主语是一二人称及复数人称时加Do;主语是第三人称单数形式加Does。加了Does后句子中原本的动词三单形式要还原。,练习题：,1.You have a friend.2.He goes to school by bus.3.She likes apples.4.
6、They live in the country.5.My friend lives in Shanghai.,Do you have a friend?,Does he go to school by bus?,Does she like apples?,Do they live in the country?,Does your friend live in Shanghai?,怎样把陈述句变成一般疑问句：把句子中的be动词提前到句首。Be动词包括am is are。把句子中的情态动词提前到句首。句子中的情态动词包括can may must。如果句子中没有be动词或情态动词，就要 在句首加
7、助动词帮助其变成一般疑问句。主语是 一二人称及复数人称时加Do;主语是第三人称单数 形式加Does。加了Does后句子中原本的动词三单形式 要还原。,注意：句点变问号。句中的第一人称变成相应的第二人称。some many 变 any 动词三单还原问题。,1.be动词的否定式 动词be根据不同的人称可以有am,is,are等不同形式，不管何种情况，构成否定式时，一律在其后加not：例如：I am old,but you are young.我老了，但你还年轻。Im not old,but youre not young.我还不老，但你不年轻了。He is reading and I am wri
8、ting.他在读，我在写。He is not reading and I am not writing.他没有在读，我没有在写。,否 定 句,也就是说，把肯定句变成否定句，就是在句子中的be动词后面加not。,练习题：,I am listening to music.Mike is a student.They are in the zoo.There are some flowers in the vase.This is my sister.We are sweeping the floor.,2.情态动词的否定式 情态动词的否定式一般在其后加not构成：例如：I can finish t
9、he work in an hour.我能在1小时内完成这工作。I cant finish the work in an hour.我不能在1小时内完成这工作。You must go with us.你必须同我们一起去。You mustnt go with us.你不能同我们一起去。We should help them.我们应该帮助他们。We shouldnt help them.我们不必帮助他们。,也就是说，把肯定句变成否定句，就是在句子中的情态动词后面加not。,3.实义动词的否定式一般实义动词的否定式，应根据不同人称在实义动词之前加dont或doesnt：例如：I put a book
10、 on my head.我把书放到头上。I dont put a book on my head.我没把书放到头上。He works in a bank.他在一家银行工作。He doesnt work in a bank.他不是在银行工作。,也就是说，把肯定句变成否定句，就是在句子中的实义动词前面加dont或doesnt。一二人称复数人称加dont；三单人称加doesnt。,练习题：,They like making the puppet.Amy and Sarah live in Beijing.They sing a song together.We play basketball on
11、Sundays.Mike likes listening to music.We need some masks.,怎样把肯定句变成否定句：在句子中的be动词后直接加not。Be动词包括am is are。在句子中的情态动词后直接加not。句子中的情态动词包括can may must。如果句子中没有be动词或情态动词，就要 找句中的实义动词。在实义动词前加助动词的否定形式。主语是一二人称及复数人称时加Dont;主语是第三人称单数 形式加Doesnt。加了Doesnt后句子中原本的动词三单形式 要还原。,注意：some many 变 any 动词三单还原问题。,一般现在时中的动词第三人称单数形式
12、 在一般现在时中，当主语是第三人称单数时，谓语动词要用第三人称单数形式，即常在动词原形后加-s或-es。但有些同学们对于哪些主语是第三人称单数还不十分清楚，现归纳总结如下：（一）人称代词he,she,it是第三人称单数。如：He likes watching TV.他喜欢看电视。She has lunch at twelve.她十二点吃午餐。It looks like a cat.它看起来像只猫。（二）单个人名、地名或称呼作主语；是第三人称单数。如：Han Mei looks like her mother.韩梅看起来像她的母亲。Beijing is in China.北京在中国。Uncle
13、Wang often makes cakes.王叔叔经常做蛋糕。（三）单数可数名词或“this/that/the+单数可数名词”作主语，是第三人称单数。如：A horse is a useful animal.马是有用的动物。This book is yours.这本书是你的。That car is red.那辆汽车是红色的。The cat is Lucys.这只猫是露茜的。,（四）不定代词someone,somebody,nobody,everything,something 等 及指示代词this,that作主语时，是第三人称单数。如：Everyone is here.大家到齐了。Ther
14、e is something wrong with the watch.这块手表有毛病。This is a pen.这是一支钢笔。That is an eraser.那是一块橡皮擦。（五）不可数名词作主语时为第三人称单数。如：The milk is in the glass.牛奶在玻璃杯里。The bread is very small.那面包很小。（六）当数字或字母作主语时，看作第三人称单数。如：6 is a lucky number.6是个吉利数字。I is a letter.I是个字母。,动词变问题单三的规则基本和名词变复数的规则是一致的：1.一般情况下，在动词末尾加s，如like-li
15、kes,2.以o,s,x,ch,sh结尾的动词在动词末尾加es，如：do-does,go-goes;guess-guesses,pass-passes;teach-teaches,watch-watches;wash-washes brush-brushes3.以辅音字母+y结尾，把y变i再加es,如:hurry-hurries fly-flies 以元音字母+y结尾，直接加s,如:play-plays buybuys play-plays,一写出下列动词的第三人称单数形式：have_ come _ stay_ teach_ write_ take_ watch_ fly_ play_ was
16、h_ match _ guess_ study_ finish_ go_ snow_ carry_ be _二用括号中所给词的适当形式填空：1The buses _(use)a lot of oil.2Each of us _(have)strong points and weak points.3My daughter _(watch)TV every day.Sometimes she _(see)a film on Sunday.4Li Wei _(have)a daughter.She staysin a nursery.5Our family _(be)a happy one.6He
17、r mother _(teach)English at amiddle school.7Jack often _(listen)to the radio.,8.He _(say)that Prof.Li is tired.9.He_(watch)TV every evening.10.We always _(go)to school on foot.11.Tom,with his classmates,often _(play)football after school.12.Your shoes _(be)under the bed.13._ here and _ by me.(come,stand)14.His uncle usually _(go)to work by bus.15.I always _(get)up at six in the morning.16.John _(look)like his father.,Homework:完成习题并翻译。,
