小学英语时态和语法总结PPT幻灯片

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1、小学英语学习要点时态与疑问句1小学英语的时态o一般现在时o动词形式：o动词用原形，但是如果主语是单数第三人称，动词也要跟着用单数第三人称的形式。动词的单数第三人称形式一般是在动词后加so什么是单数第三人称？o首先是单数，然后是指除了你，和我以外的所有的名词，或代词o可能出现的时间：always,often,usually,sometimes,everyday,everyweek2小学英语时态一般过去时o过去式：o动词形式：一般会在动词后加ed,o 不规则动词ois was,are-were,buy-bought,read-read,otake-took,flyflew,havehad,dodi

2、dogowent,swimswam,run-rano体现过去式的时间状语oyesterday,last week,last month,last year,ago,this morning3小学英语时态：现在进行时o动词的形式：o分词形式，ing形式，也就是在动词后直接加ing,用在句子中的时候，与be搭配使用，即：be doing.o经常出现的时间是：nowo有时候，也会在句子开头出现look，listen4小学英语时态：一般将来时o动词形式：obe going to+动词原型o其中，be跟着主语来变化使用am,is,areo一般情况下的时间状语：otomorrow,next year,ne

3、xt week,next Sunday,next+时间，after(时间上的之后），soon5如何将陈述句改为一般疑问句o一、看句子里是否有be动词，am,is,are,如果有be动词提前，句号改问号。但是要注意，如果主语是I,或we,变成一般疑问句时，要改为you.o二、看句子里是否有情态动词：can,may,must,如果有，把情态动词提前，句号改问号。但是要注意，如果主语是I,或we,变成一般疑问句时，要改为you.o三，如果既没有be动词，也没有情态动词，那么在句子前加do,或does,叫做助动词。主语是单数第三人称加does,其他加doo如果是过去式，那么助动词也要跟着用相应的过去式

4、dido注意：一般疑问句做回答时，主语要改为人称代词：I,we,you,he,she,it,they.6改一般疑问句练习o1.It is a lovely dog.o2.She is a lovely girl.o3.He is his father.o4.They are Lilys cousins.o5.We are classmates.o6.I am a doctor.7改为一般疑问句o7.There is a bird in the tree.o8.There are many stars in the sky.o 9.They are good friends.o10.I love

5、 my parents.o11.I play computer games every night.o12.There are many books on the shelf.8o13.We have a pleasant home.o14.We like to climb the mountain.o15.He goes to church on Sunday.o16.They walk to school every morning.o17.He can fly kites in the park.o18.They are playing the football in the gym.9

6、o19.It is a beautiful park.o20.It is a big map.o21.I can swim.10陈述句改为否定句o一、看句子里是否有be动词，am,is,are,如果有be动词，那么直接在be动词后加not就可以,过去式也适用。o二、看句子里是否有情态动词：can,may,must,如果有，那么直接在情态动词后加not.注意，如果情态动词是must,则改为need以后再加not.o三，如果既没有be动词，也没有情态动词，那么在主语后加do not,或does not.主语是单数第三人称加does not,原来句子里的动词单数第三形式改为原形。如果是过去式，那么助

7、动词也要跟着用相应的过去式did not,句子里以前的动词过去式改为原形。o四，祈使句改为否定句，直接在句首加dont11选择疑问句o英语中的选择疑问句结构很简单，就是先把一般疑问句结构写出，然后在其后加上“or+选择部分”即可，当然其标点也是问号。如：Are you a student?（一般疑问句）你是个学生吗？变成：Are you a student or a teacher?（选择疑问句）你是学生还是老师？再如：Do you like playing soccer or basketball?你喜欢踢足球还是打篮球？Can you speak English or Chinese?你会

8、说英语还是汉语？2.选择疑问句的回答不同于一般疑问句，不能用yes/no来回答，而必须选择选项进行回答。3.如：Have you ever been to Beijing or Shanghai?4.I have been to Shanghai.12特殊疑问句o就划线部分提问o步骤o先改为一般疑问句o找出合适的疑问词代替划线部分o把疑问词放在句子最前边o去掉划线部分，句号改问号。o*如果是how many 开头的疑问句，记得在后边跟上所问的名词复数,whoes开头的疑问句也在后边跟上所提问的名词。（单数复数与原问句一致）13常用疑问词单词单词 意思意思 用法用法 when什么时间问时间who

9、谁问人whose谁的问主人where在哪里问地点which哪一个问选择why为什么问原因what什么问东西what time什么时间问时间what colour 什么颜色问颜色14常用疑问词单词单词 意思意思 用法用法 what about怎么样问意见what day星期几问星期what date什么日期问具体日期what for为何目的问目的how怎么样问情况how old多大问年龄how many多少问数量how much多少问价钱how about怎么样问意见how far多远问路程15特殊疑问句练习oThey bought a new bike yesterday.oShe is my

10、 teacher.oI am looking for my sister oI get up at six oI went to school late because I got up late.16特殊疑问句练习oMy bag is red.oThey are five yuan oHe often has lunch in the factory oMy father goes to work by car.oI have three new books.17选择o()1.Excuse me _ is the nearest bookshop?o Go down the street a

11、nd turn left at the second corner.o A.how B.what C.where D.whoo()2._ is a ticker for the film Hacker He?o About forty yuan.o A.How old B.How many C.How much D.How ofteno()3._ are you going?Im going to the library.o A.Who B.Which C.What D.Whereo()4.Its a nice car._ have you been in it?o Just to Shang

12、hai.o A.How much B.How soon C.How long D.How faro()5._?Its eight.o A.What day is it B.Whats five and three oC.How old are you D.Whats your telephone number18选择o()6._?Ive got a headache and a cough.o A.Whats your trouble B.Whats wrong with it o C.Can I help you D.How are youo()7._ tea did you have?o

13、Two cups.o A.How many B.How much C.How soon D.Which o()8._ shall we meet in the park?o What about half past eight?o A.What B.When C.Where D.,Whicho()9._ a year does your school have sports meetings?o Twice a year.o A.How often B.How soon C.How long D.How many timeso()10._?o The one behind the tree.o

14、 A.Whose girl B.Whos that girl C.Which girl D.Wheres the girl 19特殊疑问句的回答o阅读理解中经常出现按短文内容回答o特殊疑问句的回答是完整的陈述句o看句子问的是什么内容o把句子改为陈述句的语序o找到合适的内容代替句子开头的疑问词，并放在合适的位置o如：when do you get up every morning?（6：30）o确认提问的是时间o改为陈述句oI get up every morning.o时间at 6:30放在句子的合适位置。oI get up at 6:30 every morning.20Thank you!21