陈述句、一般疑问句和特殊疑问句ppt课件.pptx

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1、小学六年级英语句型讲解,一、陈述句二、一般疑问句三、特殊疑问句,一、陈述句包括肯定句及否定句,（一）肯定句：只包含“肯定”意思，即不含有否定词“不”,e.g. 1. He is a student. 他是一个学生。 2. My mother goes to work.我妈妈去上班。,（二）否定句：表示否定的意思。,e.g. 1. He is not a student. 他不是一个学生 2. My mother does not go to work. 我妈妈不去上班。,（三） 肯定句变否定句,1. 有be的情况下, 直接在be后面加not。,I am a teacher. I am not

2、a teacher.,He is a student. He is not a student.,They are helpful. They are not helpful.,注意：Im=I am isnt=is not arent=are not.,2. 有情态动词（can, should, will）的情况下，直接在情态动词后面加not,I can swim. I can not swim.,You should go to school.,You should not go to school.,We will have a new classroom.,We will not hav

3、e a new classroom.,can not=cant should not=shouldnt will not=wont,3. 在句子中既没有be，也没有情态动词的情况下，要借助助动词do。在do 后面加not。,注意：当主语是第三人称单数的时候，用does帮助否定。,I like apples.,I do not like apples.,They play football.,They do not play football.,He likes apples.,He does not like apples.,do not=dont does not=doesnt,肯定句否定句

4、转换习题。,Tom and Mike are friends.Im a students.There are some books in the study.Your father can ride a bike.They can play football after school.We come from China.He likes playing basketball.Have some bread, Tom.Dont eat food in the study.We cant swim.They arent friends.You arent my friends.,二、一般疑问句（

5、一般读升调）,（一）什么是一般疑问句,用yes或no回答的疑问句叫作一般疑问句。,（二）一般疑问句特征,以be（am, is are）动词，情态动词（can, should, will）以及以助动词（do, does）开头的疑问句。注意：通常读升调,1. Is he a student?,2. Can you swim?,3. Do you like apples?,（三）如何将陈述句变成一般疑问句,1. 句子中如果有be （am, is ,are）, 直接把be提前。注意：第一人称和第二人称互换,I am a teacher. Are you a teacher?Yes, I am. No,

6、 Im not.,She is my mother.Is she your mother?Yes, she is.No, she isnt.,They are helpful.Are they helpful?Yes, they are.No, they arent.,2. 句子中如果有情态动词（ can, should, will ），直接把情态动词提前。注意：第一人称和第二人称互换。,I can swim.Can you swim?Yes, I can.No, I cant.,He should work hard.Should he work hard?Yes, he should.No

7、, he shouldnt.,3. 句子中如果既没有be也没有情态动词的话，需要借助助动词（do或者does）注意：a.第一人称和第二人称互换。 b.只有当主语是第三人称单数的时候才使用does帮助提问。,I like apples.Do you like apples?Yes, I do.No, I dont.,He likes apples.Does he like apples?Yes, he does.No, he doesnt.,They like apples.Do they like apples?Yes, they do,No, they dont.,将下列句子变成一般疑问句，

8、并做肯定与否定回答。,1. His father is an English teacher. 2. These cats are crying. 3. They can swim. 4. I go to school on foot. 5. His father goes to work by bus. 6. Mrs. Li and John can sing English songs. 7. Mike is wearing her new clothes. 8. The two boys under the tree are hungry. 9. I am in the study.10

9、.We like playing football. 11. I have some good friends.12.He can speak English.,三、特殊疑问句（一般来说，句尾读降调）,以wh-和how开头的疑问词， 问什么答什么。,what, who, which, when, where, why, whose, how,what time, what color,how old, how long, how many, how much, how big, how far,一般情况下特殊疑问句基本构成：特殊疑问词+一般疑问句,1.what对动词和名词提问，意为：什么，Wh

10、attime几点Whatcolor什么颜色2.where对地点提问，意为：在哪里，Whereareyoufrom?3.when 对时间提问，意为：什么时候，Whendoyoucomeback?4.which对目标提问，意为：哪一个，哪些Whichonedoyoulikebest?5.why对原因提问，意为：为什么，WhydoyoulikeEnglish?6.who对人提问，意为：谁，Whoareyou？,（二）特殊疑问词的具体用法,7.whose对物体的所属提问，意为：谁的，Whosebikeisthis? 8.how对方式和程度提问，意为：怎么 Howdoyoucometoschool? 9

11、.howmany对可数名词数量提问，意为：多少， Howmanybooksdoyouhave?10.howmuch对不可数名词数量提问，意为:多Howmuchricedoyouneed对物体的价格提问，意为：多少Howmuchisthisruler?11.howold对年龄提问，意为：多少岁Howoldareyou?12. how long对长度提问，意为：多长 How long is your hair.,（二）练习对划线部分提问,He is my father.They are under the tree.I often watch TV after dinner.Lily swims in the swimming pool.The plane flies in the sky.I often do exercises in the evening.Mike likes playing football with Bill.The hospital is near the school.Sarah has some beautiful cards.The dogs are on the playground.The monkey sleeps at night.,Thank you,