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1、,1.陈述句变一般疑问句 2.肯定句变否定句,By Maria,be动词口诀,I 用am, you用are, is用于他，她，它， 单数is,复数are, 勿忘be的三变化！,This _ Sally. I _ Sally. My dog _ very cute. There _7 chairs in the classroom. He _a boy. We _good students. You _ my friend.,is,am,is,are,is,are,are,Fill in the blanks,Whats in Marias box?,Are there any candies
2、in the box?,Yes, there are. There are some candies in the box.,No, there arent. There are not any candies in the box.,一般疑问句：,陈述句：,否定句：,Are there any candies in the box?,一般疑问句：,There are some candies in the box.,陈述句：,There are not any candies in the box.,否定句：,陈述句变一般疑问句： be动词提前，大写， .变成?, some变成any,陈述句
3、变否定句： 在be动词后加not， some变成any,This is my pen. Lucy is my daughter. I am a student.,Is this your pen? Is Lucy your daughter? Are you a student?,1.将 my 变成 your！,2. 将I 变成you, 后be动词也随之变化！,陈述句变一般疑问句 (含be动词),be提前 my变your some变any .变？,陈述句变否定句 (含be动词),在be动词后加not， some变成any,This is my ruler. It is a cat. Lucy
4、is my daughter. My mum is a teacher. She is Lois. You are a girl. He is my friend. I am 10.,Is this your ruler? Is it a cat? Is Lucy your daughter? Is your mum a teacher? Is she Lois? Are you a girl? Is he my friend? Are you 10?,Exercise 1 将下列句子变成一般疑问句：,1. I am old, but you are young. Im not old, bu
5、t youre not young. 2. He is reading and I am writing. He is not reading and I am not writing. 3. There is some water in the glass. There is not any water in the glass.,Exercise 2 将下列句子变成否定句：,4. I am listening to music. 5. Mike is a student. 6. They are in the zoo. 7. There are some flowers in the va
6、se.,I am not listening to music.,Mike is not a student.,They are not in the zoo.,There are not any flowers in the vase.,Can you play basketball?,Yes, I can. I can play basketball. No, I cant. I cant play basketball.,Can you play basketball?,一般疑问句：,I can play basketball.,陈述句：,I can not play basketbal
7、l.,否定句：,陈述句变一般疑问句： can 提前，大写， .变成?,陈述句变否定句： 在 can 后加not，,情态动词,陈述句变一般疑问句 (含情态动词),情态动词提前 .变？,陈述句变否定句 (含情态动词),在情态动词动词后加not，,She can play basketball. I may help you. He can sweep the floor. Robot can play chess.,Exercise,变否定句,She cant play basketball. I may not help you. He cant sweep the floor. Robot c
8、ant play chess.,Can she play basketball? 2. May I help you? 3. Can he sweep the floor? 4. Can Robot play chess?,变一般疑问句,Do you like TFBOYS?,Yes, I do. I like TFBOYS. No, I dont. I dont like TFBOYS.,Do you like TFBOYS?,一般疑问句：,I like TFBOYS.,陈述句：,I dont like TFBOYS.,否定句：,陈述句变一般疑问句： 句首加Do, .变?,陈述句变否定句：
9、主谓之间加dont,Does he like TFBOYS?,He likes TFBOYS.,He doesnt like TFBOYS.,句首加Does, likes 还原,主谓之间加doesnt, likes 还原,Exercises： 将下列句子变成一般疑问句和否定句。,They like making the puppet. Amy and Sarah live in Beijing. They sing a song together. We play basketball on Sundays. Mike likes listening to music. We need som
10、e masks.,把陈述句变成一般疑问句,This is your pen pal.,Is this your pen pal?, 找（be或情态动词） （4）some 变成 any.,I can play basketball.,Can you play basketball?,I like TFBOYS.,Do you like TFBOYS?,He likes TFBOYS.,Does he like TFBOYS?,(2) 找到了，提到句首。 (3)没找到，请助动词帮忙。 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
11、原。,把陈述句变成否定句,This is your pen pal.,This isnt your pen pal., 找（be或情态动词） (4)some 变成 any.,I can play basketball.,I cant play basketball.,I like TFBOYS.,I dont like TFBOYS.,He likes TFBOYS.,He doent like TFBOYS.,(2)找到了，在后面加not。 (3)没找到，请助动词帮忙。 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
12、要还原。,：,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 many children the park.,Is she a university student?,Is he a principle?,Are they good friends?,Are you a student?,You like singing. 你喜欢唱歌
13、。,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。,Attention: 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。,用动词is和are填空 Robert Brown_a stu
14、dent. He is from Italy. He _ 21 years old. He studies English every day. Peter _ his teacher. Peter _ a good teacher. He _ kind and patient. Robert and Peter _ in the classroom now. They _ busy. Peter _ at the board. Robert _ at his desk. Robert likes his classroom. It _ a small room. It _ clean. Th
15、e classroom _ in a large building.,is,is,is,is,is,are,are,is,is,is,is,is,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。,Exercises ：,1.You have a friend. 2. He g
16、oes to school by bus. 3. She likes apples. 4. 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?,Is Robert Brown a student? Is Peter a good teacher? Are Rob
17、ert and Peter in the classroom now? Is Robert at his desk?,Robert Brown is a student.,Peter is a good teacher.,Robert and Peter are in the classroom now.,Robert is at his desk.,1.把be动词提前！,2. be动词大写！,3. 句号变成问号！,由陈述句变成一般疑问句的方法,?,Is Robert Brown a student? Is he 11 years old? Is Peter a good teacher? A
18、re Robert and Peter in the classroom now? Is Robert at his desk? Is it a big room?,Yes, he is.,No, he isnt.,Yes, he is.,Yes, they are.,Yes, he is.,No, it isnt.,1.都是以be动词开头！,2. 回答都是yes/no！,3. 朗读时都读升调！,相同点,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： I can finish the work in an hour. 我能在1小时内完成这工作。 I cant finish t
19、he 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。,3. 实意动词的否定式 一般实意动词的否定式， 应根据不同人称在实意动词之前加dont或doesnt： I put a book 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 i
20、n 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，就是在句子中的实意动词 前面加dont或doesnt。一二人称复数人称加dont；三单人称加doesnt。,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。
21、加了Doesnt后句子中原本的动词三单形式 要还原。,Attention: some many 变 any 动词三单投胎变原型问题。,我是一个学生。,She is my friend.,你们是小男孩。,You are boys.,I am a student.,她是我的朋友。,She is my friend.,You are boys.,I am a student.,Find mistakes,I is Sally. This are a red bag. Flowers is red. You am Lucy. They is girls. You is girls.,X,I am Sally. This is a red bag. Flowers are red. You are Lucy. They are girls. You are girls.,X,X,X,X,X,