A将下列各句改为否定句一般疑问句作肯定和否定回答1The boy on the chair can dance2.I am drawing a picture.3.The girl in a blouse is Nancy.4.We like singing5.The girls need some masks.6.He likes skating7. The man in the car has two children8. He and I are making paper kites.9. Nancy and Helen do housework at home.10. She does her homework on Sundays.B对画线部分提问1. The boy can play football.2. Helen is reading a magazine.3. I’m doing my homework.4. I like playing chess.5. They are reading books in the library.6. Tom is playing with a yo-yo in the playground.7. Lucy can sing and dance.8. There’s a toilet in the garden.9. There’re three buses on the street.10. There’s a cake and some fruit in the box.11. There’r e some toys on the bed.12. I do some cleaning at home on Sundays.13. She has a box of sweets.I.陈述句（肯定句，否定句）1.肯定句：1) 主语+be动词+….*I am a teacher.He is a doctor.They are students.2) 主语+do动词的不同形式+….I play computer games everyday.He plays computer games everyday.We played computer games yesterday.2．否定句：1) 主语+be动词+not+….I am not a teacher.He is not a doctor.They’re not students.2) 主语+助动词+not+do动词原形+….*I don’t play computer games everyday.He doesn’t play computer games everydayWe didn’t play computer games everyday3．Exercises:肯定句变否定句：1）I am in Class Four, Grade Five. _______________________________2) He is funny. _______________________________3) They are friends. _____________________________________4) I have a pen. _________________________5) He has a pencil. ________________________________6) They ate breakfast yesterday. _________________________________ II.疑问句（一般疑问句，特殊疑问句）1．一般疑问句：1）问：be动词+主语+…? (与前面讲过的肯定句句式比较一下) 答：Yes, 主语+be动词。
/No, 主语+be动词+not.*Are you a teacher?Yes, I am. No, I am not.Is he a doctor?Yes, he is. No, he is not.Are they students?Yes, they are. No, they are not.2) 问：助动词+主语+do动词的原形+…?答：Yes, 主语+助动词。
/No, 主语+助动词+not.Do you play computer games everyday? Yes, I do. No, I don’t.Does he play computer games everyday? Yes, he does. No, he doesn’t. 2．Exercises:将下列肯定句变为一般疑问句：1）I am in Class Four, Grade Five. _______________________________2) He is funny. _______________________________3) They are friends. _____________________________________4) I have a pen. _________________________5) He has a pencil. ________________________________6) They ate breakfast yesterday. _________________________________3．特殊疑问句：1）疑问词+be动词+主语+….? (与第一个一般疑问句的句式比较一下)（答句的句式同肯定句句式）*What are you? (I am a teacher.)What is he? (He is a doctor.)What are they? (They’re students.)2）疑问词+助动词+主语+do动词的原形或do/be+…?（答句的句式同肯定句句式）*What do you do every day? When do you play computer games?(I play computer games everyday.)What does he do every day? When does he play computer games?(He plays computer games everyday.)What did you do every day? When did you play computer games?(We played computer games yesterday.)4．Exercise对划线部分提问：1）My shirt is green. _______________________________2) They are in the super market. _______________________________3) I get up at 6 every morning. _____________________________________4) He plays soccer once a week. _________________________5) They ate a big meal at school yesterday_____________________________小学英语人称代词和物主代词讲解和配套习题一、人称代词人称单数复数主格宾格主格宾格第一人称 I me we us第二人称 you you you you第三人称 he him they them she her it it人称代词主格：作主语，表示谁怎么样了、干什么了。
I am a teacher.You are student.He is a student, too.We/You/They are students.人称代词宾格作宾语，表示动作行为的对象。
Give it to me.Let’s go (let’s =let us)二、物主代词数人称类别单数复数第一人称第二人称第三人称形容词性物主代词 my your his her its our your their名词性物主代词 mine yours his hers its ours yours theirs汉语我的你的他的她的它的我们的你们的他（她、它）们的形容词性物主代词(my/your/his/her/its/our/their)+名词而名词性物主代词(mine/yours/his/hers/its/ours/theirs则相单于形容词性物主代词+名词,故其后不必加名词。
如：Is this your book?No,，it isn’t，it’s hers(her book)Jim’s ，Tom’s，Maria’s一、选出括号中正确的词，在正确的词上打勾。
1. This is（my / I）mother.2. Nice to meet （your / you）.3. （He / His）name is Mark.4. What’s（she / her）name?5. Excuse（me / my / I）.6. Are（your / you）Miss Li?7. （I/ My）am Ben.8. （She / Her）is my sister.9. Fine , thank （your / you）.10. How old is （he / his）二、用所给代词的正确形式填空。
1. These are ______ ( he ) brothers.2. That is _______( she ) sister.3. Lily is _______ ( Lucy ) sister.4. Tom, this is _____ ( me ) cousin, Mary.5. Now _____________(her parent) are in America.6. Those __________ ( child ) are _____ ( I ) father’s students.7. Do you know ______ ( it ) name?8. Mike and Tom __________ ( be ) friends.9. Thanks for helping ________( I ).10. ______(Ann安)mother is ______(we) teacher.三、单项选择。