【知识点】
1、句子中有am/is/are/can时，直接在后面加not，其他不变，抄下来；2、句子中没有am/is/are/can时，找到动词，在动词前面加don’t/doesn’t，
其他不变，抄下来。【练习题】1、I am Mike.
否定句：____________________________________________________2、This is a pen.
否定句：____________________________________________________3、You are a boy.
否定句：____________________________________________________4、They can swim.
否定句：____________________________________________________5、I like apples.
否定句：____________________________________________________6、I am Danny.
否定句：____________________________________________________7、This is my ruler.
否定句：____________________________________________________8、Those are his robots.
否定句：____________________________________________________9、You can go to have a look.
否定句：____________________________________________________10、I know his name.
否定句：____________________________________________________11、I am a student.
否定句：____________________________________________________12、It is an apple.
否定句：____________________________________________________13、They are my books.
否定句：____________________________________________________14、I can see a boat.
否定句：____________________________________________________15、Stand up.
否定句：____________________________________________________16、I am in Grade 3.
否定句：____________________________________________________17、She is Yang Ling.
否定句：____________________________________________________18、We are teachers.
否定句：____________________________________________________19、I can draw a toy car.
否定句：____________________________________________________20、Jack speaks English very well.
否定句：____________________________________________________
改一般疑问句
【知识点】
1、句子中有am/is/are/can时，放句首，其他不变，抄下来。
2、句子中没有am/is/are/can时，用Do/Does放句首，其他不变，抄下来。3、I变you，I am变Are you。4、标点变问号。
肯定回答：Yes，人称+am/is/are/can/do。否定回答：No，人称+am/is/are/can/do+not。【练习题】1、I am Mike.
一般疑问句：______________________________________________肯定回答：__________________________________________________否定回答：__________________________________________________2、This is a pen.
一般疑问句：______________________________________________肯定回答：__________________________________________________否定回答：__________________________________________________3、You are a boy.
一般疑问句：______________________________________________肯定回答：__________________________________________________否定回答：__________________________________________________4、They can swim.
一般疑问句：______________________________________________肯定回答：__________________________________________________否定回答：__________________________________________________5、I like apples.
一般疑问句：______________________________________________肯定回答：__________________________________________________否定回答：__________________________________________________6、I am Danny.
一般疑问句：______________________________________________肯定回答：__________________________________________________否定回答：__________________________________________________7、This is my ruler.
一般疑问句：______________________________________________肯定回答：__________________________________________________否定回答：__________________________________________________8、Those are his robots.
一般疑问句：______________________________________________肯定回答：__________________________________________________否定回答：__________________________________________________9、You can go to have a look.
一般疑问句：______________________________________________肯定回答：__________________________________________________
否定回答：__________________________________________________10、I know his name.
一般疑问句：______________________________________________肯定回答：__________________________________________________否定回答：__________________________________________________
改肯定句
【知识点】
1、一般疑问句改肯定句
（1）将句首的am/is/are/can放回主语后面，其它照抄，标点改成句号。例如：Is she tall?She is tall.
（2）句首是Do、Does的，去掉Do、Does，其它照抄，动词用原形，标点改成句号。如果主语是第三人称单数，谓语也要改为第三人称单数形式。例如：Do you like apples？肯定句：I like apples.
2、否定句改肯定句
（1）句子中有am/is/are/can时，直接把am/is/are/can后面的not去掉，其他照抄。例如：I can’t can run.
（2）句子中有don’t或doesn’t时，直接去掉don’t或doesn’t，其他照抄。如果主语是第三人称单数，谓语也要改为第三人称单数形式。例如：Don’t .
【练习题】
1、Isthistallboythin?
________________________________________________________2、Areyourearssmall?
________________________________________________________3、Can Sarah clean the classroom?
________________________________________________________4、Do you like the ducks?
________________________________________________________5、Is this the playground?
________________________________________________________6、Are you a boy?
________________________________________________________7、Can they swim?
________________________________________________________8、Does he like the dogs?
________________________________________________________9、I am not a boy.
________________________________________________________10、Sam isn’t sad.
________________________________________________________11、We aren’t studying English.
________________________________________________________12、I can’t dance
________________________________________________________13、Don’t open the pencil-box.
________________________________________________________14、He doesn’t know your name.
________________________________________________________15、I am not Danny.
________________________________________________________
16、The man isn’t walking in the street.
________________________________________________________17、They aren’t in the classroom.
________________________________________________________18、Her mother can’t ride a bicycle.
________________________________________________________19、We don’t have lunch at12:00 every day.
________________________________________________________20、Tom doesn’t walk to school.
________________________________________________________
缩写形式与完整形式
【知识点】
完整形式
amI am
缩写形式’mI’m
完整形式
ishe isshe iswhat isname is
缩写形式’she’sshe’swhat'sname’s
完整形式arewe areyou arethey are
缩写形式’rewe’reyou’rethey’re
完整形式notis notcan notdo notdoes not
缩写形式n’tisn’tcan’tdon’tdoesn’t
【练习题】
1、I am Mike.
缩写形式：____________________________________2、It is a pen.
缩写形式：____________________________________3、You are a boy.
缩写形式：____________________________________4、They can not swim.
缩写形式：____________________________________5、I do not like apples.
缩写形式：____________________________________6、I am a student.
缩写形式：____________________________________7、It is an apple.
缩写形式：____________________________________8、They are my books.
缩写形式：____________________________________9、I can not see a boat.
缩写形式：____________________________________10、Do not stand up.
缩写形式：____________________________________11、I’m Danny.
完整形式：____________________________________12、This’s my ruler.
完整形式：____________________________________13、Those’re his robots.
完整形式：____________________________________14、You can’t go to have a look.
完整形式：____________________________________15、I don’t know his name.
完整形式：____________________________________16、I’m in Grade 3.
完整形式：____________________________________
17、She’s Yang Ling.
完整形式：____________________________________18、We’re teachers.
完整形式：____________________________________19、I can’t draw a toy car.
完整形式：____________________________________20、Jack doesn’t speak English very well.
完整形式：____________________________________
主格、宾格、所有格（形容词性物主代词）
【知识点】
1、人称代词主格：在句子开头作主语，表示谁怎么样了、干什么了。例如：I am a teacher. You are a student. They are students.
2、人称代词宾格：在动词或介词后作宾语，表示动作行为的对象。例如：Give it to me. Let’s go.
3、物主代词所有格：用在名词前，表示是谁的东西。例如：This is my book. We love our motherland. 我们热爱我们的祖国。
所有格
主格
宾格
（形容词性物主代词）my我的your你的her她的his他的its它的our我们的your你们的their
他/她/它们的
Iyou
单数
sheheitwe
复数
youthey
meyouherhimitusyouthem
【练习题】
（我）am a teacher.
father is talking with __________（我）（他）often plays basketball after school.（他的）teacher is good.
（我们）buy a pair of shoes for______（他）. pass _______（我们）the ball.（他们）are listening to the radio.
is ________（我们） is _________（他的）book.（他的）chair is （我们的）is yellow.
（我们的）classroom is （你们的）classroom is small.（他）often plays basketball after school.
（他的）teacher is good.（她的）teacher is good too. book is （you）book is red. chair is better than _________（they）chairs. will give the presents to __________（they）
名词复数变化规则
【知识点】
名词复数变化规则：
1、一般情况下，直接加s。
例如：car---cars、bag---bags、book---books2、以s/x/ch/sh结尾的单词加es。
例如：class---classes、box---boxes、watch---watches、brush---brushes3、以辅音字母加y结尾的单词，变y为i，再加es。例如：baby---babies、family---families、comedy---comedies（喜剧）4、以元音字母加y结尾的单词，直接加s。例如：boy---boys、day---days、key---keys5、以f/fe结尾的单词，变f/fe为v，再加es
例如：leaf---leaves、wolf----wolves、knife---knives“小偷”（thief）的“妻子”（wife）用“刀子”（knife）和“树叶”（leaf）把“狼”（wolf）劈成了两“半”（half）
6、以o结尾的名词，有生命的加es，无生命的加s，以oo结尾的加s。有生命的加es。例如，potato---potatoes、tomato---potatoes、hero---heroes（英雄爱吃土豆炖西红柿）
无生命的加s。例如，photo---photos、radio---radios、piano---pianos。以oo结尾的加s。例如，kangaroo---kangaroos（袋鼠）、zoo---zoos。7、不可数名词没有复数，以原形或/表示。例如：water---/、milk---/、juice---/8、特殊情况
例如：am/is---are、I---we、she/he/it---they、my---ourhis/her/its---their、this---these、that---those
man---men、sheep---sheep、Chinese---Chinese、foot---feet【练习题】名词变复数birdwatchrulerclassboyboxIamwifebed
cardladyphotodictionarygirlcandyheistreehero
orangefamilyfriendpartycatstoryyouarekeysheep
caseleafpenboxorangeparentsisterdaughterchild
questioncasedeskknifeboymotherbrothercousinman
cupkeycardfriendfathersonpencil
改复数句
【知识点】
对照句子，将句子中的名词和代词改成对应的复数，其他不变，按顺序抄下来即可。
例如：She is my friend. They are my friends.I am a girl. We are girls.【练习题】句子单数变复数1. This is a book.
___________________________________________ is an eraser.
___________________________________________ is a red apple.
___________________________________________ am a boy.
___________________________________________ is a teacher.
___________________________________________’s this?
___________________________________________7. I am a tall boy.
___________________________________________ is a beautiful girl.
___________________________________________ is a strong man.
___________________________________________ is a big mouse.
___________________________________________ is a small fish.
___________________________________________ has a long tooth.
___________________________________________13 This is an old dog.
___________________________________________14. There is a big peach on the table.
___________________________________________15. I can sing a song.
___________________________________________16. It is under the table.
___________________________________________17. That is a short boy.
___________________________________________18. I like the red skateboards.
___________________________________________
19. That monkey can climb the tree.
___________________________________________20. This fox is big.
___________________________________________
就划线部分提问
【知识点】1、根据划线部分找到特殊疑问词放句首，把题目中剩下的部分变成一般疑问句，接在特殊疑问词的后面。
2、标点改为问号。特殊疑问词:
特殊疑问词WhatWhat colourHowHow oldHow manyWhichWhat time
内容什么什么颜色身体状况几岁，年龄数量，几个哪一个几点，问时间
特殊疑问词How muchWhat…doWhoWhereWhoseWhenWhy
内容价格，多少钱会做什么谁，问人在哪儿，地点谁的，问主人什么
为什么，问原因
【练习题】对划线部分提问
1. That’s a bike. ______________________________________2. My name is Lingling. ______________________________________
3. This is a map of America. ______________________________________4. Tow and tow is four. ______________________________________5. He likes playing basketball.
______________________________________
6. Pandas love bamboo. ______________________________________7. It’ssix o’clock. ______________________________________8. The bike is black. ______________________________________9. The pen is red. ______________________________________
10. Amy is a good girl. ______________________________________11. Lingling likes collecting dolls.
____________________________________
12. This is Li Ping’ｓbook. ______________________________________13. My pen is in the box. ______________________________________14. I live in New York. ______________________________________15. My birthday is November 11.
______________________________________
16. I go to school by bike. ______________________________________17. He is twelve. ______________________________________18. The hamburger is four dollars. ___________________________________
19. The kite is twenty yuan. ______________________________________20. Two pens are on the desk..______________________________________
21. They are from 191 countries.
______________________________________
22. The bridge is 5 kilometers long. ____________________________________
23. I’m in Class 1. ______________________________________
be动词、can、have、has的用法
【知识点】
1、be动词：am、is、are口诀：我用am，你用are，is连着他、她、它。单数用is，复数用are。2、can：能、会、可以can+动词原形。3、have、has：有
口诀：我有，你有，用have；他、她、它有用has。例如：I have/you have/she has/he has/it has…【练习题】
用am,is,are填空
I ____ a name ____ ____ 12 years old. Here ____ my family ! These ____ my parents and those ____ my boy____ my ____ 15 years old ____ my cat, ____ very lovely.
______
______ a student. sisters______ tall.
and Tom ______ my friends. ______ students. ______ in the zoo.
Ling ______ ten years old.
is my good friend. He _ ___ tall and fat. at the picture. It ______ beautiful. ______ my dress.用have 和has 填空1. I ______ a cat. 2. He ______ a dog. 3. She______ long hair. 4. We ______ a big house. 5. They ______ a happy family. 6. It ______ a short tail。7. You ______ a good teacher. 8. Jane ______ two big eyes. 9. Tom ______ a red pen.
10. My mother ______ a beautiful nose. 11. I ______ a nice puppet. 12. He ______ a good friend. 13. They ______some masks. 14. We ______ some flowers. 15. She ______ a duck.
16. My father ______ a new bike. 17. Her mother ______ a vase.
18. Our teacher ______ an English book. 19. Our teachers______ a basketball.
20. Their parents______ some books.
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