第1讲改否定句【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：____________________________________________________第2讲改一般疑问句【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：__________________________________________________第3讲改肯定句【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 run.I 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 shut.Shut.【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.________________________________________________________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：____________________________________10._______（我们的）classroom is big._______（你们的）classroom is small.11.________（他）often plays basketball after school.12._________（他的）teacher is good.（她的）teacher is good too.13.My book is blue._______（you）book is red.14.Our chair is better than _________（they）chairs.15.I will give the presents to __________（they）第6讲名词复数变化规则【知识点】名词复数变化规则：1、一般情况下，直接加s。