肯定回答：__________________________________________________
否定回答：__________________________________________________
5、I like apples.
一般疑问句：______________________________________________
18、We are teachers.
否定句：____________________________________________________
19、I can draw a toy car.
否定句：____________________________________________________
否定句：____________________________________________________
14、I can see a boat.
否定句：____________________________________________________
15、Stand up.
否定句：____________________________________________________
肯定回答：__________________________________________________
否定回答：__________________________________________________
10、I know his name.
一般疑问句：______________________________________________
（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?
________________________________________________________
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：__________________________________________________
第3讲
【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。
7、This is my ruler.
否定句：____________________________________________________
8、Those are his robots.
否定句：____________________________________________________
6、Are you a boy?
________________________________________________________
7、Can they swim?
________________________________________________________
8、Does he like the dogs?
肯定回答：__________________________________________________
否定回答：__________________________________________________
7、This is my ruler.
一般疑问句：______________________________________________
2、Areyourearssmall?
________________________________________________________
3、Can Sarah clean the classroom?
________________________________________________________
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.
第1讲
【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：____________________________________________________
肯定回答：__________________________________________________
否定回答：__________________________________________________
4、They can swim.
一般疑问句：______________________________________________
4、Do you like the ducks?
________________________________________________________
5、Is this the playground?
________________________________________________________
11、We aren’t studying English.
________________________________________________________
12、I can’t dance
________________________________________________________
9、You can go to have a look.
否定句：____________________________________________________
10、I know his name.
否定句：____________________________________________________
肯定回答：__________________________________________________
否定回答：__________________________________________________
8、Those are his robots.
一般疑问句：______________________________________________
20、Jack speaks English very well.
否定句：____________________________________________________
第2讲
【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。
16、I am in Grade 3.
否定句：____________________________________________________
17、She is Yang Ling.
否定句：____________________________________________________
否定句：____________________________________________________
5、I like apples.
否定句：____________________________________________________
6、I am Danny.
否定句：____________________________________________________
11、I am a student.
否定句：____________________________________________________
12、It is an apple.
否定句：____________________________________________________
13、They are my books.
13、Don’t open the pencil-box.
________________________________________________________
14、He doesn’t know your name.
肯定回答：__________________________________________________