句型转换 时态陈述句：肯定句 否定句 疑问句：一般疑问句 特殊疑问句 选择疑问句 反义疑问句一、肯定句改否定句的方法1、在 be 动词后加 not。如： is not ， are not ， am not， was not， were not；2、在情态动词 can等后加 not。如： cannot；3、上述都没有的 （实义动词），在动词前加助动词否定形式 dont/doesnt/didn t。注意： some 改成 any。二、肯定句改一般疑问句的方法1、把be动词放在句首，剩下的照抄， （some 改成 any，and改成or,一二人称互 变等）句点改成问号。2、把情态动词 can 等放到句首，剩下的照抄， （some 改成 any， and 改成 or,一 二人称互变等）句点改成问号。例如：陈述句 : They are in the park.He can play the guitar.一般疑问句 : Are they in the park?Can he play the guitar?把下列句子变成一般疑问句1.I am listening tomusic.2.Mike is a student.3.Sarah can clean the classroom.4.They are in thezoo.5. There are some flowersin the vase.6.Thisis my sister.7.Weare sweeping the floor.3、上述都没有的，在句首添加助动词 Do/Does/Did ，剩下的照抄，句点改成问 号。例如：陈述句 : I like the ducks. He likes the dogs. 一般疑问句： Do you like the ducks? Does he like the dogs? 把下列句子改为一般疑问句。1. We need some masks.2. They like making the puppet.3. Su Hai and Su Yang live in a new house.4.I put a book on my head.5. They sing “In the classroom er. ” togeth6. We play basketball on Sundays.7. Tom likes listening to music三、肯定句改特殊疑问句的方法 即 对划线部分提问1、在一般疑问句的基础上，句首添加一个疑问词即可，可根据划线部分确定是 什么疑问词。结构：特殊疑问词 + 一般疑问句2、接着找 be动词或 can等放在疑问词后面， 若没有则请助动词 do/does/did帮忙， 写在疑问词后面， how many 除外，必须先写物品，再写 be 动词等。3、划线部分去掉后剩下的内容照抄，4、句点改成问号。关于特殊疑问词组针对人提问 （谁） 地点（何地） 时间（何时）whowhere whenwhat time方式方法程序 身体状况（怎样） how年龄 how old（可数名词 ）问多少 How many（不可数名词 ）问多少，多少钱 （价格 ） How much 东西职业事物 （什么 ） what颜色 what color选择某个 （有范围） which （无范围） what句型转换题1. The girl is singing in the classroom.( 改为否定句） （ 改为一般疑问句 ）2. They are looking for bag.（对画线部分提问）3. I am riding my bike now.（同上）4. There are twelve studens over there.（ 同上）5. I can speak English.（ 改为一般疑问句）6. I am writing now.（ 同上）7. I have a desk and a chair.（用 He 做主语改写句子）8. She is buying some food in the supermarket.（改为否定句）9. I am ill. （对画线部分提问）10. Does she like growing flowers? （给予否定回答）13. The waiter and the waitress play table tennis every day.（改为否定句）14. The boy is standing on the mans shoulders.（ 改为一般疑问句）15. Its ten oclock.（ 对画线部分提问）1. He does well in Maths. （改为否定句 ）2.Mike runs as fast as Ben.（改为一般疑问句）3.I get up at six thirty every day.（用 yesterday morning everyday）4.Jim is good at English and Maths.（对画线部分提问）8. Turn right at the third crossing.（改为否定句）学习好资料欢迎下载9.How can I get to the shopping centre?（改为同义句）11.Are they American cars? （改为单数）12.Don t go along this street.（改为肯定句）15.I get to the shopping centre by bus.（对画线部分提问）16.It always rains in summer there.（改为一般疑问句，作肯定回答）17.It s cold in winter there.（对画线部分提问）19. Do you like spring? （加上 winter 改为选择疑问句）20. Su Yang is asking Ben some questions. （对画线部分提 问）21. Please turn off the light.（改为否定句）22. I know his telephone number.（改为一般疑问句）24. The children have school today.（改为否定句）25. I d like to join them.（改为一般疑问句）26. They are going to see a film tomorrow.（对画线部分提改为否定句）问）27. I like collecting stamps and singing.28. He often cleans his bedroom.（改为一般疑问句）29. Liu Tao is watering flowers in the garden.（对画线部分提问）31. He did his homework in the classroom.（改为否定句）32. Wang Bing is heavier than Gao Shan. （对画线部分提问）33. Tom jumps as far as Mike.（改为否定句）34. I see a man behind me. （改为一般过去时）36. The boy can jump higher than the girl. （ 改为否定句 ）37. It is hot in summer in New York.（对画线部分提问）38. Liu Tao needs some pencils.（改为否定句）39. She is an English girl. （变为复数）40. They are our women doctors.（变为单数）41. Mary can fly.（变为一般疑问句，并作否定回答）42. I like playing football. （改成第三人称单数 he）43.He has a brother. （改为一般疑问句）44.Nancy drew some pictures yesterday.（改为否定句）45. Liu Tao usually reads newspaper. （改为过去时）1. The children had a good time in the park.否定句： 一般疑问句： 2. There were about nine hundred people at the concert.（音乐会 ）否定句： 一般疑问句： 对划线部分提问： 3. There was only one problem.否定句： 一般疑问句： 肯定/否定回答： 4. Ann did her homework yesterday evening.否定句： 一般疑问句： 对划线部分提问： 5. Last week I read an English book.否定句： 一般疑问句： 肯定/否定回答： 对划线部分提问： 6. My brother was in the park just now.否定句： 一般疑问句： 肯定/否定回答： 对划线部分提问： 7. She had some bread for lunch today.否定句： 一般疑问句： 肯定/否定回答： 8. They read English last night.否定句： 一般疑问句： 肯定/否定回答： 对划线部分提问：