1、一、 肯定句改否定句的方法一步法 1、 在 be 动词后加 not。如:is not , are not , am not, was not, were not; 2、 在 can,should, will 等后加 not。如:cannot, should not, will not; 3、 上述都没有的,在动词前加助动词否定形式 dont/doesnt/didnt。 4、 some 改成 any。 把下面的句子变成否定句。1.She is watching TV now. 2.We go to school on Sunday. 3.His father works hard. 4.Jack
2、s mother is a nurse. 5.The cat runs fast. 6.They like reading books. 7.My grandpa gives me a hot dog. 8.Tom often walks to school. 二、 肯定句改一般疑问句的方法三步法 1、 把 be 动词放在句首,剩下的照抄, (some 改成 any,my 改成 your 等)句点改成问号。2、 把 can,shall, will 等放到句首,剩下的照抄, (some 改成 any,my 改成 your 等)句点改成问号。 3、 上述都没有的,在句首请助动词 Do/Does/D
3、id 帮忙,剩下的照抄,(some 改成 any,my 改成 your 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? 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? 把下列句子变成一般疑问句1. I am listening to music. 2. Mike is a
4、student. 3. Sarah can clean the classroom. 4. They are in the zoo. 5. There are some flowers in the vase. 6.This is my sister.7.We are sweeping the floor.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 s
5、ing “In the classroom”together. 6.We play basketball on Sundays. 7. Tom likes listening to music 三、 肯定句改特殊疑问句的方法四步法 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。2、接着找 be 动词或 can,shall, will 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, (some 改成 any,my 改成 your 等)
6、 4、句点改成问号。以疑问词开头,对句中某一成分提问的句子叫特殊疑问句。常用的疑问词有:what(什么) , who(谁) , whose (谁的) , which (哪个) , when(何时) , where(哪里) , how(怎样) , why (为何)等。句型转换题 1. The girl is singing in the classroom.(改为否定句一般疑问)2.There are ten studens over there.(对画线部分提问)3.I can speak English.(改为一般疑问句)4. I am writing now.(同上) 5. I have
7、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) 11. I will make model planes with my classmates on Sunday. (对画线部分提问) 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)