肯定句变为否定句（讲义）-2023-2024学年人教PEP版英语六年级下册

小学6年级肯定句变为否定句练习 技巧点拨 肯定句变为否定句是句型转换中常见的题型。做题技巧如下:找句子中是否有be动词、助动词或情态动词。若有,直接在其后加not,其他部分不变;若无，则需要借助正确的助动词，在助动词后加 not，其他部分不变。 注意: (1) 动词第三人称单数形式在do/does后要现原形; (2) some变any; (3) and变or。 一、典例指导 【例1】 I am reading books. ____________________________________. 题目详解：句中有 be 动词，在 be 动词后直接加 not 即可。注意 am not 不能缩写 【例2】 Linda likes listening to music. ____________________________________. 题目详解:句中有实义动词 likes,没有be动词，需要借助助动词。主语为第三人称，故使用助动词 does,并在 does后直接加not即可。注意动词的第三人称单数形式在 does后要现原形。 【例3】 Mary can speak English. ____________________________________. 题目详解:句中有情态动词 can，在其后直接加 not 即可。注意can not 可缩写为 can’t。 【例4】 My mother will take me to Beijing this summer vacation. ____________________________________. 题目详解:句中有助动词 will，在其后直接加 not 即可。注意 will not 可缩写为 won't。 【例5】 Walk on the grass. ____________________________________. 题目详解:分析句子可知，原句为祈使句。祈使句的否定形式是在句首加Don't，其他部分不变 二、实战演练 把下列句子变为否定句。 1. There is some water in the bottle. ________________________________________. 2. There are some pictures in the room. ________________________________________. 3. He does word puzzles every day. ________________________________________. 4. We are going to visit our grandparents this Sunday. ________________________________________. 5. She can use the knife well. ________________________________________. 6. He does his homework carefully. ________________________________________. 7. I was good at maths. ________________________________________. 8. He went to the supermarket just now. ________________________________________. 9. Jane woke up early this Monday. ________________________________________. 10.It was windy in the park this morning. ________________________________________. 1 1. My father read magazines an hour ago. ________________________________________. 12. She has breakfast at half past seven. ________________________________________. 13. The farmer caught a big fish this morning. ________________________________________. 14. Talk in the library. ________________________________________. 15. There are some cars on the road. ________________________________________. 16. Mike likes watching T'V ________________________________________. 17. Sam often watches 'T'V with his brother. ________________________________________. 18. My brother took some photos last Sunday. ________________________________________. 19. I like beef noodles. ________________________________________. 20. My mother will go to Sanya. ________________________________________. 21. Tom likes salad and ice cream. ________________________________________. 22. There were some small houses in my village before. ________________________________________. 23. Amy did something else the day before yesterday. ________________________________________. 24.We should eat too many sweets. ________________________________________. 25. Turn right at the traffic lights. ________________________________________. 26. We can take some pictures there. ________________________________________. 27. I have some cakes. ________________________________________. 28. My sister has lunch at 12:00 at school. ________________________________________. 29. She could read and write.3(.I do some housework on Sundays. ________________________________________. 30. John’s birthday is on April 6th. ________________________________________. 31. We ate lots of grapes there. ________________________________________. 32. Mike likes drawing pictures in the park. ________________________________________. 33. There were some parrots in the park. ________________________________________. 34. I can play basketball too. ________________________________________. 35.We are going to have an art class this afternoon. ________________________________________. 36. It was a happy time yesterday. ________________________________________. 37. He knew some sign language. ________________________________________. 38. He climbs mountains on the weekend. ________________________________________. 39. Look out of the window. ________________________________________. 40. I will have some snacks after dinner. ________________________________________. 41. Miss Green taught us English four years ago. ________________________________________. 42. I rode a bike last Sunday. ________________________________________. 43.We will go swimming this weekend. ________________________________________. 学科网（北京）股份有限公司 $$