否定句 一般疑问句
把肯定句改成否定句
把肯定句改成否定句分以下情况：
1、 句中有be动词的，在be动词后加not；
2、 句中有情态动词的（can ,should，must ，would），在情态动词后面加not；
3、 句中没有be动词和情态动词的，在动词前加don’t或doesn’t ；
① 句中动词为原形的，加don’t .如： → ②句中动词为三单式的，加doesn’t，并将三单式的动词还原成原形。
如：He likes apples.→ He doesn’t like apples.
③时态为过去时的,要加didn’t 而且动词过去式要改为原形,
例:I went to school yesterday .→I didn’t go to school yeaterday .
4.肯定句中的some在否定句中应改为any
如：There are some students in the classroom.→ There are not any students in the classroom.
将下列各句改成否定句
1、 Tom’s brother is walking in the park.
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2、 His father is driving a bus.
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3、 The students of Class 5 are cleaning the classroom.
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4、 Their dog is playing in the room.
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5、 Tom and Mary are friends.
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6、 These buses are new.
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7、 There are some books in the bookcase.
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8、 There is a banana in the box.
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9、 I’m a student.
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10、 She is a farmer.
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11、 Your father can ride a bike.
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12、 Mr. Li can draw pictures.
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13、 They can play football after school.
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14、 I can go to Shanghai Zoo.
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15、 You should climb the tree.
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16、 We come from China.
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17、 It’s time for sports.
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18、 We like the mask.
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19、 He likes the violin.
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20、 Have some bread, Tom.
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21、 Please open your books.
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22、 I like Chinese、Maths、Art and PE.
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23、 Listen to the radio, please.
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24、 Kick the ball to me.
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25、 Peter, drink some juice, please.
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26、 Please watch TV.
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27、 I am a bus driver.
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28、 The dog can jump.
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29、 Today is Monday.
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30、 They are good friends.
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一般疑问句
Do you live in a flat, too? 你住在一个公寓里吗？
一般疑问句有以下三种情况：
1)Be动词 + 主语 + 其它？
be动词的形式由其主语的人称和数来决定。
答语：Yes，主语 + be动词./ No，主语 + be动词 + not.
Mary is my sister.
Is Mary your sister？ ---Yes，she is. ---No，she isn’t.
They are my friends?
---No， . ---Yes， .
2) Do/Does + 主语 + 动词原形 + 其它？
当主语是第三人称单数时用does；当主语是其他人称时用do。
答语：Yes，主语 + do / does./ No,主语 + don’t/doesn’t.
I like apples.
---Do you like apples?
---Yes，I do. ---No,I don’t.
She likes painting.
--- ?
---Yes， .
---No, .
3）情态动词 + 主语 + 动词原形 + 其他？
答语：Yes,主语 + 情态动词。/ No，主语 + 情态动词 + not。
I will go to Beijing tomorrow.
---Will you go to Beijing tomorrow ?
---Yes, I will.
---No, I won’t.
I can speak English.
--- ?
---No, .
---Yes, .
巧学妙计：
一般疑问句的变化规则
1、提谓语到主语前（be, can）
2、改大小写、第一人称变第二人称（I--you, we--you, my--your, our--your, some--any）
3、问号
“谁来问，谁来答”，回答要用人称代词。
be问be答,can问can答
课后练习：
按要求改写句子。
1. There are some chairs in my bedroom.
一般疑问句：__________________________________________
肯定回答：____________________________________________
否定回答：____________________________________________
2. Jenny has one dog.
一般疑问句：____________________________________________
否定回答：______________________________________________
3. Those are some bikes.
一般疑问句：__________________________________________ 肯定回答：____________________________________________ 否定回答：____________________________________________ 4.They are in the swimming pool.
一般疑问句：__________________________________________ 肯定回答：____________________________________________ 否定回答：____________________________________________
5. He can sing.
一般疑问句：__________________________________________ 肯定回答：____________________________________________ 否定回答：____________________________________________
6.Amy speaks English.
一般疑问句：__________________________________________ 肯定回答：____________________________________________ 否定回答：____________________________________________ 7. His father works hard.
一般疑问句：__________________________________________ 肯定回答：____________________________________________ 否定回答：____________________________________________ 8. Tom often goes to school by bike.
一般疑问句：__________________________________________ 肯定回答：____________________________________________