否定句练习题
四年级英语否定句练习题
四年级英语否定句练习题四年级英语否定句练习题主要包括了一般现在时、一般过去时、一般将来时以及一些特殊疑问句的否定形式。
以下是一些练习题，供学生练习使用：1. 将下列句子变为否定句：- I am a student.- She goes to school by bus.- They play football every day.- He did his homework yesterday.2. 用括号内所给的词完成否定句：- I (never) eat breakfast in the morning.- She (seldom) watches TV on weekends.- They (often) visit their grandparents.- He (usually) goes to the library after school.3. 根据提示，将句子变为否定句：- I don't like (吃巧克力). (eat chocolate)- She doesn't (做运动) every day. (do sports)- They don't (去动物园) on weekends. (go to the zoo)- He doesn't (看漫画) in the evening. (read comics)4. 判断下列句子是否正确，不正确的请改正：- I don't likes apples. (正确/不正确，改正：I don't like apples.)- She don't have a cat. (正确/不正确，改正：She doesn't have a cat.)- They aren't go to the park. (正确/不正确，改正：Theyaren't going to the park.)- He doesn't do his homework at school. (正确/不正确，改正：He doesn't do his homework at school.)5. 用正确的助动词完成下列否定句：- I (do) my homework every day.- She (have) a big dog.- They (go) to the beach in the summer.- He (like) playing the piano.6. 选择正确的助动词填空，完成否定句：- I (do/does) not like coffee.- She (do/does) not play the guitar.- They (do/does) not go to school on Sundays.- He (do/does) not have a sister.7. 将下列句子变为一般疑问句，并给出否定回答：- She goes to the park. (Does she go to the park? No, she doesn't.)- They watch TV in the evening. (Do they watch TV in the evening? No, they don't.)- He reads books before bed. (Does he read books before bed? No, he doesn't.)- We have a pet. (Do we have a pet? No, we don't.)8. 根据情景，写出否定句：- 你不喜欢数学。
小学生be动词否定句练习题
小学生be动词否定句练习题### 小学生be动词否定句练习题#### 一、选择题1. 我不是一个医生。
A. I am not a doctor.B. I am a doctor not.C. I not am a doctor.2. 他们是我的朋友。
A. They are not my friends.B. They not are my friends.C. They are my friends not.3. 她不是学生。
A. She is not a student.B. She not is a student.C. She a student not is.4. 我们不是来自中国。
A. We are not from China.B. We not are from China.C. We from China not are.5. 他们不是在教室里。
A. They are not in the classroom.B. They in the classroom not are.C. They are in not the classroom.#### 二、填空题6. 我的猫（不是）灰色的。
- My cat is not grey.7. 你（不是）我的老师。
- You are not my teacher.8. 他们（不是）在公园里。
- They are not in the park.9. 这本书（不是）我的。
- This book is not mine.10. 我们（不是）在等公交车。
- We are not waiting for the bus.#### 三、改错题11. 原句：I am not a student not.改后：I am not a student.12. 原句：She is a teacher not.改后：She is not a teacher.13. 原句：They are in the school not.改后：They are not in the school.14. 原句：We are from China not.改后：We are not from China.15. 原句：The cat is black not.改后：The cat is not black.#### 四、翻译题16. 我不是老师。
否定句练习题及答案
否定句练习题及答案一. 否定句练习题及答案否定句是语法中的一个重要部分，它用来表示否认、拒绝或反义的含义。
在英语中，否定句的构成方式有多种。
下面我们来进行一些否定句的练习题，并给出相应的答案。
通过这些练习题，我们可以更好地理解和掌握否定句的使用方法。
1. 将下列句子改写为否定句：a) She is watching television.b) I have seen that movie before.c) They will arrive on time.d) He can speak French fluently.e) We must finish the project today.答案：a) She is not watching television.b) I have not seen that movie before.c) They will not arrive on time.d) He cannot speak French fluently.e) We must not finish the project today.2. 将下列句子改为否定句并改变时态：a) I like coffee.b) She has been to Paris.c) They are playing football.d) He has finished his homework.e) We will go to the beach tomorrow.答案：a) I do not like coffee.b) She has not been to Paris.c) They are not playing football.d) He has not finished his homework.e) We will not go to the beach tomorrow.3. 根据括号内的提示词将下列句子改为否定句：a) He always arrives late. (never)b) The students often visit the museum. (rarely)c) You usually eat lunch at home. (never)d) The weather is always sunny here. (sometimes)e) She can always find a solution. (never)答案：a) He never arrives late.b) The students rarely visit the museum.c) You never eat lunch at home.d) The weather is sometimes not sunny here.e) She never can find a solution.4. 改写下列句子，使其为否定句且带有否定副词：a) You have seen that movie.b) He is going to the party.c) We should go to the concert.d) They would like some coffee.e) She will pass the exam.答案：a) You have not seen that movie.b) He is not going to the party.c) We should not go to the concert.d) They would not like any coffee.e) She will not pass the exam.5. 根据所给的提示词将下列句子改为否定句：a) She can play the piano. (cannot)b) We should go to bed early. (should not)c) He knows the answer. (does not)d) They have finished the project. (have not)e) I am happy. (am not)答案：a) She cannot play the piano.b) We should not go to bed early.c) He does not know the answer.d) They have not finished the project.e) I am not happy.通过以上练习题，我们可以更好地掌握和运用英语中的否定句结构。
初中英语否定句练习题
初中英语否定句练习题一、选择题1. I don't like this book because it isn't interesting.A. isn'tB. are notC. don'tD. doesn't2. They can't go to the party because they have too much homework.A. canB. can'tC. couldD. couldn't3. She doesn't want to go to the concert because she has a cold.A. don'tB. doesn'tC. didn'tD. won't二、填空题4. I ___ ___ (不会) play the guitar.[答案：don't know]5. He ___ ___ (没有) any brothers or sisters.[答案：has no]6. We ___ ___ (不喜欢) the movie because it was too boring. [答案：didn't like]三、改错题7. He doesn't likes the new teacher.[改正：将 "likes" 改为 "like"]8. They are not going to the beach because it's rain.[改正：在 "rain" 后面加上 "ing"，改为 "raining"]9. She don't want to go to the party because she is tired.[改正：将 "don't" 改为 "doesn't"]四、翻译题10. 他不喜欢数学，因为他觉得它太难了。
肯定句变否定句练习题三年级英语
肯定句变否定句练习题三年级英语1. 肯定句：The cat is on the table.否定句：The cat is not on the table.2. 肯定句：I have a new toy.否定句：I do not have a new toy.3. 肯定句：She is playing with her friends.否定句：She is not playing with her friends.4. 肯定句：The sun is shining brightly.否定句：The sun is not shining brightly.5. 肯定句：We can see the stars at night.否定句：We cannot see the stars at night.6. 肯定句：He likes to eat apples.否定句：He does not like to eat apples.7. 肯定句：They are going to the park.否定句：They are not going to the park.8. 肯定句：My sister watches TV every day.否定句：My sister does not watch TV every day.9. 肯定句：The birds are singing in the trees.否定句：The birds are not singing in the trees.10. 肯定句：There is a book on the shelf.否定句：There is not a book on the shelf.11. 肯定句：We have a big house.否定句：We do not have a big house.12. 肯定句：She can swim in the pool.否定句：She cannot swim in the pool.13. 肯定句：They are having lunch now.否定句：They are not having lunch now.14. 肯定句：The flowers are beautiful.否定句：The flowers are not beautiful.15. 肯定句：He is reading a book.否定句：He is not reading a book.16. 肯定句：I am happy to see you.否定句：I am not happy to see you.17. 肯定句：The dog is barking at the door.否定句：The dog is not barking at the door.18. 肯定句：She has a lot of homework.否定句：She does not have a lot of homework.19. 肯定句：They are listening to music.否定句：They are not listening to music. 20. 肯定句：There are many cars on the road.否定句：There are not many cars on the road.这些练习题可以帮助三年级的学生练习将肯定句转换为否定句，理解否定句的结构，并提高他们的英语语法能力。
否定句练习题六年级
否定句练习题六年级一、否定句的概念和基本规则在英语语法中，否定句是指对肯定陈述句的否定表达。
通过在句子中加入否定形式的助动词或副词，可以改变句子的意义。
下面是关于否定句的练习题，旨在帮助六年级学生掌握否定句的基本用法和结构。
二、否定句练习题1. He is a doctor.2. They are playing in the park.3. She has a pet dog.4. We go to school by bus.5. I can swim very well.6. My brother likes to eat pizza.7. The cat is sleeping on the chair.8. The teacher will give us a test tomorrow.9. Jack and Jill went up the hill.10. The birds are singing in the trees.三、答案及解析1. He is not a doctor.解析：在肯定句中，加入否定形式的助动词“not”，变成否定句。
2. They are not playing in the park.解析：同样地，加入“not”来构成否定句。
3. She does not have a pet dog.解析：在这个句子中，使用助动词“does”与动词原形“have”连用，还要加上“not”。
4. We do not go to school by bus.解析：同样地，使用助动词“do”与动词原形“go”连用，再加上“not”。
5. I cannot swim very well.解析：这个句子中使用了否定形式的情态动词“can't”，表示“不能”。
6. My brother does not like to eat pizza.解析：使用助动词“does”与动词原形“like”连用，再加上“not”。
否定句练习题
否定句练习题以下是一些否定句练习题，帮助你熟练运用否定形式。
每个句子后面有一个正确答案供参考。
1. I like coffee.A. I don't like coffee.B. I am not like coffee.2. They are going to the party.A. They aren't going to the party.B. They are going not to the party.3. She has seen that movie before.A. She hasn't seen that movie before.B. She has not seen that movie before.4. We should go to bed early tonight.A. We shouldn't go to bed early tonight.B. We should not go to bed early tonight.5. He can swim very well.A. He can't swim very well.B. He isn't able to swim very well.6. They have already finished their homework.A. They haven't already finished their homework.B. They have not already finished their homework.7. She will be here on time.A. She won't be here on time.B. She will not be here on time.8. I must attend the meeting.A. I mustn't attend the meeting.B. I have to attend the meeting.9. He has been to Paris.A. He hasn't been to Paris.B. He hasn't go to Paris.10. They enjoy playing chess.A. They don't enjoy playing chess.B. They isn't enjoy playing chess.答案：1. A2. A3. A4. A5. A6. A7. A8. A9. A10. A通过完成这些练习题，你可以更好地理解和掌握否定形式。
六年级英语一般过去时否定句练习题30题(带答案)
六年级英语一般过去时否定句练习题30题(带答案)1. I ________ go to the park yesterday.A.didB.didn'tC.wasD.wasn't答案解析：B。
一般过去时否定句的构成是“主语+didn't+动词原形”。
A 选项did 后缺少动词原形，不能单独使用；C 和D 选项是be 动词的过去式，不能和动词原形go 同时使用。
2. She ________ watch TV last night.A.didB.didn'tC.wasD.wasn't答案解析：B。
理由同上一题，A 选项did 后缺少动词原形；C 和D 选项be 动词不能和watch 同时使用。
3. We ________ play football on Sunday.A.didB.didn'tC.wereD.weren't答案解析：B。
一般过去时否定句用didn't+动词原形，A 选项did后无动词原形；C 和D 选项be 动词后不能跟动词原形play。
4. He ________ read a book in the morning.A.didB.didn'tC.wasD.wasn't答案解析：B。
一般过去时否定句结构是didn't+动词原形，A 选项did 后缺动词原形；C 和D 选项be 动词与read 不能同时使用。
5. They ________ go swimming yesterday afternoon.A.didB.didn'tC.wereD.weren't答案解析：B。
一般过去时否定句为didn't+动词原形，A 选项did 后无动词原形；C 和D 选项be 动词不能与go swimming 搭配。
6. I ________ have breakfast this morning.A.didB.didn'tC.wasD.wasn't答案解析：B。
四年级英语否定句练习题30题含答案解析
四年级英语否定句练习题30题含答案解析1.I am a student.（变为否定句）I am not a student.答案解析：在be 动词后加not 构成否定句。
am not 可缩写为“ain't”，但这种用法不正式，一般不建议使用。
本题中“am not”是正确答案。
2.She is a teacher.（变为否定句）She is not a teacher.答案解析：在is 后面加not 构成否定句。
本题“is not”是正确答案。
3.We are happy.（变为否定句）We are not happy.答案解析：在are 后面加not 构成否定句。
本题“are not”是正确答案。
4.They are friends.（变为否定句）They are not friends.答案解析：在are 后面加not 构成否定句。
本题“are not”是正确答案。
5.My mother is kind.（变为否定句）My mother is not kind.答案解析：在is 后面加not 构成否定句。
本题“is not”是正确答案。
6.My father is tall.（变为否定句）My father is not tall.答案解析：在is 后面加not 构成否定句。
本题“is not”是正确答案。
7.I am at home.（变为否定句）I am not at home.答案解析：在am 后面加not 构成否定句。
本题“am not”是正确答案。
8.She is in the classroom.（变为否定句）She is not in the classroom.答案解析：在is 后面加not 构成否定句。
本题“is not”是正确答案。
9.We are in the park.（变为否定句）We are not in the park.答案解析：在are 后面加not 构成否定句。
六年级否定句练习题
六年级否定句练习题一、改写下列句子，使其变为否定句：1. Mike likes to eat apples.2. The cat is playing in the garden.3. We have a test tomorrow.4. They can swim very well.5. Sarah has finished her homework.6. The train arrives at 9 o'clock.7. My sister is going to the park with her friends.8. Jack and Lily enjoy watching movies together.9. The weather will be nice this weekend.10. He has been to Japan twice.二、根据所给的情境，用否定句回答问题：1. Are you going to the party tonight?2. Did you see the dog in the park?3. Can you lend me your pencil?4. Is your brother playing basketball?5. Were they at the library yesterday?6. Can your mother speak Spanish?7. Did Tim finish his dinner?8. Will you help me with my homework?9. Are there any apples in the fridge?10. Has she read that book before?三、根据图片提示，用否定句描述图片内容：1. [图片描述：一个孩子正在滑冰]2. [图片描述：一只小狗正在睡觉]3. [图片描述：一位女士正在打电话]4. [图片描述：一间整洁的卧室]5. [图片描述：一辆红色的汽车停在路边]6. [图片描述：三个孩子正在玩游戏]7. [图片描述：两个朋友正在吃冰淇淋]8. [图片描述：一条长长的河流]9. [图片描述：一个男孩正在画画]10. [图片描述：一本厚厚的书在桌子上]四、将下列句子改为一般疑问句，再用否定回答：1. Lily is going to the park.2. They have finished their homework.3. Mike can play the piano.4. The teacher will give us a break.5. The children were playing in the garden.6. John's mother cooks delicious meals.7. Jessica watched a movie last night.8. You know the answer to this question.9. Sarah likes to eat vegetables.10. The bus arrived on time.五、根据提供的信息，编写能够回答问题的否定句：1. Does she have a brother? (提供的信息：She is an only child.)2. Can they swim? (提供的信息：Neither of them knows how to swim.)3. Is he going to the party? (提供的信息：He has other plans for tonight.)4. Did you see the movie? (提供的信息：I didn't have the chance to watch it.)5. Will it rain tomorrow? (提供的信息：The weather forecast says it will be sunny.)以上是六年级的否定句练习题，希望你能够按照要求完成练习。
英语一般现在时否定句型练习题
英语一般现在时否定句型练习题一般现在时的否定句是由助动词"do not"或"does not"加上动词原形构成的。
下面是一些英语一般现在时否定句的练习题：1. 填入正确的否定形式：a) I ___________ (like) ice cream.b) She ___________ (go) to the gym every day.c) They ___________ (play) soccer in the park.2. 改写成否定句：a) Tom goes to school.b) We eat pizza for dinner.c) Sarah likes to swim.3. 根据提供的信息，写出相应的否定句：a) Jenny watches TV in the evening.b) My parents go shopping on weekends.c) The birds sing in the morning.4. 根据图片描述，用一般现在时的否定句回答问题：（图片需自行想象）a) Does she play basketball?b) Do they drink coffee?c) Do you have a pet dog?5. 填入适当的动词形式和否定词：a) My brother ________ (not like) to eat vegetables.b) We ________ (not go) to the beach on weekends.c) The cat ________ (not sleep) on the bed.答案：1. a) do not like b) does not go c) do not play2. a) Tom does not go to school. b) We do not eat pizza for dinner. c) Sarah does not like to swim.3. a) Jenny does not watch TV in the evening. b) My parents do not go shopping on weekends. c) The birds do not sing in the morning.4. a) No, she does not play basketball. b) No, they do not drink coffee. c) No, I do not have a pet dog.5. a) does not like b) do not go c) does not sleep希望上述练习题对你练习英语一般现在时的否定句有所帮助。
小升初英语一般过去时否定句练习题50题
小升初英语一般过去时否定句练习题50题1.I didn't go to school yesterday.A.I not go to school yesterday.B.I no go to school yesterday.C.I didn't went to school yesterday.答案：I didn't go to school yesterday. 本题考查一般过去时否定句的正确构成。
一般过去时否定句的构成是主语+didn't+动词原形。
选项A 和B 的表达错误，不符合语法规则。
选项C 中didn't 后面应该用动词原形go，而不是went。
2.She didn't eat an apple last night.A.She no eat an apple last night.B.She not eat an apple last night.C.She didn't ate an apple last night.答案：She didn't eat an apple last night. 一般过去时否定句结构为didn't+动词原形。
选项A 和B 错误，不符合语法。
选项C 中didn't 后应用动词原形eat，而不是ate。
3.We didn't play football on Sunday.A.We no play football on Sunday.B.We not play football on Sunday.C.We didn't played football on Sunday.答案：We didn't play football on Sunday. 一般过去时否定句是didn't+动词原形。
选项A 和B 错误，不符合语法要求。
选项C 中didn't 后应接动词原形play，而非played。
否定句练习题初中
否定句练习题初中否定句，作为英语语法中的重要部分，是初中英语学习的关键之一。
通过对否定句的训练，不仅可以提高学生的语法水平，还可以培养其思维逻辑和表达能力。
下面，我将通过一些例题来帮助初中生们更好地理解和运用否定句。
1. There is a cat in the garden.改为否定句: ________________________答案: There is not a cat in the garden.这道题目要求将肯定句转化为否定句。
在肯定句中，“is”用于表示存在的情况，而在否定句中，则需要在动词前加上“not”，同时去掉“a”和“the”。
2. The students are playing basketball.改为否定句: ________________________答案: The students are not playing basketball.这道题目要求将肯定句转化为否定句。
在肯定句中，“are”用于表示现在进行时态，而在否定句中，则需要在动词前加上“not”。
3. Lucy can swim very well.改为否定句: ________________________答案: Lucy cannot swim very well.这道题目要求将肯定句转化为否定句。
在肯定句中，“can”用于表示能力，而在否定句中，则需要在“can”后加上“not”。
4. They went to the party last night.改为否定句: ________________________答案: They did not go to the party last night.这道题目要求将肯定句转化为否定句。
在肯定句中，“went”用于表示过去时态，而在否定句中，则需要在动词前添加助动词“did not”。
通过这些例题，我们可以看到，否定句的构成在不同的时态和形式中会有一些变化，但总体来说，只需在动词前加上“not”或使用相应的助动词即可。
英语否定句练习题四年级
英语否定句练习题四年级英语否定句是英语语法中非常重要的一部分，它帮助我们表达否定的意思。
下面是一些适合四年级学生的英语否定句练习题：1. 将下列句子变为否定句：- I am a student. → I am not a student.- She has a cat. → She does not have a cat.2. 用括号中所给的词完成否定句：- My brother (play) basketball. → My brother does not play basketball.- They (go) to the park yesterday. → They did not go to the park yesterday.3. 判断下列句子是否正确，并改正错误的句子：- He not likes apples. (×)→ He does not like apples.- She is not a doctor. (√)- They have not a car. (×)→ They do not have a car.4. 用正确的否定形式填空：- I (have) a dog. (do not have)- We (like) ice cream. (do not like)- He (want) to go to the zoo. (does not want)5. 将下列句子变为一般疑问句，并给出否定回答：- She is hap py. → Is she happy? No, she is not.- They have a new bike. → Do they have a new bike? No, they do not.6. 根据上下文，选择正确的否定形式填空：- I (think) it's a good idea. (do not think)- My friend (like) to swim. (does not like)7. 用括号中的词造否定句：- (have) bre akfast → I do not have breakfast.- (go) to school → He does not go to school.8. 根据提示，写出正确的否定句：- 他不喜欢数学。
含有be动词句子的否定句 英语语法练习题(含答案)
含有be动词句子的否定句英语语法练习题（含答案）一、按照要求改写下面的句子1.Alice is tall .（改成否定句）___________________________________2.You aren’t friends.（改成肯定句）___________________________________3.Judy and James are classmates.（改成否定句）___________________________________4.We’re going to have a picnic.（改成否定句）___________________________________5.George isn’t hiding under the desk.（改成肯定句）___________________________________6.Peppa isn’t behind the curtain.（改成肯定句）___________________________________7.These are my friends.（改成否定句）___________________________________8.That is not fair.（改成肯定句）___________________________________9.This is Tower Bridge.（改成否定句）___________________________________10.That is my uncle.（改成否定句）___________________________________11.Those are her brothers.（改成否定句）___________________________________12.There is a really big puddle.（改成否定句）___________________________________13.There is not lots of snow.（改成肯定句）___________________________________二、找出两张图片的不同之处，用there is.../there are.../there isn’t.../there aren’t...回答三、先阅读下面这一篇别人介绍Amy的文章，然后画上自己的自画像或者贴上自己的照片，仿写一篇文章介绍自己答案：一、按照要求改写下面的句子1.Alice is tall .（改成否定句）Alice isn’t tall.2.You aren’t friends.（改成肯定句）You are friends.3.Judy and James are classmates.（改成否定句）Judy and James aren’t classmates.4.We’re going to have a picnic.（改成否定句）We’re not going to have a picnic.5.George isn’t hiding under the desk.（改成肯定句）George is hiding under the desk.6.Peppa isn’t behind the curtain.（改成肯定句）Peppa is behind the curtain.7.These are my friends.（改成否定句）These aren’t my friends.8.That is not fair.（改成肯定句）That is fair.9.This is Tower Bridge.（改成否定句）This isn’t Tower Bridge.10.That is my uncle.（改成否定句）That isn’t my uncle.11.Those are her brothers.（改成否定句）Those aren’t her brothers.12.There is a really big puddle.（改成否定句）There isn’t a really big puddle.13.There is not lots of snow.（改成肯定句）There is lots of snow.二、找出两张图片的不同之处，用there is.../there are.../there isn’t.../there aren’t...回答三、先阅读下面这一篇别人介绍Amy的文章，然后画上自己的自画像或者贴上自己的照片，仿写一篇文章介绍自己自画像或者照片。
否定句练习题
否定句练习题否定句练习题在学习英语的过程中，否定句是一个非常重要的语法知识点。
掌握否定句的用法，可以帮助我们更准确地表达自己的意思，同时也能够更好地理解他人的陈述。
在本文中，我们将通过一些练习题来巩固对否定句的理解和应用。
1. He is a doctor.否定句：He is not a doctor.2. I have seen that movie.否定句：I haven't seen that movie.3. They will arrive on time.否定句：They won't arrive on time.4. She can swim very well.否定句：She can't swim very well.5. We should go to the party.否定句：We shouldn't go to the party.6. He has been to Paris before.否定句：He hasn't been to Paris before.7. They were happy with the result.否定句：They weren't happy with the result.8. She would like some tea, please.否定句：She wouldn't like any tea, please.9. He enjoys playing the guitar.否定句：He doesn't enjoy playing the guitar.10. We had a great time at the concert.否定句：We didn't have a great time at the concert.通过以上的练习题，我们可以看到否定句的构成方式。
三年级英语肯定句转换否定句练习题50题含答案解析
三年级英语肯定句转换否定句练习题50题含答案解析1.I am a boy.A.I am not a boy.答案解析：肯定句变否定句，在be 动词后加not。
此句中在am 后加not 变为否定句。
2.She is a teacher.A.She is not a teacher.答案解析：肯定句变否定句，在be 动词后加not。
此句中在is 后加not 变为否定句。
3.He is a student.A.He is not a student.答案解析：肯定句变否定句，在be 动词后加not。
此句中在is 后加not 变为否定句。
4.We are friends.A.We are not friends.答案解析：肯定句变否定句，在be 动词后加not。
此句中在are 后加not 变为否定句。
5.They are happy.A.They are not happy.答案解析：肯定句变否定句，在be 动词后加not。
此句中在are 后加not 变为否定句。
6.I have a book.A.I do not have a book.答案解析：肯定句中有实义动词have，变否定句借助助动词do，在do 后加not，have 用原形。
7.She has a pen.A.She does not have a pen.答案解析：肯定句中有实义动词has，变否定句借助助动词does，在does 后加not，has 变为have。
8.He likes apples.A.He does not like apples.答案解析：肯定句中有实义动词likes，变否定句借助助动词does，在does 后加not，likes 变为like。
9.We play games.A.We do not play games.答案解析：肯定句中有实义动词play，变否定句借助助动词do，在do 后加not。
10.They sing songs.A.They do not sing songs.答案解析：肯定句中有实义动词sing，变否定句借助助动词do，在do 后加not。
否定句练习题掌握否定句的构造和语法规则
否定句练习题掌握否定句的构造和语法规则否定句是英语语法中的一种重要句型，用于表示某个陈述或命令的否定。
掌握否定句的构造和语法规则对于英语学习者来说非常重要。
本文将通过一些练习题来帮助读者巩固否定句的用法。
练习一：改写下列句子为否定句1. She likes pizza.2. They have finished their homework.3. He will go to the party.4. I am going to buy a new car.答案：1. She doesn't like pizza.2. They haven't finished their homework.3. He won't go to the party.4. I am not going to buy a new car.练习二：选择合适的否定词填空1. I have ________ seen such a beautiful sunset.2. This is ________ my favorite book.3. I ________ know the answer to your question.4. They ________ go to the cinema very often.答案：1. never2. not3. don't4. don't练习三：将下列句子改为否定句1. She can swim.2. They should go to bed early.3. He has finished his work.4. We must go to the meeting.答案：1. She cannot swim.2. They should not go to bed early.3. He has not finished his work.4. We must not go to the meeting.练习四：根据上下文将下列句子改为否定句1. You can have some cake.2. They usually go to the park on weekends.3. She is always late for work.4. He has already eaten lunch.答案：1. You cannot have any cake.2. They do not usually go to the park on weekends.3. She is not always late for work.4. He has not eaten lunch yet.练习五：将下列句子改为否定句, 并合并1. I have been to Japan. I have been to China.2. She likes coffee. She likes tea.答案：1. I have not been to Japan or China.2. She does not like coffee or tea.通过以上的练习题，相信读者对于否定句的构造和语法规则有了一定的了解和掌握。
三年级英语肯定句转换否定句练习题50题含答案解析
三年级英语肯定句转换否定句练习题50题含答案解析1.I am a student.A.I am not a student.B.I am no a student.C.I not am a student.答案解析：A。
在肯定句变否定句时，有be 动词的情况下，在be 动词后加not。
所以“I am a student.”变为否定句是“I am not a student.”。
2.He is a teacher.A.He is not a teacher.B.He is no a teacher.C.He not is a teacher.答案解析：A。
有be 动词is 的肯定句“He is a teacher.”变否定句在is 后加not，即“He is not a teacher.”。
3.She is happy.A.She is not happy.B.She is no happy.C.She not is happy.答案解析：A。
肯定句“She is happy.”变否定句，在is 后加not 变为“She is not happy.”。
4.We are friends.A.We are not friends.B.We are no friends.C.We not are friends.答案解析：A。
有be 动词are 的肯定句“We are friends.”变否定句在are 后加not，即“We are not friends.”。
5.They are boys.A.They are not boys.B.They are no boys.C.They not are boys.答案解析：A。
肯定句“They are boys.”变否定句，在are 后加not 变为“They are not boys.”。
6.I am tall.A.I am not tall.B.I am no tall.C.I not am tall.答案解析：A。