变否定句练习题
四年级英语肯定句转否定句练习题20题
四年级英语肯定句转否定句练习题20题1.I am a student.A.I am not a student.B.I am no student.答案解析：A。
肯定句变否定句，在be 动词后加not。
B 选项的表达不常用。
2.He is a teacher.A.He is not a teacher.B.He isn't teacher.答案解析：A。
is 的否定形式是is not。
B 选项缺少a。
3.She has a book.A.She doesn't have a book.B.She has no book.答案解析：A。
have 的否定形式要用助动词do 来构成，she 是第三人称单数，用does，再加not。
B 选项的表达不常用。
4.They are friends.A.They are not friends.B.They aren't friend.答案解析：A。
are 的否定形式是are not。
B 选项缺少s。
5.I like apples.A.I don't like apples.B.I not like apples.答案解析：A。
like 的否定形式要用助动词do 来构成，再加not。
B 选项表达错误。
6.He plays football.A.He doesn't play football.B.He not play football.答案解析：A。
plays 是第三人称单数形式，否定形式要用助动词does，再加not。
B 选项表达错误。
7.She sings well.A.She doesn't sing well.B.She not sing well.答案解析：A。
sings 的否定形式要用助动词does，再加not。
B 选项表达错误。
8.We go to school.A.We don't go to school.B.We not go to school.答案解析：A。
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。
小学英语肯定句变否定句和一般疑问句类型(含答案)(训练习题)
肯定句改否定句和一般疑问句一、实义动词He often goes to bed at ten.We do eye exercises every day.She came to Japan in 1990.二、系动词I am your friend.Her mother is a teacher.There are two books on the desk.Yesterday was July 1, 1995.They were in Beijing in 1990.三、进行时The girl is standing at the station.The students are playing basketball on the playground..I am looking for a dog.四、情态动词Lucy will be back in four days. You can use this dictionary.You need go tomorrow.You should study hard..将下列陈述句变为否定句和一般疑问句。
1.He found his pen under his desk.2.We must go to the meeting right now.3.I wrote him a letter last week.4.My sister sings beautifully.5.Mary missed the bus.6.This bus will take you right to the city.7.They are doing questions and answers with theteachers.8.My father has his lunch at 11:30 everyday.9.There is a policeman at the corner of the road..10.Wang made some model ships for the boys.11.I saw somebody in the room just now.12.There is some wonderful news in today’s paper.13.Xiao Li dropped the letter into the letter box.14.They are playing on the playground.15.Tom often tells them stories in French.16.After class some students play balls.17.Mary is reading newspaper now.18.I telephoned you yesterday.19.You have to go now.20.I have a house in the country.21.We did our homework together.22.They study for examination. 23.We are talking about the film.24.I can go to the zoo today.25.The first class begins at eight o’clock.26.It takes you three hours to go to Paris by air.27.I reviewed my lessons yesterday.28.I’ll go home by bus.29.He forgot to post the letter this morning.30.This room is going to be painted next week.肯定句变否定句和一般疑问句类型答案一、实义动词He often goes to bed at ten.→He does not often go to bed at ten.→Does he often go to bed at ten?We do eye exercises every day.→We don’t do eye exercises every day.→Do you do eye exercises every day?She came to Japan in 1990.→She did not come to Japan in 1990.→Did she come to Japan in 1990?二、系动词I am your friend.→I am not your friend.→Are you my friend?Her mother is a teacher.→Her mother is not a teacher→Is her mother a teacher?There are two books on the desk.→There are not two books on the desk→Are there two books on the desk?Yesterday was July 1, 1995.→Yesterday was not July 1, 1995.→Was yesterday July 1, 1995?They were in Beijing in 1990.→They were not in Beijing in 1990→Were they in Beijing in 1990?三、进行时The girl is standing at the station.→The girl is not standing at the station.→Is the girl standing at the station?The students are playing basketball on the playground. →The students are not playing basketball on the playground.→Are the students playing basketball on the playground?I am looking for a dog.→I am not looking for a dog.→Are you looking for a dog?He was writing letters at this time last night.→He was not writing letters at this time last night.→Was he writing letters at this time last night?We were having a meeting this time yesterday.→We were not having a meeting this time yesterday.→Were you having a meeting this time yesterday?四、情态动词Lucy will be back in four days.→Lucy will not be back in four days.→Will Lucy be back in four days?You can use this dictionary.→You can not use this dictionary.→Can I use this dictionary?You need go tomorrow.→You need not go tomorrow.→Need I go tomorrow?You should study hard.→You should not study hard..→should I study hard?将下列陈述句变为否定句和一般疑问句。
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。
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。
三年级英语肯定句转换否定句练习题30题(带答案)
三年级英语肯定句转换否定句练习题30题(带答案)1. He is a good boy.A. He no is a good boyB. He isn't a good boyC. He is not good boyD. He don't is a good boy答案：B。
解析：在将含有be动词is的肯定句转换为否定句时，直接在is后面加not，is not可以缩写为isn't。
2. My cat is very cute.A. My cat no is very cuteB. My cat not is very cuteC. My cat isn't very cuteD. My cat don't is very cute答案：C。
解析：对于含有be动词is的肯定句，变为否定句就是在is后加not，is not可缩写为isn't。
3. She is my sister.A. She no is my sisterB. She not is my sisterC. She isn't my sisterD. She don't is my sister答案：C。
解析：把含有be动词is的肯定句变成否定句，就在is 后面加上not，is not可缩写为isn't。
4. The dog is under the tree.A. The dog no is under the treeB. The dog not is under the treeC. The dog isn't under the treeD. The dog don't is under the tree答案：C。
解析：当肯定句中有be动词is时，转换为否定句就在is后加not，is not可缩写为isn't。
5. This is a red pen.A. This no is a red penB. This not is a red penC. This isn't a red penD. This don't is a red pen答案：C。
四年级英语肯定句改否定句练习题50题答案解析版
四年级英语肯定句改否定句练习题50题答案解析版1. My mother makes a delicious cake every Sunday.A. My mother not makes a delicious cake every SundayB. My mother doesn't make a delicious cake every SundayC. My mother don't make a delicious cake every Sunday答案：B。
解析：原句中的动词是“makes”，这是一般现在时的第三人称单数形式的动词。
在将肯定句改为否定句时，对于一般现在时第三人称单数的句子，要使用助动词“doesn't”，然后动词恢复原形“make”。
A选项语法错误，没有这种用法；C选项“don't”用于第一人称、第二人称和复数主语，不适用于这里的“my mother”。
2. Tom plays football in the park after school.A. Tom not plays football in the park after schoolB. Tom doesn't play football in the park after schoolC. Tom don't play football in the park after school答案：B。
解析：原句中“plays”是一般现在时第三人称单数形式的动词。
改成否定句时，要用助动词“doesn't”，动词变为原形“play”。
A选项语法错误；C选项“don't”不能用于第三人称单数主语“Tom”。
3. My sister reads books every evening.A. My sister not reads books every eveningB. My sister doesn't read books every eveningC. My sister don't read books every evening答案：B。
四年级英语肯定句转否定句练习题20题含答案解析
四年级英语肯定句转否定句练习题20题含答案解析1. She is a beautiful girl.A. She isn't a beautiful girl.B. She not a beautiful girl.C. She are not a beautiful girl.答案解析：A。
含有be 动词的肯定句变否定句，在be 动词后加not。
B 选项缺少be 动词is 和not 的缩写形式isn't。
C 选项be 动词are 与主语she 不搭配。
2. The cat is black.A. The cat isn't black.B. The cat not black.C. The cat are not black.答案解析：A。
肯定句变否定句在be 动词后加not。
B 选项缺少isn't。
C 选项are 与主语cat 不搭配。
3. I am a student.A. I am not a student.B. I not a student.C. I are not a student.答案解析：A。
be 动词后加not 变否定句。
B 选项错误同前两题。
C 选项are 与主语I 不搭配。
4. He is a tall boy.A. He isn't a tall boy.B. He not a tall boy.C. He are not a tall boy.答案解析：A。
在be 动词后加not。
B 选项缺少isn't。
C 选项are 与主语he 不搭配。
5. This is a book.A. This isn't a book.B. This not a book.C. This are not a book.答案解析：A。
be 动词后加not 变否定句。
B 选项缺少isn't。
C 选项are 与主语this 不搭配。
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肯定句变否定句练习题
1.I am a student.
2.He is here.
3.They are going to go fishing this week.
4.They are working hard.
5.She was a teacher.
6.They were very happy.
7.We can dance very well.
8.He will come to see you at the school gate.
9.They will clean the classroom tomorrow.
10.They do sports every day.
11.I often have breakfast at 7 a.m.
12.We do morning exercises on the playground.
13.He gets up at six.
14.Tom has something to tell his teacher.
15.My mother does some washing every morning.
16.Alice likes singing and dancing.
17.We visited the old man yesterday.
18.They had a good time yesterday morning.
19.Jack did his best to finish his work.
20.He read ten books last night.
21.She put his watch on the desk.
22.He has finished his homework.
23.I have learned English for ten years.
24.Mary has been in Beijing since 2000.
25.He has already finished his high school.
26.You’d better get up early.
27.You had better give up smoking.
28.There are some apples on the tree.
29.Mary had finished her homework yesterday.
30.Open the window.
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