内容正文:
人教七上Unit4周周测
Day 1 根据句意及汉语提示写出单词
建议用时:10 分钟 难度:★☆☆☆☆
1. ______(生物学) is my favourite subject.
1. We learn ______(信息技术) in the computer room.
1. In ______(地理;地理课), we learn about maps and countries.
1. I like ______(历史;历史课) because I can learn about the past.
1. Some students think maths is ______(乏味的;令人生厌的).
1. English is ______(有用的;有益的) for our future.
1. PE is ______(令人激动的;使人兴奋的), and we run and play.
1. History helps us learn about the ______(过去;过去的事情).
1. I am good at ______(数字;号码).
1. Tell me the ______(原因;理由) why you like English.
1. It is hard to ______(记住;记起) all the new words.
1. He works ______(作为;当作) a teacher.
1. My first class is at 8:00 ______(上午).
1. We finish school at 5:00 ______(下午;午后).
1. She can speak ______(法语) and English.
1. Our music teacher is ______(优秀的;极好的).
1. He can play many ______(乐器;器械;工具).
1. I want to be a ______(歌手) in the future.
1. What do you want to be in the ______(将来;未来)?
1. This ______(学期) we have seven subjects.
1. Can you work out this ______(难题;困难)?
1. Maths feels like ______(魔法;魔力;魔术) to me.
1. Maths is useful in our ______(生活;生命).
1. I want to be a ______(科学家) in the future.
1. He is ______(灵巧的;善于应付……的) numbers.
1. My sister is ______(擅长) drawing.
1. We ______(听;倾听) music in the music class.
1. Can you ______(帮助某人做(某事)) this subject?
1. We learn how to ______(计算出;解决) maths problems.
1. Please listen carefully ______(课堂上).
1. ______(将来;未来), I want to travel around the world.
1. Maths is my ______(最喜欢的) subject.
1. What's your favourite ______(科目)?
1. Miss Baker makes her class ______(有趣的).
1. Biology is ______(困难的) but important.
1. My favourite subject is b______, and I love animals.
1. We learn about maps in g______.
1. I like h______ because it's fun.
1. The class is b______, and I don't like it.
1. Chinese is u______ for our life.
1. Our PE class is e______, and we run and play.
1. We learn about the p______ in history.
1. Give me your r______ for being late.
1. I can't r______ all these new words.
1. He works a______ a teacher.
1. We speak F______ at school.
1. Our art teacher is e______.
1. He can play many i______.
1. I want to be a s______ and sing for people.
1. She wants to be a s______ and do science.
1. In the f______, I want to travel.
1. This t______ we have eight subjects.
1. I can't work out this p______.
1. Numbers feel like m______ to me.
1. I am good with n______.
1. We learn I______ in the computer room.
1. School begins at 8:00 A______.
1. We go home at 5:00 P______.
1. Please listen to me in c______.
1. B______ is interesting — I love animals.
人教七上Unit4周周测
Day 2 用所给单词的适当形式填空
建议用时:10 分钟 难度:★★☆☆☆
1. I ______ (be) busy this term.
1. My favourite subject ______ (be) maths.
1. History and geography ______ (be) interesting.
1. ______ (be) your favourite subject biology?
1. The class ______ (be) exciting.
1. We ______ (be) good at drawing.
1. Biology and IT ______ (be) useful subjects.
1. She ______ (be) a student in Canada.
1. How many ______ (subject) do you have?
1. He can work out all the ______ (problem).
1. Look at these ______ (map) of China.
1. In geography, we learn about ______ (country).
1. She can play many ______ (instrument).
1. We like these two ______ (singer).
1. Many ______ (scientist) work hard.
1. He has good ______ (reason) for it.
1. Write the ______ (number) 7 on the paper.
1. We have four ______ (class) in the morning.
1. IT is useful in our ______ (life).
1. There are two ______ (term) in a school year.
1. He ______ (remember) every new word.
1. She ______ (like) art because it's fun.
1. Music always ______ (make) me happy.
1. It ______ (feel) like magic.
1. History ______ (help) us learn about the past.
1. Our teacher ______ (let) us play instruments.
1. Mike ______ (study) French at school.
1. He ______ (want) to be a scientist.
1. ______ (do) she like maths?
1. My sister ______ (finish) school at 5:00 PM.
1. I want ______ (be) a singer.
1. She wants ______ (travel) around the world.
1. We learn how ______ (work) out problems.
1. It is hard ______ (remember) the words.
1. He would like ______ (help) you with English.
1. Do you want ______ (study) French?
1. My sister is good at ______ (draw).
1. I like ______ (listen) to music.
1. Kate likes ______ (study) history.
1. English is ______ (use) for our future.
1. I want to be a ______ (science).
1. She wants to be a ______ (sing).
1. This class is ______ (bore).
1. PE is an ______ (excite) class.
1. Can you speak ______ (France)?
1. She is an ______ (excel) singer.
1. Mike ______ (live) in Canada.
1. Biology is my ______ (favour) subject.
1. I feel ______ (excite) about the new term.
1. He ______ (learn) about maps in geography.
人教七上Unit4周周测
Day 3 选词填空(从方框中选择合适的单词填空)
建议用时:10 分钟 难度:★★★☆☆
history biology geography IT French
1. I learn about the past in ______ class.
1. ______ is my favourite subject — I love animals.
1. We look at maps in ______.
1. We learn ______ in the computer room.
1. Can you speak ______?
boring exciting useful magic fun
1. Some students think maths is ______.
1. PE is ______, and we run and play.
1. English is ______ for our future.
1. It feels like ______!
1. History class is ______.
reason number past term life
1. Tell me the ______ why you like English.
1. Seven is a ______.
1. History helps us learn about the ______.
1. This ______ we have seven subjects.
1. Maths is useful in our ______.
singer scientist teacher class year
1. I want to be a ______ in the future.
1. She wants to be a ______.
1. Our music ______ is excellent.
1. Please listen carefully in ______.
1. We study many subjects this ______.
listen remember study help work
1. We ______ to music in class.
1. It is hard to ______ all the new words.
1. I ______ maths and French at school.
1. Can you ______ me with this problem?
1. Let's ______ out the answer.
future AM PM today class
1. What do you want to be in the ______?
1. School begins at 8:00 ______.
1. We finish at 5:00 ______.
1. I have art and geography ______.
1. Our next ______ is history.
excellent difficult nice happy new
1. Our teacher is ______.
1. Biology is ______ but important.
1. My English teacher is really ______.
1. Music makes me ______.
1. I can learn many ______ songs.
music song map room problem
1. We listen to ______ in the music class.
1. This ______ is easy to sing.
1. Look at the ______ of China.
1. We learn IT in the computer ______.
1. Can you work out this ______?
speak want learn play be
1. She can ______ French.
1. I ______ to be a scientist.
1. We ______ about the past in history.
1. He can ______ instruments.
1. I want to ______ a teacher.
because what why and but
1. I like history ______ it's fun.
1. ______ is your favourite subject?
1. ______ do you like maths?
1. I have art ______ geography today.
1. History is my favourite, ______ my sister doesn't like it.
人教七上Unit4周周测
Day 4 根据汉语提示完成句子(每空一词)
建议用时:10 分钟 难度:★★★★☆
1. 生物是我最喜欢的科目。
______ is my favourite ______.
1. 你最喜欢的科目是什么?
______ is your favourite subject?
1. 你为什么喜欢历史?
______ do you like history?
1. 生物学很难,但很重要。
Biology is ______ ______ important.
1. 我今天有美术和地理课。
I have art ______ geography today.
1. 我最喜欢的科目是英语。
My favourite ______ ______ English.
1. 历史帮助我们了解过去。
History helps us learn about the ______.
1. 我认为数学很乏味。
I think maths is ______.
1. 英语对我们的未来很有用。
English is ______ for our ______.
1. 体育课令人兴奋,我们跑步玩耍。
PE is ______, and we run and ______.
1. 我哥哥善于和数字打交道。
My brother ______ ______ ______ numbers.
1. 我妹妹擅长画画。
My sister is ______ ______ drawing.
1. 我们在音乐课上听音乐。
We ______ ______ music in the music class.
1. 你能帮我学这门科目吗?
Can you ______ me ______ this subject?
1. 记住所有新单词很难。
It is hard to ______ all the new ______.
1. 他当老师。
He works ______ a teacher.
1. 我的第一节课在上午八点。
My first class is at 8:00 ______.
1. 我们下午五点放学。
We ______ ______ at 5:00 ______.
1. 她会说法语和英语。
She can ______ ______ and English.
1. 我们的音乐老师很优秀。
Our music teacher is ______.
1. 他会演奏许多乐器。
He can play many ______.
1. 我将来想成为一名歌手。
I want to be a ______ in the future.
1. 这学期我们有七门课。
This ______ we have seven ______.
1. 我们学习如何算出数学题。
We learn how to ______ ______ maths problems.
1. 请上课认真听讲。
Please listen carefully ______ ______.
1. 将来我想环游世界。
______ ______ ______, I want to travel around the world.
1. 数学对我来说像魔法。
Maths feels like ______ to me.
1. 数学在我们的生活中很有用。
Maths is ______ in our ______.
1. 你将来想做什么?
What do you ______ ______ in the future?
1. 她将来想当科学家。
She wants to be a ______ in the future.
1. 我喜欢所有科目,但我最喜欢数学。
I like all the subjects, but my ______ is maths.
1. 每门科目都很重要。
Every ______ is ______.
1. 贝克老师把课上得很有趣。
Miss Baker ______ her class ______.
1. 音乐总是使我开心。
Music always ______ me ______.
1. 地理课上我们学习地图和国家。
In ______, we learn about ______ and countries.
人教七上Unit4周周测
Day 5 短文填空(用方框中所给词的正确形式填空,使短文完整、正确)
建议用时:10 分钟 难度:★★★★★
短文一
my am term subject because class
1.______ name is Wu Binbin. I 2.______ from China.
This 3.______, I have maths, art, music and IT.
My favourite 4.______ is maths, 5.______ I'm good with numbers. We work out problems in 6.______.
短文二
am music lets makes singer future
I 1.______ Mike Davis. My favourite subject is 2.______ because the class is always fun.
Our teacher is excellent, and he 3.______ us play instruments. It 4.______ me happy.
I want to be a 5.______ in the 6.______.
短文三
what because why past fun boring
1.______ is your favourite subject, Peter?
History. I like it 2.______ I can learn about the 3.______.
4.______ does Kate like PE? Because it's 5.______. Maths is 6.______ to me.
短文四
music teacher our class new fun
1.______ is Emma's favourite subject.
Our 2.______ is excellent. In 3.______ 4.______, we learn 5.______ songs.
The class is always 6.______, and we love it!
短文五
my history term past class maps
1.______ favourite subject is 2.______.
This 3.______, we learn about the 4.______ in every 5.______.
We also look at 6.______ of different countries.
短文六
want be teacher future help life
I 1.______ to 2.______ a 3.______ in the 4.______.
They 5.______ us a lot, and they are useful in our 6.______.
人教七上Unit4周周测
Day 6 综合复习(一)
建议用时:20 分钟 难度:★★★★★ 覆盖:study / subject / reason / play / sister / works / morning / school / maps / interesting / difficult / French / travel / favourite / makes / useful / future / problem / carefully 与 and·but·because 连词、三单 -s、to do / like doing
一、根据句意及汉语提示写出单词
1. I ______(学习) maths and science this term.
1. Please ______(记住) these new words.
1. History is my favourite ______(科目).
1. Tell me the ______(原因), please.
1. He can ______(演奏) many instruments.
1. My ______(姐姐) is good at drawing.
1. She ______(工作) as a teacher.
1. We finish ______(学校) at 5:00 PM.
1. In geography, we look at ______(地图).
1. Our geography class is ______(有趣的).
1. Maths is ______(困难的), but I like it.
1. Do you like ______(法语)?
1. I want to ______(旅行) around the world.
1. The ______(上午) class is boring.
1. She gives us a ______(歌曲) to sing.
1. PE is an e______ class.
1. English is u______ for our future.
1. History tells us about the p______.
1. He plays many musical i______.
1. Our class begins at 8:00 A______.
1. We can work out the p______ together.
1. My cousin wants to be a s______ and do science.
1. Biology is my f______ subject.
1. IT is useful in our l______.
1. We listen c______ in class.
二、用所给单词的适当形式填空
1. Art and science ______ (be) fun.
1. The answer ______ (be) easy.
1. ______ (be) you good at numbers?
1. IT ______ (be) my favourite subject.
1. Tom and I ______ (be) in the same class.
1. Write five ______ (number).
1. How many ______ (class) do you have today?
1. We sing many ______ (song).
1. They look at three ______ (map).
1. Science and art are two ______ (subject).
1. ______ (do) your sister like French?
1. He ______ (work) as a teacher.
1. Our teacher ______ (sing) a new song.
1. The song ______ (make) her happy.
1. We would like ______ (learn) more about the past.
1. He likes ______ (study) geography.
1. The teacher asks us ______ (remember) the words.
1. I want ______ (be) an excellent singer.
1. She is ______ (excite) about the new term.
1. Our PE class is ______ (excite).
三、选词填空(从方框中选择合适的单词填空)
history past reason useful but
1. My favourite subject is ______.
1. History tells us about the ______.
1. Give me your ______.
1. Maths is ______ for us.
1. It's difficult ______ interesting.
music listen new my teacher
1. We ______ to music.
1. I love ______ songs.
1. This is a ______ word.
1. ______ favourite subject is IT.
1. Our ______ is excellent.
future want singer be science
1. Do you ______ to be a scientist?
1. I want to ______ a singer.
1. Lucy wants to be a ______ in the future.
1. ______ is my favourite subject.
1. In the ______, I want to travel.
because why what and term
1. ______ does Emma like art?
1. I like it ______ it's fun.
1. ______ is Emma's favourite subject?
1. We have art ______ geography.
1. This ______ is great.
四、根据汉语提示完成句子(每空一词)
1. 我将来想当歌手。
I want to be a ______ in the ______.
1. 迈克来自加拿大。
Mike ______ ______ Canada.
1. 你为什么喜欢体育?
______ do you like PE?
1. 因为令人兴奋。
______ it's exciting.
1. 他上课认真听讲。
He listens carefully ______ ______.
1. 你能帮我们学数学吗?
Can you ______ us ______ maths?
1. 这些乐器非常好。
These ______ are excellent.
1. 地理很有趣。
______ is fun.
1. 我记不住所有的数字。
I can't remember all the ______.
1. 让我们算出这道难题。
Let's ______ ______ this problem.
1. 音乐使她开心。
Music ______ her ______.
1. 这个学期有多少门课?
______ many subjects do you have this term?
1. 她是一名老师。
She works ______ a ______.
1. 请告诉我原因。
Please ______ me the ______.
1. 我会说一点法语。
I can speak ______ ______ French.
五、短文填空(用方框中所给词的正确形式填空,使短文完整、正确)
短文一
my is like fun excellent history
1.______ favourite subject 2.______ history.
I 3.______ it because it's 4.______.
Our teacher is 5.______, and I learn a lot in 6.______ class.
短文二
listen to class new music has our
We 1.______ the teacher carefully in every 2.______.
We learn many 3.______ songs in 4.______ class.
Emma 5.______ music on Tuesday mornings. 6.______ music teacher is excellent.
人教七上Unit4周周测
Day 7 综合复习(二)
建议用时:20 分钟 难度:★★★★★ 覆盖:What / Why / Who / Which / How 特殊疑问句、because·and·but、listen to / help sb with / good at / in class / work out / in the future、名词复数 -s/-es(lives / classes / terms)、词形转换(bored / scientific / singing)
一、根据句意及汉语提示写出单词
1. ______(为什么) do you like maths?
1. ______(什么) is your favourite subject?
1. ______(谁) is your music teacher?
1. I like art, ______(但是) I don't like maths.
1. Biology ______(和) IT are interesting.
1. We ______(听;倾听) the teacher in class.
1. Can you ______(帮助我学) this problem?
1. She is ______(擅长) numbers.
1. Please listen carefully ______(在课堂上).
1. He ______(计算出) the answer quickly.
1. In the ______(将来;未来), I want to help people.
1. The ______(数字) 7 is lucky.
1. Who is the ______(优秀的;极好的) singer?
1. Science is an interesting ______(科目).
1. We ______(唱歌) a new song in class.
1. PE is my f______ subject.
1. She wants to be a s______.
1. We have four c______ in the morning.
1. I like l______ to music.
1. Can you s______ English?
1. What do you want to be in the f______?
1. We learn to w______ out problems.
1. We have two t______ in a school year.
1. IT is useful in our daily l______.
1. History helps us learn about the p______.
二、用所给单词的适当形式填空
1. Biology and science ______ (be) my favourite subjects.
1. ______ (be) maths difficult for you?
1. Our new teacher ______ (be) from Canada.
1. These songs ______ (be) exciting.
1. He has two good ______ (reason).
1. Count the ______ (number) from 1 to 10.
1. There are two ______ (term) in our school year.
1. How many ______ (problem) must we work out?
1. She plays many ______ (instrument).
1. Firefighters save ______ (life) every day.
1. She ______ (study) French every day.
1. The lesson ______ (finish) at 5:00 PM.
1. He ______ (remember) the words fast.
1. Maths always ______ (feel) like magic.
1. ______ (do) he like history?
1. She would like ______ (work) with us.
1. Do you like ______ (sing)?
1. It's useful ______ (learn) English.
1. I feel ______ (bore) in maths class.
1. He reads ______ (science) books.
三、选词填空(从方框中选择合适的单词填空)
why because subject fun past
1. ______ do you like art?
1. I like it ______ it's interesting.
1. Music is my favourite ______.
1. The class is ______.
1. In history class, we learn about the ______.
speak French singer scientist IT
1. Can you ______ English?
1. He learns ______ in the computer room.
1. I want to be a ______ and sing.
1. In the future, he wants to be a ______.
1. ______ is a foreign language.
new useful fun exciting difficult
1. Maths is ______ for our life.
1. I like the ______ songs.
1. History is ______.
1. PE class is ______.
1. Biology is ______, but it's important.
what who why how which
1. ______ is your name?
1. ______ is that teacher?
1. ______ class is geography — the one at 8:00 AM or the one at 5:00 PM?
1. ______ do you like music?
1. ______ about you?
四、根据汉语提示完成句子(每空一词)
1. 谁是你的美术老师?
______ is your art teacher?
1. 哪节课是地理课?
______ class is geography?
1. 你今天有什么课?
______ classes do you have today?
1. 因为它是重要的。
______ it is important.
1. 我不喜欢数学,因为它乏味。
I don't like maths ______ it's ______.
1. 每门课既有趣又有用。
Every class is fun ______ useful.
1. 我擅长数字。
I am ______ ______ numbers.
1. 他帮我们学历史。
He ______ us ______ history.
1. 我们将来想环游世界。
We want to ______ ______ the world in the future.
1. 你在电脑上学习信息技术吗?
______ you learn IT on the computer?
1. 你的下一节课是什么?
What's your ______ ______?
1. 我的音乐课总是令人兴奋。
My music class is always ______.
1. 我们了解许多关于过去的事。
We learn a lot about the ______.
1. 他想成为一名优秀的歌手。
He wants to be an excellent ______.
1. 在课堂上认真倾听。
Listen ______ in class.
五、短文填空(用方框中所给词的正确形式填空,使短文完整、正确)
短文一
term has music fun singer future
This 1.______, I 2.______ seven subjects at school.
My favourite is 3.______ because the class is 4.______.
She wants to be a 5.______ in the 6.______.
短文二
what like because but and fun
1.______ is your favourite subject?
I 2.______ maths 3.______ it's difficult 4.______ important.
Chinese is easy 5.______ 6.______.
参考答案
Day 1
1. Biology 2. IT 3. geography 4. history 5. boring 6. useful 7. exciting 8. past 9. numbers 10. reason
11. remember 12. as 13. AM 14. PM 15. French 16. excellent 17. instruments 18. singer 19. future 20. term
21. problem 22. magic 23. life 24. scientist 25. good with 26. good at 27. listen to 28. help me with 29. work out 30. in class
31. In the future 32. favourite 33. subject 34. interesting 35. difficult 36. biology 37. geography 38. history 39. boring 40. useful
41. exciting 42. past 43. reason 44. remember 45. as 46. French 47. excellent 48. instruments 49. singer 50. scientist
51. future 52. term 53. problem 54. magic 55. numbers 56. IT 57. AM 58. PM 59. class 60. Biology
Day 2
1. am 2. is 3. are 4. Are 5. is 6. are 7. are 8. is 9. subjects 10. problems
11. maps 12. countries 13. instruments 14. singers 15. scientists 16. reasons 17. number 18. classes 19. lives 20. terms
21. remembers 22. likes 23. makes 24. feels 25. helps 26. lets 27. studies 28. wants 29. Does 30. finishes
31. to be 32. to travel 33. to work 34. to remember 35. to help 36. to study 37. drawing 38. listening 39. studying 40. useful
41. scientist 42. singer 43. boring 44. exciting 45. French 46. excellent 47. lives 48. favourite 49. excited 50. learns
Day 3
第1组:1. history 2. Biology 3. geography 4. IT 5. French
1. boring 2. exciting 3. useful 4. magic 5. fun
1. reason 2. number 3. past 4. term 5. life
1. singer 2. scientist 3. teacher 4. class 5. year
1. listen 2. remember 3. study 4. help 5. work
1. future 2. AM 3. PM 4. today 5. class
1. excellent 2. difficult 3. nice 4. happy 5. new
1. music 2. song 3. map 4. room 5. problem
1. speak 2. want 3. learn 4. play 5. be
1. because 2. What 3. Why 4. and 5. but
Day 4
1. Biology; subject 2. What 3. Why 4. difficult; but 5. and 6. subject; is 7. past 8. boring 9. useful; future
10. exciting; play 11. is; good; with 12. good; at 13. listen; to 14. help; with 15. remember; words 16. as 17. AM 18. finish; school; PM
19. speak; French 20. excellent 21. instruments 22. singer 23. term; subjects 24. work; out 25. in; class 26. In; the; future 27. magic
28. useful; life 29. want; to 30. scientist 31. favourite 32. subject; important 33. makes; interesting 34. makes; happy 35. geography; maps
Day 5
短文一:1. My 2. am 3. term 4. subject 5. because 6. class
1. am 2. music 3. lets 4. makes 5. singer 6. future
1. What 2. because 3. past 4. Why 5. fun 6. boring
1. Music 2. teacher 3. our 4. class 5. new 6. fun
1. My 2. history 3. term 4. past 5. class 6. maps
1. want 2. be 3. teacher 4. future 5. help 6. life
Day 6
一、1. study 2. remember 3. subject 4. reason 5. play 6. sister 7. works 8. school 9. maps 10. interesting
11. difficult 12. French 13. travel 14. morning 15. song 16. exciting 17. useful 18. past 19. instruments 20. AM
21. problem 22. scientist 23. favourite 24. life 25. carefully
二、1. are 2. is 3. Are 4. is 5. are 6. numbers 7. classes 8. songs 9. maps 10. subjects
11. Does 12. works 13. sings 14. makes 15. to learn 16. studying 17. to remember 18. to be 19. excited 20. exciting
三、第1组:1. history 2. past 3. reason 4. useful 5. but
1. listen 2. music 3. new 4. My 5. teacher
1. want 2. be 3. singer 4. Science 5. future
1. Why 2. because 3. What 4. and 5. term
四、1. singer; future 2. is; from 3. Why 4. Because 5. in; class 6. help; with 7. instruments 8. Geography 9. numbers
10. work; out 11. makes; happy 12. How 13. as; teacher 14. tell; reason 15. a; little
五、短文一:1. My 2. is 3. like 4. fun 5. excellent 6. history
1. listen to 2. class 3. new 4. music 5. has 6. Our
Day 7
一、1. Why 2. What 3. Who 4. but 5. and 6. listen to 7. help me with 8. good at 9. in class 10. works out
11. future 12. number 13. excellent 14. subject 15. sing 16. favourite 17. singer 18. classes 19. listening 20. speak
21. future 22. work 23. terms 24. life 25. past
二、1. are 2. Is 3. is 4. are 5. reasons 6. numbers 7. terms 8. problems 9. instruments 10. lives
11. studies 12. finishes 13. remembers 14. feels 15. Does 16. to work 17. singing 18. to learn 19. bored 20. scientific
三、第1组:1. Why 2. because 3. subject 4. fun 5. past
1. speak 2. IT 3. singer 4. scientist 5. French
1. useful 2. new 3. fun 4. exciting 5. difficult
1. What 2. Who 3. Which 4. Why 5. How
四、1. Who 2. Which 3. What 4. Because 5. because; boring 6. and 7. good; at 8. helps; with 9. travel; around
10. Do 11. next; class 12. exciting 13. past 14. singer 15. carefully
五、短文一:1. term 2. has 3. music 4. fun 5. singer 6. future
1. What 2. like 3. because 4. but 5. and 6. fun
学科网(北京)股份有限公司
$