精品解析：内蒙呼和浩特市第六中学2025-2026学年七年级上学期入学摸底测试英语试卷

七年级英语摸底测试 时间 45 分钟 满分 100 分 一、（共 10 分） 1. 按顺序默写26个字母的大小写，并圈出元音字母。 二、单项选择。（每小题 1 分，共 15 分） 2. I________ an English boy. A. is B. am C. are D. be 3. Betty can ________ English. A. say B. speak C. tell D. talk 4. —_______ are the cars? —They are red. A. What B. Colour C. What colour D. What colours 5. —________ is your pen? —It’s under the desk. A. What B. How C. Where D. What colour 6. — ________do you spell your name? — M-A-R-Y, Mary. A. What B. Where C. How D. When 7. The girl is from ________ and she is ________. A. Chinese; China B. Chinese; Chinese C. China; Chinese D. China; China 8. Everyone ________ in the class. A. is B. am C. are D. do 9. A bus station is between the school ____ the farm. A. but B. and C. near D. behind 10. —Do you like ________ ? —Yes I do. A. tomato and noodle B. tomato and noodles C. tomatos and noodle D. tomatoes and noodles 11. —How old is your sister? — ________ is ten. A. He B. You C. She D. I 12. These ________ my father and my mother. A. be B. am C. is D. are 13. It’s ________ old photo ________ my family. A. a; of B. an; at C. an; of D. a; at 14. We study something about Qin Shihuang from our _________ lesson. A. history B. music C. science D. maths 15. — What day is it today? — ________________. A. It’s three B. It’s in the evening C. It’s fine D. It’s Wednesday 16. There________a photo and two books in the box. A. is B. are C. isn’t D. aren’t 三、用所给单词的适当形式填空。（每空 2 分，共 10 分） 17. She ________ (be) a student. 18. This is my mother. ________ (she) name is Mrs. Read. 19. Let’s look at the pictures of the three ________ (family). 20. Are there ________ (some) teachers in the classroom? 21. My grandmother often ________ (watch TV) after dinner． 四、句型转换。（每空 1 分，共 15 分） 22. —Are they your teachers?（作否定回答） —________, they ________. 23. Those are some flowers. (改为单数句) ________ ________ a ________. 24. We have got some apples. (改为否定句) We ________ ________ ________ apples. 25. The science lesson is at nine o’clock. (对划线部分提问) ________ ________ is the science lesson? 26. 别忘了你的书包。 (完成下面句子) ________ _________ your schoolbag. 27. 学而不思则罔。 (完成下面句子) ________ ________ ________ is of no use. 五、完形填空。（每小题 1.5分，共 15 分） My name is Li Ming. I’m thirteen years old. ___28___ study at an international school. I have seven ___29___ every day, four in the morning and ___30___ in the afternoon. I often ___31___ sports on the playground after class. I have three meals in the school dining hall. The students in our school come ___32___ different countries so there are lots of ___33___ in the school dining hall such as hamburgers, fried chicken, rice and noodles. After school, I like ___34___ in the school library. I ___35___ playing sports, too. I can play football, but I ___36___ play basketball. I like playing football ___37___ my classmates. Welcome to my school. 28. A. He B. We C. You D. I 29. A. classes B. teachers C. students D. classmates 30. A. four B. three C. two D. one 31. A. ride B. play C. make D. have 32. A. in B. at C. to D. from 33 A. books B. vegetables C. foods D. balls 34. A. singing B. playing C. swimming D. reading 35. A. like B. can C. would like D. would 36. A. can’t B. don’t C. can D. do 37. A. at B. from C. to D. with 六、阅读理解。阅读短文，然后根据其内容选择正确答案。（每小题 2 分，共 20 分） （A 篇） Time Monday Tuesday Wednesday Thursday Friday 8:00-8:45 maths Chinese English maths computer 8:55-9:40 English maths Chinese Chinese computer 9:40-10:00 Break 10:00-10:45 art physics (物理) science art Chinese 10:55-11:40 P.E. English maths Geography English 11:40-13:00 Lunch time 13:00-13:45 history science physics history maths 13:55-14:40 music Geography P.E. English art 14:40-14:55 Eye exercises (眼保健操) 14:55-15:40 Chinese Sports time Geography Chinese music 15:40 Lessons finish 38. There are ________ subjects (科目) for the students in a week. A. seven B. eight C. nine D. eleven 39. The students have music on ________. A. Monday and Friday B. Tuesday C. Tuesday and Thursday D. Wednesday 40. The students have ________Chinese lessons every week. A. 3 B. 4 C. 5 D. 6 41. The students have their first lesson at ________. A. 8:00 B. 9:00 C. 10:20 D. 11:20 42. Which is NOT true? A. The students have four lessons in the morning. B. The students have physics on Wednesday. C. The students don’t have science on Friday. D. The lessons in the morning finish at twelve o’clock. （B 篇） One morning, a hungry fox (狐狸) sees a duck. He thinks, “Great! This is my breakfast.” He comes up to the duck and says, “Good morning, Miss Duck. I know you can sing very well. Can you sing a song for me?” The duck is happy to hear that. She closes her eyes and begins to sing. The fox sees that and catches her in his mouth and takes her away. The farmers on the farm see the fox. They shout, “Look! Look! The fox is taking the duck away.” The duck says to the fox, “Mr Fox, do you hear? The people say you are taking their duck away. Tell them I am yours, not theirs.” The fox opens his mouth and says, “Miss Duck is mine, not yours.” Just then the duck runs away from the fox and flies into the river. 43. The fox wants the duck for ________. A. lunch B. dinner C. breakfast D. his friend 44. The fox asks the duck to ________. A. dance B. sing a song C. tell a story D. play with him 45. The underlined word “shout” means ________ in Chinese. A. 追赶 B. 想象 C. 喊叫 D. 责骂 46. Which of the following is TRUE? A. The fox and the duck meet in the afternoon. B. Miss Duck likes opening her eyes when she sings a song. C. There are some farmers on the farm. D. At last, the duck flies into a big tree. 47. The best title (标题) for the passage is ________. A A nice fox B. A funny fox C. A hungry duck D. A clever duck 七、根据提示，结合自己的实际情况完成5个句子。（共 15 分） 回答以下介绍自己旅行计划的问题： 48. When are you going to travel? __________________________________________________________ 49. Where will you go? __________________________________________________________ 50. Why are you going to go there? __________________________________________________________ 51 What will you do there? __________________________________________________________ 52. …… （关于主题自己造句） __________________________________________________________ 第1页/共1页 学科网（北京）股份有限公司 $ 七年级英语摸底测试 时间 45 分钟 满分 100 分 一、（共 10 分） 1. 按顺序默写26个字母的大小写，并圈出元音字母。 【答案】 【解析】 【详解】26个英文字母的大小写是Aa, Bb, Cc, Dd, Ee, Ff, Gg, Hh, Ii, Jj, Kk, Ll, Mm, Nn, Oo, Pp, Qq, Rr, Ss, Tt, Uu, Vv, Ww, Xx, Yy, Zz，元音字母是Aa, Ee, Ii, Oo, Uu。故填 二、单项选择。（每小题 1 分，共 15 分） 2. I________ an English boy. A. is B. am C. are D. be 【答案】B 【解析】 【详解】句意：我是一个英国男孩。 考查主谓一致的用法。is的主语是第三人称单数形式；am的主语是I；are的主语是复数形式，或者you； be是动词原形。此句主语是I，be动词用am。故选B。 3. Betty can ________ English. A. say B. speak C. tell D. talk 【答案】B 【解析】 【详解】句意：贝蒂能说英语。 考查动词辨析。say说，后常接说的内容；speak说，后常接语言；tell告诉；talk谈论。根据“English”可知，此处表示说英语。表示说某种语言时用speak。故选B。 4. —_______ are the cars? —They are red. A. What B. Colour C. What colour D. What colours 【答案】C 【解析】 【详解】句意：——这些车是什么颜色？——它们是红色的。 考查特殊疑问句。What什么；Colour颜色；What colour什么颜色；What colours什么颜色（复数形式）。根据答语“They are red”可知，询问是颜色，用“What colour”提问。故选C。 5. —________ is your pen? —It’s under the desk. A. What B. How C. Where D. What colour 【答案】C 【解析】 【详解】句意：——你的钢笔在哪儿？——它在桌子下面。 考查特殊疑问句。What什么（对事物提问）；How如何（对方式提问）；Where在哪里（对地点提问）；What colour什么颜色（对颜色提问）。根据答语原文提示“It’s under the desk”可知，答语回答了“钢笔的位置”，因此问句需用“Where”对地点进行提问。故选C。 6. — ________do you spell your name? — M-A-R-Y, Mary. A. What B. Where C. How D. When 【答案】C 【解析】 【详解】句意：——你怎样拼写你的名字？——M-A-R-Y，Mary。 考查特殊疑问句。What什么；Where哪里；How怎样；When何时。答语表示名字的拼写方式，故用how引导特殊疑问句。故选C。 7. The girl is from ________ and she is ________. A. Chinese; China B. Chinese; Chinese C. China; Chinese D. China; China 【答案】C 【解析】 【详解】句意：这个女孩来自中国，她是中国人。 考查名词辨析。Chinese中国的，中国人；China中国。be from“来自于”，后接国家名称China，表示来源地；be动词后接名词Chinese，表示身份。故选C。 8. Everyone ________ in the class. A. is B. am C. are D. do 【答案】A 【解析】 【详解】句意：每个人都在班上。 考查主谓一致。everyone是不定代词，不定代词作主语，谓语动词需用单数形式，be in“在”，用is。故选A。 9. A bus station is between the school ____ the farm. A. but B. and C. near D. behind 【答案】B 【解析】 【详解】句意：公共汽车站在农场和学校之间。 考查连词、介词辨析及连词用法。but但是；and并且；near在……附近；behind在……后。固定搭配between …and…表示“在……和……之间”，故选B。 10. —Do you like ________ ? —Yes, I do. A. tomato and noodle B. tomato and noodles C. tomatos and noodle D. tomatoes and noodles 【答案】D 【解析】 【详解】句意：-你喜欢西红柿和面条吗？-是的，我喜欢。 tomato和noodle都是可数名词，由于前面没有冠词和限定词，在这里要用复数，tomato的复数为tomatoes，而noodle直接加s，故选D. 11. —How old is your sister? — ________ is ten. A. He B. You C. She D. I 【答案】C 【解析】 【详解】句意：——你姐姐多大了？——她十岁了。 考查代词词义辨析。He他；You你；She她；I我。问句中“your sister”指女性，需用女性代词“she”指代。故选C。 12. These ________ my father and my mother. A. be B. am C. is D. are 【答案】D 【解析】 【详解】句意：这是我的爸爸和我的妈妈。 考查主谓一致。be系动词原形；am是，用于第一人称单数I；is是，用于第三人称单数；are是，用于复数主语或第二人称。主语These为复数形式，需用be动词的复数形式are。故选D。 13. It’s ________ old photo ________ my family. A. a; of B. an; at C. an; of D. a; at 【答案】C 【解析】 【详解】句意：这是一张我家的旧照片。 考查冠词和介词辨析。a一，用于以辅音音素开头的单词前；an一，用于以元音音素开头的单词前；at在；of……的。第一空，old以元音音素开头，故用an；第二空，a photo of一张……的照片，是固定表达。故选C。 14. We study something about Qin Shihuang from our _________ lesson. A. history B. music C. science D. maths 【答案】A 【解析】 【详解】句意：我们从历史课上学习了一些关于秦始皇的知识。 考查名词词义辨析。history历史；music音乐；science科学；maths数学。根据“We study something about Qin Shihuang”可知，课堂上学习了历史人物秦始皇的相关知识，因此应是历史课。故选A。 15. — What day is it today? — ________________. A. It’s three B. It’s in the evening C. It’s fine D. It’s Wednesday 【答案】D 【解析】 【详解】句意：——今天是星期几？——星期三。 It’s three.三点钟。 It’s in the evening.是在晚上。It’s fine.很好。 It’s Wednesday.星期三。根据What day is it today?可知此处询问星期几，故选D。 16. There________a photo and two books in the box. A. is B. are C. isn’t D. aren’t 【答案】A 【解析】 【详解】句意：盒子里有一张照片和两本书。 考查there be句型。is是（be动词的单数形式）；are是（be动词的复数形式）；isn’t不是（be动词单数形式的否定）；aren’t（be动词复数形式的否定）。There be句型适用就近原则，动词be的形式由最靠近它的名词决定，此处“a photo”为单数，故用单数形式is。本句并无否定含义，故不能用isn’t。故选A。 三、用所给单词的适当形式填空。（每空 2 分，共 10 分） 17. She ________ (be) a student. 【答案】is 【解析】 【详解】句意：她是一名学生。本句时态是一般现在时，主语是“She”，be动词用is。故填is。 18 This is my mother. ________ (she) name is Mrs. Read. 【答案】Her 【解析】 【详解】句意：这是我的母亲。她的名字是里德夫人。空处位于名词“name”前，填形容词性物主代词。she“她”，主格，形容词性物主代词为her“她的”，位于句首，首字母大写。故填Her。 19. Let’s look at the pictures of the three ________ (family). 【答案】families 【解析】 【详解】句意：让我们来看看这三个家庭的照片。family“家庭”，“three”修饰可数名词复数。故填families。 20. Are there ________ (some) teachers in the classroom? 【答案】any 【解析】 【详解】句意：教室里有老师吗？some与any都可指“一些”，但some常用于肯定句中，any常用于否定句、疑问句中；此句为一般疑问句，应用any。故填any。 21. My grandmother often ________ (watch TV) after dinner． 【答案】watches TV 【解析】 【详解】句意：我奶奶晚饭后经常看电视。根据空前频率副词often“经常”可知，此处是经常性、频率性动作，用一般现在时，且主语是my grandmother“我的祖母”，是第三人称单数，谓语动词用第三人称单数形式。故填watches TV。 四、句型转换。（每空 1 分，共 15 分） 22. —Are they your teachers?（作否定回答） —________, they ________. 【答案】 ①. No ②. aren’t 【解析】 【详解】句意：——他们是你的老师吗？——不，他们不是。题目要求作否定回答，原句含be动词are。所以用“No, 主语+aren’t.”回答，故填No；aren’t。 23. Those are some flowers. (改为单数句) ________ ________ a ________. 【答案】 ①. That ②. is ③. flower 【解析】 【详解】句意：那些是花。those的单数是that“那个”，are的单数是is，flowers的单数是flower，故填That；is；flower。 24. We have got some apples. (改为否定句) We ________ ________ ________ apples. 【答案】 ①. haven’t ②. got ③. any 【解析】 【详解】句意：我们有一些苹果。原句含助动词have，否定句在have后加not，可缩写为haven’t；some在否定句中变为any。故填haven’t；got；any。 25. The science lesson is at nine o’clock. (对划线部分提问) ________ ________ is the science lesson? 【答案】 ①. What ②. time 【解析】 【详解】句意：科学课在九点钟上。划线部分是时间点，用What time提问，故填What；time。 26. 别忘了你的书包。 (完成下面句子) ________ _________ your schoolbag. 【答案】 ①. Don’t ②. forget 【解析】 【详解】根据所给汉语意思可知，空缺处应该填的是“别忘了”，forget是动词，意为“忘记”，祈使句的否定形式是在动词原形前加don’t，且句首首字母要大写，故填Don’t；forget。 27. 学而不思则罔。 (完成下面句子) ________ ________ ________ is of no use. 【答案】 ①. Learning ②. without ③. thinking 【解析】 【详解】learning“学习”，without“没有”，thinking“思考”，learning without thinking“学而不思”，句首需大写首字母。故填Learning；without；thinking。 五、完形填空。（每小题 1.5分，共 15 分） My name is Li Ming. I’m thirteen years old. ___28___ study at an international school. I have seven ___29___ every day, four in the morning and ___30___ in the afternoon. I often ___31___ sports on the playground after class. I have three meals in the school dining hall. The students in our school come ___32___ different countries, so there are lots of ___33___ in the school dining hall such as hamburgers, fried chicken, rice and noodles. After school, I like ___34___ in the school library. I ___35___ playing sports, too. I can play football, but I ___36___ play basketball. I like playing football ___37___ my classmates. Welcome to my school. 28. A. He B. We C. You D. I 29. A. classes B. teachers C. students D. classmates 30. A. four B. three C. two D. one 31. A. ride B. play C. make D. have 32. A. in B. at C. to D. from 33. A. books B. vegetables C. foods D. balls 34. A. singing B. playing C. swimming D. reading 35. A. like B. can C. would like D. would 36. A. can’t B. don’t C. can D. do 37. A. at B. from C. to D. with 【答案】28. D 29. A 30. B 31. B 32. D 33. C 34. D 35. A 36. A 37. D 【解析】 【导语】本文介绍了李明的学校生活。 【28题详解】 句意：我在一所国际学校学习。 He他；We我们；You你；I我。根据“My name is Li Ming. I’m thirteen years old.”可知，此处指“我”在一所国际学校学习，I作主语。故选D。 【29题详解】 句意：我每天有七节课，上午四节，下午三节。 classes课；teachers老师；students学生；classmates同学。根据“four in the morning and...in the afternoon”可知，此处指每天的课程数量，故用classes。故选A。 【30题详解】 句意：我每天有七节课，上午四节，下午三节。 four四；three三；two二；one一。根据“I have seven...every day, four in the morning and...in the afternoon.”可知，七节课上午四节，下午应是三节，故用three。故选B。 【31题详解】 句意：下课后我经常在操场上做运动。 ride骑；play玩；make制作；have有。根据“sports on the playground”可知，此处指做运动，play sports“做运动”，固定短语。故选B。 【32题详解】 句意：我们学校的学生来自不同的国家，所以学校食堂里有很多食物，如汉堡包、炸鸡、米饭和面条。 in在……里；at在；to到；from来自。根据“The students in our school come...different countries”可知，此处指学生来自不同国家，come from“来自”，固定短语。故选D。 【33题详解】 句意：我们学校学生来自不同的国家，所以学校食堂里有很多食物，如汉堡包、炸鸡、米饭和面条。 books书；vegetables蔬菜；foods食物；balls球。根据“such as hamburgers, fried chicken, rice and noodles”可知，此处列举的是不同种类的食物，故用foods。故选C。 【34题详解】 句意：放学后，我喜欢在学校图书馆看书。 singing唱歌；playing玩；swimming游泳；reading阅读。根据“in the school library”可知，在图书馆应是看书，reading符合语境。故选D。 【35题详解】 句意：我也喜欢运动。 like喜欢；can可以；would like想要；would将。根据“I...playing sports, too.”可知，此处指喜欢运动，like doing sth.“喜欢做某事”，固定短语。故选A。 【36题详解】 句意：我会踢足球，但我不会打篮球。 can’t不能；don’t不；can可以；do做。根据“I can play football, but I...play basketball.”可知，前后是转折关系，前句表示会踢足球，后句应是不会打篮球，故用can’t。故选A。 【37题详解】 句意：我喜欢和同学们一起踢足球。 at在；from来自；to到；with和……一起。根据“I like playing football...my classmates.”可知，此处指和同学们一起踢足球，故用with。故选D。 六、阅读理解。阅读短文，然后根据其内容选择正确答案。（每小题 2 分，共 20 分） （A 篇） Time Monday Tuesday Wednesday Thursday Friday 8:00-8:45 maths Chinese English maths computer 8:55-9:40 English maths Chinese Chinese computer 9:40-10:00 Break 10:00-10:45 art physics (物理) science art Chinese 10:55-11:40 PE. English maths Geography English 11:40-13:00 Lunch time 13:00-13:45 history science physics history maths 13:55-14:40 music Geography P.E. English art 14:40-14:55 Eye exercises (眼保健操) 14:55-15:40 Chinese Sports time Geography Chinese music 15:40 Lessons finish 38. There are ________ subjects (科目) for the students in a week. A. seven B. eight C. nine D. eleven 39. The students have music on ________. A. Monday and Friday B. Tuesday C. Tuesday and Thursday D. Wednesday 40. The students have ________Chinese lessons every week. A. 3 B. 4 C. 5 D. 6 41. The students have their first lesson at ________. A. 8:00 B. 9:00 C. 10:20 D. 11:20 42. Which is NOT true? A. The students have four lessons in the morning. B. The students have physics on Wednesday. C. The students don’t have science on Friday. D. The lessons in the morning finish at twelve o’clock. 【答案】38. D 39. A 40. D 41. A 42. D 【解析】 【导语】本文以表格形式介绍了某校每周的课程设置和时间安排。 【38题详解】 细节理解题。根据课程表可知，有maths、Chinese、English、computer、art、physics、science、P.E.、music、Geography和history，共11门课程，故选D。 【39题详解】 细节理解题。根据表格内容可知，星期一的13:55-14:40和星期五的14:55-15:40各有一节音乐课，故选A。 【40题详解】 细节理解题。根据表格内容可知，除星期四有两节语文课外，周一、周二、周三和周五各有一节，共六节语文课，故选D。 41题详解】 细节理解题。根据周一的第一节“8:00-8:45 maths”可知，八点开始第一节课，故选A。 【42题详解】 推理判断题。根据Time栏“11:40-13:00 Lunch time”可知，早上的课程11:40结束，选项D“上午的课在12点结束”表述错误，故选D。 （B 篇） One morning, a hungry fox (狐狸) sees a duck. He thinks, “Great! This is my breakfast.” He comes up to the duck and says, “Good morning, Miss Duck. I know you can sing very well. Can you sing a song for me?” The duck is happy to hear that. She closes her eyes and begins to sing. The fox sees that and catches her in his mouth and takes her away. The farmers on the farm see the fox. They shout, “Look! Look! The fox is taking the duck away.” The duck says to the fox, “Mr Fox, do you hear? The people say you are taking their duck away. Tell them I am yours, not theirs.” The fox opens his mouth and says, “Miss Duck is mine, not yours.” Just then the duck runs away from the fox and flies into the river. 43. The fox wants the duck for ________. A. lunch B. dinner C. breakfast D. his friend 44. The fox asks the duck to ________. A. dance B. sing a song C. tell a story D. play with him 45. The underlined word “shout” means ________ in Chinese. A. 追赶 B. 想象 C. 喊叫 D. 责骂 46. Which of the following is TRUE? A. The fox and the duck meet in the afternoon. B. Miss Duck likes opening her eyes when she sings a song. C. There are some farmers on the farm. D. At last, the duck flies into a big tree. 47. The best title (标题) for the passage is ________. A. A nice fox B. A funny fox C. A hungry duck D. A clever duck 【答案】43. C 44. B 45. C 46. C 47. D 【解析】 【导语】本文是一则寓言故事，讲述了一只狐狸抓住了一只鸭子，并想吃了她，而这只鸭子通过自己的聪明才智，最终逃离了危险。 【43题详解】 细节理解题。根据“He thinks, ‘Great! This is my breakfast.’”可知，这只狐狸想把这只鸭当做早餐，故选C。 【44题详解】 细节理解题。根据“Good morning, Miss Duck. I know you can sing very well. Can you sing a song for me?”可知，狐狸要求这只鸭子唱歌给他听，故选B。 【45题详解】 词句猜测题。分析“They shout, ‘Look! Look! The fox is taking the duck away.’”可知，此处指农场上的农民在大喊，故选C。 【46题详解】 细节理解题。根据“The farmers on the farm see the fox.”可知，农场里有一些农民。故选C。 【47题详解】 最佳标题题。通读文章可知本文是一则寓言故事，讲述了一只狐狸抓住了一只鸭子，并想吃了她，而这只鸭子通过自己的聪明才智，最终逃离了危险。所以D选项“聪明的鸭子”符合主旨，故选D。 七、根据提示，结合自己的实际情况完成5个句子。（共 15 分） 回答以下介绍自己旅行计划的问题： 48. When are you going to travel? __________________________________________________________ 49. Where will you go? __________________________________________________________ 50. Why are you going to go there? __________________________________________________________ 51. What will you do there? __________________________________________________________ 52. …… （关于主题自己造句） __________________________________________________________ 【答案】48. I’m going to travel during the winter vacation. 49. I will go to Sanya. 50. Because I want to see the beautiful sea and beach. 51. I will swim in the sea and eat seafood. 52. —How will you go there? —I will go there by plane. 【解析】 【48题详解】 根据When可知，问句询问什么时候去旅行，主语为you，且问句含有be going to结构，所以用“I’m going to travel+时间状语.”进行回答。 【49题详解】 根据Where可知，问句询问要去哪里旅行，主语为you，且问句含有will，所以用“I will go to+地点.”进行回答。 【50题详解】 根据Why可知，问句询问去某个地方旅行的原因，用because进行回答，并写出那个地方吸引你的原因即可。 【51题详解】 根据What和do可知，问句询问你会在你要去的地方做什么，问句含有will，所以用“I will +具体的活动.”进行回答。 【52题详解】 可根据自己的实际情况写怎么去的、跟谁去的等问句，并写出答案，时态用一般将来时。 第1页/共1页 学科网（北京）股份有限公司 $