Unit 1 Art and artists 单元语法（结果状语从句）-2025-2026学年八年级英语下册单元语法词汇题型练习(沪教版五四学制)

Unit 1 Art and artists （时间：40分钟，满分：100分） 单元语法（结果状语从句 ） 一、单项选择(本大题共30小题，每小题2分，共60分) 1．—Do you often watch the show Who’s Still Standing? —Yes. It is ______ programme that many people are attracted. A．such a successful B．so successful C．such an awful D．so awful 【答案】A 【详解】句意：——你经常看《一站到底》这个节目吗？——是的，它是一个如此成功的节目，以至于吸引了很多人。 考查结果状语从句。such + a/an + 形容词 + 名词 + that…；so + 形容词/副词 + that…。根据“Yes.”和“many people are attracted”可知，节目是“成功的”，空格后是可数名词单数programme，应用such a successful，故选A。 2．The girl was ________ sad ________ she left the party without telling anyone. A．not; but B．too; to C．so; that D．such; that 【答案】C 【详解】句意：这个女孩如此伤心，以至于她没有告诉任何人就离开了聚会。 考查连词辨析。not...but不是……而是……；too...to太……而不能……；so...that如此……以至于……；such...that如此……以至于……。根据“The girl was...sad...she left the party without telling anyone.”可知，空格后“she left the party without...”是一个完整的句子，表示“她离开了聚会”这一结果，且空格前是形容词sad，因此应使用“so + 形容词 + that...”结构引导结果状语从句。故选C。 3． She is ________ kind ________ all her classmates like her. A．so; that B．such; that C．too; to D．enough; to 【答案】A 【详解】句意：她如此善良，以至于她所有的同学都喜欢她。 考查连词辨析。so...that...如此……以至于……；such...that...如此……以至于……；too...to...太……而不能……；enough...to...足够……可以……。根据句意，后句all her classmates like her是完整肯定的结果，且空格后为形容词kind，应用so +形容词/副词 + that...结构。故选A。 4．It’s ________ cold today that we have to wear thick coats. A．so B．such C．very D．too 【答案】A 【详解】句意：今天如此冷，以至于我们不得不穿上厚外套。 考查结果状语从句。so如此；such这样的；very非常；too太。根据“that we have to wear thick coats”可知，此处为“so+形容词/副词+that...”结构，表示“如此……以至于……”。故选A。 5．This is ________ interesting story that I want to read it again. A．such a B．so a C．such an D．so an 【答案】C 【详解】句意：这是一个如此有趣的故事，以至于我想再读一遍。 考查such和so的用法区别。such a/an + 形容词 + 可数名词单数，so + 形容词/副词。根据“interesting story”可知，interesting以元音音素开头，需用an，且结构为“such an + 形容词 + 可数名词单数”。故选C。 6．He was ________ tired ________ he fell asleep during the movie. A．so… that… B．such…that C．although… but… D．until… then… 【答案】A 【详解】句意：他如此累以至于在看电影时睡着了。 考查结果状语从句。so…that…如此……以至于……；such…that…如此……以至于……，such后接名词或名词短语；although…but…虽然……但是……，错误表达，although与but不能连用；until…then…直到……然后……，非固定搭配。根据“He was…tired…he fell asleep during the movie.”可知，前因“累”导致后果“睡着”，需用“如此……以至于……”结构，且tired是形容词，应用so…that…。故选A。 7．—I’m going to spend this summer holiday in Taiwan. —Oh, really?  Taiwan is ________ a beautiful island that a lot of people go to visit it every year. A．so B．too C．such D．much 【答案】C 【详解】句意：——我打算这个暑假去台湾度假。——哦，真的吗？台湾是如此美丽的一个岛屿，以至于每年都有很多人去参观。 考查结果状语从句。so如此；too太；such如此；much许多。题干中“a beautiful island”的中心词是单数可数名词“island”，其前有形容词“beautiful”修饰，应用“such+a/an+形容词+单数可数名词+that从句”结构，表示“如此……以至于……”。so后通常接形容词或副词，若修饰单数可数名词需用“so+形容词+a/an+名词+that从句”结构，但此处顺序为“a beautiful island”，不符合so的用法。故选C。 8．The city Nanchang is ________ popular ________ many people want to go there for a trip this year. A．so; that B．such; that C．too; to D．very; that 【答案】A 【详解】句意：南昌市如此受欢迎，以至于今年很多人都想去那里旅行。 考查结果状语从句。so ... that ...如此……以至于…… (so后接形容词或副词)；such ... that ...如此……以至于……(such后接名词)；too...to...太……而不能……；very...that...不是固定搭配。根据“The city Nanchang is … popular”可知，空格后是形容词popular，应用so ... that ...“如此……以至于……”结构。故选A。 9．The mouse was ______ big ______ everyone was scared when they saw it. A．so, that B．such, that C．so, as D．even, that 【答案】A 【详解】句意：这只老鼠如此大，以至于每个人看到它时都很害怕。 考查固定句型辨析。so ... that ...如此……以至于……；such ... that ...如此……以至于……；so ... as ...像……一样……；even ... that ...不是固定搭配。根据句意，空格后是形容词big，应用“so +形容词/副词+ that ...”结构，表示“如此……以至于……”。故选A。 10．— What do you think of the new rule about waste sorting in Nanjing? — It’s ________ important ________ everyone should follow it. A．too; to B．so; that C．enough; to D．such; that 【答案】B 【详解】句意：——你觉得南京关于垃圾分类的新规定怎么样？——它如此重要以至于每个人都应该遵守。 考查结果状语从句。too...to...太……而不能……；so...that...如此……以至于……；enough...to...足够……去做……；such...that...如此……以至于……。根据句意可知，因为这个规定“如此重要”，所以导致了“每个人都应该遵守它”这个结果，so后接形容词“important”，that后接完整句子“everyone should follow it”，完全符合so...that...的用法，应用“so...that...”结构引导结果状语从句。故选B。 11．The problem is ________ difficult ________ no one can solve it. A．so; that B．such; that C．too; to D．enough; to 【答案】A 【详解】句意：这个问题如此困难以至于没有人能解决它。 考查结果状语从句连词。so...that...如此……以至于……，结果状语从句连词，so修饰形容词/副词；such...that...如此……以至于……，结果状语从句连词，such修饰名词；too...to...太……而不能……，后接单词或短语；enough...to...足够……可以……，后接单词或短语。句中difficult是形容词，前面应用so修饰，构成“so+形容词+that...”句型，表示“如此困难以至于没人能解决”。故选A。 12．She spoke ________ quietly ________ no one could hear her words. A．such; that B．so; that C．too; to D．as; as 【答案】B 【详解】句意：她说话如此小声，以至于没有人能听到她的话。 考查“so…that…”结构。such; that后接名词短语；so; that如此……以至于，后接形容词或副词；too; to太……而不能；as; as和……一样。空格后是副词“quietly”，且后接“that”引导的结果状语从句，应用“so…that…”。故选B。 13．The boy is ________ young ________ he can’t go to school alone. A．so; that B．such; that C．too; to D．enough; to 【答案】A 【详解】句意：这个男孩太小了，以至于他不能独自去上学。 考查结果状语从句。so...that...如此……以至于……；such...that...如此……以至于……；too...to...太……而不能……；enough...to...足够……去做……。根据句意和结构，空格后是形容词“young”，且后接从句“he can’t go to school alone”，应使用“so+形容词+that+从句”结构，表示“如此……以至于……”。故选A。 14．She spoke _______ quietly _______ we could hardly hear her. A．so; that B．such; that C．too; to D．very; because 【答案】A 【详解】句意：她说话如此轻声，以至于我们几乎听不见她。 考查固定句型辨析。so...that...如此……以至于……；such...that...如此……以至于……；too...to...太……而不能……；very...because... 非常……因为……。根据题干可知，前一部分修饰副词“quietly”，需用“so”修饰副词，构成“so...that...”句型表示结果。故选A。 15．The movie was _______ boring _______ I fell asleep halfway through it. A．too; to B．so; that C．such; that D．very; that 【答案】B 【详解】句意：这部电影如此无聊，以至于我看到一半就睡着了。 考查so…that引导的结果状语从句。too…to…太……而不能……；so…that…如此……以至于……（so修饰副词/形容词）；such…that…如此……以至于……（such后接名词或名词短语）；very…that…无此固定搭配。根据“The movie was…boring…I fell asleep halfway through it.”以及选项可知，第一空后为boring，此处指“这部电影如此无聊，以至于我看到一半就睡着了”，应用“so + 形容词/副词 + that...”结构。故选B。 16．The problem is ________ difficult that ________ students can solve it. A．so; a few B．such; little C．so; few D．so; a little 【答案】C 【详解】句意：这个问题如此困难，以至于几乎没有学生能解决它。 考查固定搭配和代词辨析。so如此；such如此。few几乎没有/很少，修饰可数名词；a few一些，修饰可数名词；little几乎没有/很少，修饰不可数名词；a little一点，修饰不可数名词。第一空，因“difficult”是形容词，应用“so...that...”结构（such用于修饰名词）；第二空，“students”为可数名词复数，且句意表示“几乎没有学生能解决”，需用表示否定含义的“few”。故选C。 17．It was ________ a cold day that we stayed at home all day. A．so B．such C．very D．too 【答案】B 【详解】句意：天气是如此寒冷，以至于我们整天都待在家里。 考查so...that与such...that的用法区别。so如此；such这样的；very非常；too太。题干中“a cold day”是“不定冠词+形容词+名词”结构，应用such修饰名词短语“a cold day”，构成“such...that”句型，表示“如此……以至于……”。故选B。 18．—Did you understand what the teacher said? —No. She spoke ________ fast ________ I couldn’t hear her very clearly. A．too; to B．so; with C．so; that D．too; that 【答案】C 【详解】句意：——你明白老师说的话了吗？——不。她说得太快了，以至于我听不清楚。 考查so…that…引导结果状语从句。too；to“太……而不能”，后接动词原形，但此处后接句子，故不正确；so；with中with是介词，不能引导从句；too…that…不是标准结构。故选C。 19．He is ________ friendly boy ________ everybody likes him. A．such; as B．so; that C．such a; that D．so a; that 【答案】C 【详解】句意：他是一个如此友好的男孩，以至于大家都喜欢他。 考查结果状语从句。根据“He is...friendly boy...everybody likes him.”可知，此处是结果状语从句，表示他是一个如此友好的男孩，以至于大家都喜欢他。中心词boy是可数名词单数，且被形容词friendly修饰，故此处为“such+a/an+形容词+名词+that从句”。故选C。 20．The story of Chang’e is ________ touching ________ many people love it. A．so; that B．such; that C．too; to D．enough; to 【答案】A 【详解】句意：嫦娥的故事是如此的感人以至于许多人都喜欢它。 考查so...that...结果状语从句。so...that如此……以至于；such...that如此……以至于；too...to太……而不能……；enough...to...足够……。“touching”是形容词，such后接名词，选项B排除，enough修饰形容词，形容词在enough的前面，选项D排除。结合语境，此处表示嫦娥的故事如此感人以至于许多人喜欢。故选A。 21．He is ________ sleepy ________ he can’t keep his eyes open. A．too; to B．such; that C．so; that D．enough; to 【答案】C 【详解】句意：他困得睁不开眼。 考查状语从句。too…to…太……而不能……；such…that…如此……以至于……(such修饰名词)；so…that…如此……以至于……(so修饰形容词/副词)；enough…to…足够……以做某事。根据“he can’t keep his eyes open”可知，此处表示如此困倦以至于睁不开眼睛，sleepy为形容词，用so…that…引导结果状语从句。故选C。 22．— Dad, this desk is ________ heavy ________ I can’t move it. — Don’t worry. I will help you. A．too; to B．so; that C．too; that D．so; to 【答案】B 【详解】句意：——爸爸，这张桌子是如此地重以致于我搬不动它。——不要担心，我来帮你。 考查结果状语从句。too...to太而不能，后接动词原形；so...that如此……以致于，后接句子；too...that不在一起使用，搭配错误；so...to不一起使用，搭配错误。根据“I can’t move it”为一个完整的句子，所以应用so...that。故选B。 23．I was ________ tired ________ I couldn’t finish the work on time. A．too; to B．not; enough C．so; that D．so; as 【答案】C 【详解】句意：我太累了，以至于没能按时完成工作。 考查结果状语从句。too...to...太……而不能……，to为不定式符号；not...enough...不够……以至于不能……；so...that...如此……以至于……；so...as...像……一样。第二空后“I couldn’t finish the work on time”为句子，应用so...that...引导结果状语从句，表示“如此累以至于不能按时完成工作”。故选C。 24．This movie is ________ wonderful ________ I want to watch it again. A．so; that B．such; that C．too; to D．as; as 【答案】A 【详解】句意：这部电影太精彩了，我想再看一遍。 考查结果状语从句。so + 形容词/副词 + that 如此……以致……；such + 名词 + that 如此……以致……；too ... to太……而不能……；as ... as 和……一样……。第二空后是句子，排除CD；第一空后是形容词，排除B。故选A。 25．The book was written in ________ easy English ________ even middle school students could understand it. A．so; that B．such; that C．too; to D．enough; to 【答案】B 【详解】句意：这本书是用很简单的英语写的以至于甚至中学生都能看懂它。 考查结果状语从句。so ... that如此……以至于，so修饰形容词，that后跟从句；such ... that如此……以至于，such修饰名词，that后跟从句；too ... to太……而不能，too修饰形容词，to后用动词原形；enough前是形容词，to后用动词原形。easy是形容词修饰名词English，所以用such，后面是句子所以用that，故选B。 26．AI is ________ helpful ________ it makes waste sorting become easier in China. A．so; that B．such; that C．too; to D．not; until 【答案】A 【详解】句意：人工智能非常有用，以至于它使中国的垃圾分类变得更容易。 考查结果状语从句。so+形容词+that从句，“如此……以至于……”；such+a/an+形容词+名词单数+that从句，“如此……以至于……”；too+形容词/副词+to do sth. “太……而不能”；not…until… “直到……才……”。“it makes waste sorting become easier in China”是空前“AI很有用”带来的结果，且第一空后是形容词helpful，第二空后是句子，所以用so...that...引导结果状语从句。故选A。 27．The girl is ________ nice a girl ________ we all want to help her. A．such; that B．so; that C．too; to D．enough; to 【答案】B 【详解】句意：这个女孩是一个那么好的女孩，以至于我们都想帮助她。 考查结果状语从句。such…that如此……以至于……；so…that如此……以至于……；too…to do sth.太……而不能……；enough…to do sth.足够去做。由“The girl is…nice a girl…we all want to help her”可知，句子是结果状语从句，排除C和D；又因为“such+a/an+形容词+可数名词单数”是固定用法，so后跟形容词或副词。故选B。 28．Qinling Four Treasures are ________ lovely ________ all of us like them. A．too; to B．enough; to C．as; as D．so; that 【答案】D 【详解】句意：秦岭四宝如此可爱以至于我们所有人都喜欢它们。 考查结果状语从句。too ... to太……而不能；enough ... to足够……；as ... as像……一样；so ... that如此……以至于……。分析可知，此处应是指秦岭四宝很可爱了，大家都很喜欢它们，所以应用so ... that来引导结果状语从句。故选D。 29．The four great classical Chinese novels are of ______ lasting value that they are still popular now. A．so B．so a C．such D．such a 【答案】C 【详解】句意：中国四大古典小说有着悠久的历史价值，至今仍很受欢迎。 考查so和such的用法。so修饰形容词或副词；such修饰名词。value是不可数名词，此处应用结构“such+形容词+不可数名词+that+从句”，lasting value意为“持久的价值”，故选C。 30．It was ________ touching story ________ they all cried along with it. A．so a, that B．such a, that C．so, that D．such, that 【答案】B 【详解】句意：那是一个如此感人的故事，以至于他们都跟着哭了。 考查such ... that的用法。so后接形容词或副词，而第一空后是名词story，故排除AC；根据“It was ... touching story”可知，此处是句型such a/an+形容词+名词单数+that从句“如此……以至于……”，选项B符合。故选B。 二、完成句子(本大题共10小题，每小题4分，共40分) 31．The old man was so weak that he couldn’t climb the stairs without help. (保持句意基本不变) The old man wasn’t to climb the stairs without help. 【答案】 strong enough 【详解】句意：这个老人如此虚弱以至于在没有帮助的情况下不能爬楼梯。根据题干可知，缺少的信息“如此虚弱以至于……”，not strong enough意为“不够强壮”。本题可以用strong enough来表达。故填strong；enough。 32．She studied too late to think clearly. （同义句转换） She studied late she couldn’t think clearly. 【答案】 so that 【详解】句意：她学习太晚，想不清楚。too…to…“太……而不能……”，可替换为so…that…“如此……以至于……”引导的结果状语从句。故填so；that。 33．The road wasn’t wide enough for the bus to pass. （保持原句意思基本不变） The road was narrow the bus could not pass. 【答案】 so that 【详解】句意：这条路不够宽，公共汽车无法通过。原句中的“not...enough to do sth”相当于“so...that+否定句”意思是“如此……以至于不能……”。 故填so；that。 34．They were too tired to walk on. (保持句意不变) They were tired they couldn’t walk on. 【答案】 so that 【详解】句意：他们太累了，走不动了。原句中含too…to…结构，也可以转换为so…that…“如此……以致于……”，用so…that引导结果状语从句。故填so；that。 35．Lucy is clever enough to work out the problem by herself. (改为同义句) Lucy is clever she can work out the problem by herself. 【答案】 so that 【详解】句意：露西足够聪明，可以自己解决这个问题。根据题干可知，此处表示“露西是如此的聪明以至于她能自己解决这个问题”，第一空后是形容词，第二空是完整句子，所以可以用so...that“如此……以至于”引导结果状语从句。故填so；that。 36．The music in the bar was very noisy. I couldn’t stay any longer. (合并为一句) The music in the bar was noisy I couldn’t stay any longer. 【答案】 so that 【详解】句意：酒吧里的音乐很吵。我不能再待下去了。根据原来两句话的意思可知，这里可以用so…that…句式将两句话合并为一句，意为“如此……以至于”，so后修饰形容词或副词，that后跟结果状语从句。故填so；that。 37．He got up too late to catch the early bus.  (保持句意基本不变) He got up late that he the early bus. 【答案】 so missed 【详解】句意：他起得太晚了，没赶上早班车。根据“too...to...”可知， 可以与“so/such...that...”互换， 结合late，第一空用so；miss“错过”，原句是一般过去时，此处用过去式，missed符合句意。故填so；missed。 38．the driver, it, rained, so heavily, anything, couldn’t, clearly, see, that（连词成句） . 【答案】It rained so heavily that the driver couldn’t see anything clearly 【详解】根据标点可知，该句为陈述句。分析所给单词，该句为so…that引导的结果状语从句；it作主句主语，rained作谓语，so heavily作状语，表示程度；that后接结果状语从句；the driver作从句主语，couldn’t see作谓语，anything作宾语，clearly作状语。故填It rained so heavily that the driver couldn’t see anything clearly“雨下得很大，司机什么也看不清楚”。 39．Bing Dwen Dwen is popular. It is really hard to get one.（合并两句为一句） Bing Dwen Dwen is popular it is really hard to get one. 【答案】 so that 【详解】句意：冰墩墩很受欢迎。真的很难买到。根据句意以及语境可知，将两个句子合并起来可以用so+adj/adv+that引导的结果状语从句。根据“Bing Dwen Dwen is…popular…it is really hard to get one.”可知，本句中的“popular”受欢迎的，是形容词，它的前面需填so，其后需填that。故填so；that。 40．I can’t, so young, drive a car, that, I am（连词成句） . 【答案】I am so young that I can’t drive a car 【详解】根据所给标点提示可知该句为陈述句。分析所给单词，I am作主句的主语和谓语；so young作表语，放在系动词am后；that引导结果状语从句；I can’t作从句的主语谓语，can’t后接动词短语原形drive a car。故填I am so young that I can’t drive a car“我太年轻了，还不能开车”。 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $ Unit 1 Art and artists （时间：40分钟，满分：100分） 单元语法（结果状语从句 ） 一、单项选择(本大题共30小题，每小题2分，共60分) 1．—Do you often watch the show Who’s Still Standing? —Yes. It is ______ programme that many people are attracted. A．such a successful B．so successful C．such an awful D．so awful 2．The girl was ________ sad ________ she left the party without telling anyone. A．not; but B．too; to C．so; that D．such; that 3． She is ________ kind ________ all her classmates like her. A．so; that B．such; that C．too; to D．enough; to 4．It’s ________ cold today that we have to wear thick coats. A．so B．such C．very D．too 5．This is ________ interesting story that I want to read it again. A．such a B．so a C．such an D．so an 6．He was ________ tired ________ he fell asleep during the movie. A．so… that… B．such…that C．although… but… D．until… then… 7．—I’m going to spend this summer holiday in Taiwan. —Oh, really?  Taiwan is ________ a beautiful island that a lot of people go to visit it every year. A．so B．too C．such D．much 8．The city Nanchang is ________ popular ________ many people want to go there for a trip this year. A．so; that B．such; that C．too; to D．very; that 9．The mouse was ______ big ______ everyone was scared when they saw it. A．so, that B．such, that C．so, as D．even, that 10．— What do you think of the new rule about waste sorting in Nanjing? — It’s ________ important ________ everyone should follow it. A．too; to B．so; that C．enough; to D．such; that 11．The problem is ________ difficult ________ no one can solve it. A．so; that B．such; that C．too; to D．enough; to 12．She spoke ________ quietly ________ no one could hear her words. A．such; that B．so; that C．too; to D．as; as 13．The boy is ________ young ________ he can’t go to school alone. A．so; that B．such; that C．too; to D．enough; to 14．She spoke _______ quietly _______ we could hardly hear her. A．so; that B．such; that C．too; to D．very; because 15．The movie was _______ boring _______ I fell asleep halfway through it. A．too; to B．so; that C．such; that D．very; that 16．The problem is ________ difficult that ________ students can solve it. A．so; a few B．such; little C．so; few D．so; a little 17．It was ________ a cold day that we stayed at home all day. A．so B．such C．very D．too 18．—Did you understand what the teacher said? —No. She spoke ________ fast ________ I couldn’t hear her very clearly. A．too; to B．so; with C．so; that D．too; that 19．He is ________ friendly boy ________ everybody likes him. A．such; as B．so; that C．such a; that D．so a; that 20．The story of Chang’e is ________ touching ________ many people love it. A．so; that B．such; that C．too; to D．enough; to 21．He is ________ sleepy ________ he can’t keep his eyes open. A．too; to B．such; that C．so; that D．enough; to 22．— Dad, this desk is ________ heavy ________ I can’t move it. — Don’t worry. I will help you. A．too; to B．so; that C．too; that D．so; to 23．I was ________ tired ________ I couldn’t finish the work on time. A．too; to B．not; enough C．so; that D．so; as 24．This movie is ________ wonderful ________ I want to watch it again. A．so; that B．such; that C．too; to D．as; as 25．The book was written in ________ easy English ________ even middle school students could understand it. A．so; that B．such; that C．too; to D．enough; to 26．AI is ________ helpful ________ it makes waste sorting become easier in China. A．so; that B．such; that C．too; to D．not; until 27．The girl is ________ nice a girl ________ we all want to help her. A．such; that B．so; that C．too; to D．enough; to 28．Qinling Four Treasures are ________ lovely ________ all of us like them. A．too; to B．enough; to C．as; as D．so; that 29．The four great classical Chinese novels are of ______ lasting value that they are still popular now. A．so B．so a C．such D．such a 30．It was ________ touching story ________ they all cried along with it. A．so a, that B．such a, that C．so, that D．such, that 二、完成句子(本大题共10小题，每小题4分，共40分) 31．The old man was so weak that he couldn’t climb the stairs without help. (保持句意基本不变) The old man wasn’t to climb the stairs without help. 32．She studied too late to think clearly. （同义句转换） She studied late she couldn’t think clearly. 33．The road wasn’t wide enough for the bus to pass. （保持原句意思基本不变） The road was narrow the bus could not pass. 34．They were too tired to walk on. (保持句意不变) They were tired they couldn’t walk on. 35．Lucy is clever enough to work out the problem by herself. (改为同义句) Lucy is clever she can work out the problem by herself. 36．The music in the bar was very noisy. I couldn’t stay any longer. (合并为一句) The music in the bar was noisy I couldn’t stay any longer. 37．He got up too late to catch the early bus.  (保持句意基本不变) He got up late that he the early bus. 38．the driver, it, rained, so heavily, anything, couldn’t, clearly, see, that（连词成句） . 39．Bing Dwen Dwen is popular. It is really hard to get one.（合并两句为一句） Bing Dwen Dwen is popular it is really hard to get one. 40．I can’t, so young, drive a car, that, I am（连词成句） . 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $