Unit 1 My Dream Job 语法Grammar 一般将来时和名词构词法-2025-2026学年八年级英语上册单元语法精讲精练（仁爱科普版2024）

班级 姓名 学号 分数 Unit 1 My Dream Job 一般将来时和名词构词法 （时间：60分钟，满分：100分） 一般将来时：将来某个时间要发生的动作或者存在的状态，常与一些表示将来的时间的状语连用。 1.基本结构：一般由“助动词will+动词原形”或者“be going to +动词原形”构成。 2.注意：will是助动词，不能独立使用,否定形式是will not，缩写为 won’t. 3.时间状语：tomorrow，next time/week ，in a month/week,from now on ,soon. 4.基本句型： （1） 肯定句：主语+will/be going to +动词原形+其他 如：He will come here at once. （2） 否定句：主语+won’t/be not going to +动词原形+其他 如：He will not go to Shenzhen. （3） 一般疑问句：Will+主语+动词原形+其他？ Be（am，are，is）+主语+动词原形+其他？ 如：Will you help me with my English? Are you going to Happy Valley of Shenzhen? (4)特殊疑问句：疑问词+一般疑问句？ What will the students have for breakfast？ 5. will 和be going to 的区别： （1）will ：与主观意图无关的将来，表示必然要发生的客观规律。 如：The flowers will come out in a few days. （2）be going to：一般表示计划、打算或准备要做的事情，和有迹象将发生或肯定要发生的事情。 如：Look! It’s going to rain. 一、单项选择(本大题共30小题，每小题2分，共60分) 1．Which of the following words can be added the suffix “-ist” to ________ form a noun? A．dance B．win C．visit D．piano 2．The word “actor” has a suffix. Which of the following also has a suffix? A．soccer B．reporter C．fever D．cheer 3．We can add the suffix “er” to the following words to form a new word EXCEPT ________. A．report B．visit C．paint D．speak 4．Which of the following words can NOT be added the suffix “-ion” to form nouns (名词)? A．act B．meet C．collect D．protect 5．Which word can’t we add “or” to form a noun for a person? A．invent B．visit C．direct D．paint 6．Which of the following words can’t add -ion to form a noun? A．protect B．paint C．celebrate D．collect 7．There ________ some important meetings this coming weekend. A．are going to have B．are going to be C．is going to be 8．Where ________ you go travelling in the coming summer holiday? A．did B．do C．will D．does 9．There ________ a meeting this evening. A．will be going to B．will going to C．is going to be D．will have 10．There ________ a basketball match on CCTV-5 tonight. A．will have B．is going to have C．will going to be D．is going to be 11．—These English words are so hard to remember! —Don’t worry! I ________ them with you after class. A．practise B．am practising C．practised D．will practise 12．Mr Green is busy now. He________to you later. A．is talking B．talks C．talked D．will talk 13．Try to read every day, and you ________ a big difference. A．makes B．made C．are making D．will make 14．—Why are you so busy these days? —Because there ________ a fashion show. We’re preparing for it now. A．is going to have B．are going to be C．is going to be D．will have 15．—Your cousin hopes you ________ to her fashion show tomorrow.             —All right! A．to come B．will come C．is going to come D．comes 16．—________ he ________ his uncle up at the Shuofang Airport this afternoon? —Yes, he is. A．Will; pick B．Does; pick C．Is; going to pick D．Are; going to pick 17．—Where is Alice? The film will begin soon. —Don’t worry. I ________ her to find out what’s wrong. A．called B．call C．is going to call D．will call 18．The new science lab in our school ________ next month, according to the headmaster. A．opens B．opened C．has opened D．will open 19．— What are you going to do this afternoon? — I ________ my homework. A．am going to do B．do C．did D．am doing 20．Chinese food________ more and more popular in the future. A．will become B．become C．became 21．Amy is ________ tomorrow afternoon. A．go to swim B．swimming C．going to swim 22．—I think he ________ finish doing the work on time. —I think so. A．will be B．will be able to C．will can 23．He will ________ birthday cards for his friends on their birthday. A．draws B．draw C．drawing 24．If I see an old lady standing on the bus, I ________ her my seat. A．gave B．am giving C．will give 25．I ________ Hainan History Museum this summer holiday. A．visited B．visit C．will visit 26．—What’s your plan for the coming Labour Day holiday? —I ________ a boat trip along the Yangtze River with my parents. A．will take B．took C．takes D．was taking 27．Tomorrow is my grandma’s birthday. We ________a big birthday party for her. A．held B．are holding C．holds D．will hold 28．—I’m nervous about the coming Maths test. —Take it easy. I’m sure you ________ it. A．pass B．passed C．will pass D．are passing 29．The radio says there ______ a football match this weekend. A．is going to be B．is going to have C．will have 30．Look! The sky is getting dark. I think it ________ soon. A．rains B．is raining C．is going to rain D．rained 二、单词拼写(本大题共20小题，每小题2分，共40分) 31．I can see you’re busy, so I (not stay) long. 32．Who (lead) you to the museum tomorrow? 33．There’s no salt for dinner. I (buy) some later. 34．Work hard, and you (make) much progress in learning English. 35．This term (be) over and the summer holiday is coming in two months. 36．I (watch) a movie with my friend tomorrow. 37．—The school computers don’t work. The IT team are checking them at the moment. —I hope they (fix) them, soon. 38．Walk along the road and you (find) the hotel on your right. 39．—Is your father (play) basketball with you this Sunday morning?   —No, he isn’t. 40．Mr Smith (give) a talk next Monday. 41．It’s raining hard. We have to stay at home. The rain (stop) soon, I think. 42．My aunt is in the UK on business. He (come) back in two days. 43．There (be) a meeting tomorrow. 44．He (have) a picnic with his friends next Sunday. 45．My family (visit) Sydney next month. 46．They (test) the new software tomorrow. 47．Next year, I’m going (eat) healthier food than before. 48．To be a , you must work really hard from now on. (law) 49．Tom likes watching movies very much. He wants to be an (act). 50．Walk in the (direct) of the railway station. You will find the bookstore. 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 $$ 班级 姓名 学号 分数 Unit 1 My Dream Job 一般将来时和名词构词法 （时间：60分钟，满分：100分） 一般将来时：将来某个时间要发生的动作或者存在的状态，常与一些表示将来的时间的状语连用。 1.基本结构：一般由“助动词will+动词原形”或者“be going to +动词原形”构成。 2.注意：will是助动词，不能独立使用,否定形式是will not，缩写为 won’t. 3.时间状语：tomorrow，next time/week ，in a month/week,from now on ,soon. 4.基本句型： （1） 肯定句：主语+will/be going to +动词原形+其他 如：He will come here at once. （2） 否定句：主语+won’t/be not going to +动词原形+其他 如：He will not go to Shenzhen. （3） 一般疑问句：Will+主语+动词原形+其他？ Be（am，are，is）+主语+动词原形+其他？ 如：Will you help me with my English? Are you going to Happy Valley of Shenzhen? (4)特殊疑问句：疑问词+一般疑问句？ What will the students have for breakfast？ 5. will 和be going to 的区别： （1）will ：与主观意图无关的将来，表示必然要发生的客观规律。 如：The flowers will come out in a few days. （2）be going to：一般表示计划、打算或准备要做的事情，和有迹象将发生或肯定要发生的事情。 如：Look! It’s going to rain. 一、单项选择(本大题共30小题，每小题2分，共60分) 1．Which of the following words can be added the suffix “-ist” to ________ form a noun? A．dance B．win C．visit D．piano 【答案】D 【详解】句意：下列哪一个单词我们可以加后缀“-ist”变为名词？ 考查单词派生。dance跳舞，后面加r构成名词dancer“舞者”；win赢，获胜，后面加ner构成名词winner“获胜者，赢家”；visit参观，拜访，后面加or构成名词visitor“参观者”；piano“钢琴”，去o加ist构成名词pianist“钢琴家”。故选D。 2．The word “actor” has a suffix. Which of the following also has a suffix? A．soccer B．reporter C．fever D．cheer 【答案】B 【详解】句意：“actor”这个词有一个后缀。下面哪个选项也有后缀？ 考查构词法。soccer足球，无后缀；reporter记者，-er是后缀；fever发烧，无后缀；cheer欢呼，无后缀。故选B。 3．We can add the suffix “er” to the following words to form a new word EXCEPT ________. A．report B．visit C．paint D．speak 【答案】B 【详解】句意：除了visit，我们可以在下面的单词上加上后缀“er”形成一个新词。 考查动词的名词形式。report报道；visit参观；paint用颜料画；speak发言。根据题干可知，此处是让在单词中加上后缀“er”，使之成为新的单词，report—reporter“记者”，名词，paint—painter“画家”，名词，speak—speaker“演讲者”，名词，visit不能加er，应在其后加“or”变为新单词，即visit—visitor“游客”，故此处是除了visit以外。故选B。 4．Which of the following words can NOT be added the suffix “-ion” to form nouns (名词)? A．act B．meet C．collect D．protect 【答案】B 【详解】句意：下列哪个词不能加后缀“-ion”来构成名词？   考查构词法。act行动，加后缀ion构成名词action行动；meet遇见，不能加后缀ion构成名词；collect收集，加后缀ion构成名词collection收集；protect保护，加后缀ion构成名词protection保护。故选B。 5．Which word can’t we add “or” to form a noun for a person? A．invent B．visit C．direct D．paint 【答案】D 【详解】句意：哪个词不能加“or”来构成一个人的名词？ 考查构词法。invent发明；visit拜访；direct指示；paint描绘。因为inventor表示发明者；visitor表示参观者；director主管；而paint后加er表示画家，不是加or。故选D。 6．Which of the following words can’t add -ion to form a noun? A．protect B．paint C．celebrate D．collect 【答案】B 【详解】句意：以下哪个单词不能加-ion形成名词？ 考查构词法。protect保护，protection保护；paint用颜料画，painting绘画；celebrate庆祝，celebration庆祝；collect收集，collection收集。paint的名词形式为painting，B项符合。故选B。 7．There ________ some important meetings this coming weekend. A．are going to have B．are going to be C．is going to be 【答案】B 【详解】句意：这个周末将有一些重要的会议。 考查There be的一般将来时。分析句子可知，句子是There be句型，不和have连用，排除A选项；再由“meetings”可知，be动词用are。故选B。 8．Where ________ you go travelling in the coming summer holiday? A．did B．do C．will D．does 【答案】C 【详解】句意：即将到来的暑假你打算去哪里旅行？ 考查一般将来时。根据“in the coming summer holiday”可知，该句询问的是将来的计划，需用一般将来时 “will + 动词原形” 的结构。故选C。 9．There ________ a meeting this evening. A．will be going to B．will going to C．is going to be D．will have 【答案】C 【详解】句意：今晚将有一个会议。 考查there be句型的一般将来时。根据“There ... a meeting this evening”可知，句子是there be句型的将来时，其结构为there will be或there is going to be。故选C。 10．There ________ a basketball match on CCTV-5 tonight. A．will have B．is going to have C．will going to be D．is going to be 【答案】D 【详解】句意：今晚CCTV-5将有一场篮球比赛。 考查there be句型的将来时表达。根据“tonight”可知本句是there be的一般将来时结构，表示“将有”，结合主语“a basketball match”是单数，可知结构应该为：there will be/there is going to be。故选D。 11．—These English words are so hard to remember! —Don’t worry! I ________ them with you after class. A．practise B．am practising C．practised D．will practise 【答案】D 【详解】句意：——这些英语单词太难记住了！——别担心！下课后我会和你一起练习。 考查一般将来时。practise练习，一般现在时；am practising正在练习，现在进行时；practised练习，一般过去时；will practise将会练习，一般将来时。根据“after class”可知，下课后是以后的时间，用一般将来时。故选D。 12．Mr Green is busy now. He________to you later. A．is talking B．talks C．talked D．will talk 【答案】D 【详解】句意：格林先生现在很忙。他稍后和你谈。 考查动词时态。根据“Mr Green is busy now.”和“later”可知，格林先生现在很忙，稍后谈。“later”表示将来的时间，所以句子要用一般将来时“will + 动词原形”，故选D。 13．Try to read every day, and you ________ a big difference. A．makes B．made C．are making D．will make 【答案】D 【详解】句意：尝试每天读一点，你将会取得很大的进步。 考查时态。makes一般现在时；made过去式；are making现在进行时；will make一般将来时。根据“Try to read every day, and you...a big difference.”可知，本句是“祈使句+and+陈述句”结构，and后的句子常用一般将来时，表示“将会……”。因此，此处应该用一般将来时，即will make。故选D。 14．—Why are you so busy these days? —Because there ________ a fashion show. We’re preparing for it now. A．is going to have B．are going to be C．is going to be D．will have 【答案】C 【详解】句意：——为什么你最近这么忙？——因为即将有一场时装秀。我们现在正在准备。 考查there be句型的一般将来时和主谓一致。此句为there be句型。根据“a fashion show”和“We’re preparing for it now”可知，此句时态为一般将来时，结构为there is going to be或there will be。排除选项A和D。主语为“a fashion show”，be动词用is。故选C。 15．—Your cousin hopes you ________ to her fashion show tomorrow.             —All right! A．to come B．will come C．is going to come D．comes 【答案】B 【详解】句意：——你表姐希望明天你能来参加她的时装秀。——好的！ 考查一般将来时和主谓一致。此句为宾语从句，时态遵循“主现从不限”。根据“tomorrow”可知，从句时态为一般将来时，结构为am/is/are going to do或will do。排除选项A和D。主语为“you”，be动词用are。故选B。 16．—________ he ________ his uncle up at the Shuofang Airport this afternoon? —Yes, he is. A．Will; pick B．Does; pick C．Is; going to pick D．Are; going to pick 【答案】C 【详解】句意：——今天下午他要去硕坊机场接他叔叔吗？——是的，他是。 考查一般疑问句和动词时态。根据“this afternoon”可知，本句时态为一般将来时，结合“Yes, he is.”可知表示计划将要做的事情要用be going to do，主语he为单数第三人称，be动词要用is，故选C。 17．—Where is Alice? The film will begin soon. —Don’t worry. I ________ her to find out what’s wrong. A．called B．call C．is going to call D．will call 【答案】D 【详解】句意：——爱丽丝在哪里？这部电影即将开始。——不用担心。我会打电话给她，找出问题所在。 考查时态。根据“her to find out what’s wrong”可知打电话的行为还没有发生，应用一般将来时will do/be going to do，主语是I，be动词用am。故选D。 18．The new science lab in our school ________ next month, according to the headmaster. A．opens B．opened C．has opened D．will open 【答案】D 【详解】句意：根据校长所说，我们学校的新科学实验室下个月开放。 考查一般将来时态。根据“next month”可知，事情发生在将来，用一般将来时态，其结构是“will/shall + do”。故选D。 19．— What are you going to do this afternoon? — I ________ my homework. A．am going to do B．do C．did D．am doing 【答案】A 【详解】句意：——你今天下午打算做什么？——我打算写作业。 考查一般将来时态。am going to do将要做，一般将来时；do做，一般现在时；did做，一般过去时；am doing现在进行时。根据“this afternoon”和“are...going to”可知，句子是一般将来时态，回答要用“be going to do”的结构表将来。故选A。 20．Chinese food________ more and more popular in the future. A．will become B．become C．became 【答案】A 【详解】句意：中国菜在未来会越来越受欢迎。 考查时态。根据题干中“in the future”可知，句子描述将来发生的动作或状态，为一般将来时，需用“will + 动词原形”结构。故选A。 21．Amy is ________ tomorrow afternoon. A．go to swim B．swimming C．going to swim 【答案】C 【详解】句意：艾米打算明天下午去游泳。 考查一般将来时。由“tomorrow afternoon”可知，句子应用一般将来时，其结构为：主语+be going to+动词原形。故选C。 22．—I think he ________ finish doing the work on time. —I think so. A．will be B．will be able to C．will can 【答案】B 【详解】句意：——我认为他能按时完成这项工作。——我想是的。 考查be able to的用法。根据“finish doing the work on time.”可知，此处指“能力”，be able to“能”，其将来时形式是will be able to；can“能”，不和will连用，故选B。 23．He will ________ birthday cards for his friends on their birthday. A．draws B．draw C．drawing 【答案】B 【详解】句意：他会在朋友生日时为他们画生日贺卡。 考查一般将来时。draws动词三单；draw动词原形；drawing现在分词或动名词形式。根据“He will...”可知，句子的时态为一般将来时，其结构为will+动词原形。故选B。 24．If I see an old lady standing on the bus, I ________ her my seat. A．gave B．am giving C．will give 【答案】C 【详解】句意：如果我看到一位老太太站在公交车上，我会把座位让给她。 考查if引导的条件状语从句。gave一般过去时；am giving现在进行时；will give一般将来时。根据“If I see an old lady standing on the bus, I...her my seat.”可知，此处为if引导的条件状语从句，遵循“主将从现”的原则，空处所在的句子为主句，用一般将来时。故选C。 25．I ________ Hainan History Museum this summer holiday. A．visited B．visit C．will visit 【答案】C 【详解】句意：今年暑假我将参观海南历史博物馆。 考查动词时态。visited参观，过去式；visit参观，动词原形；will visit将参观，一般将来时。根据“this summer holiday”可知，表示将来的时间，应用一般将来时，结构“will+动词原形”，表示将来某个时间要发生的动作。故选C。 26．—What’s your plan for the coming Labour Day holiday? —I ________ a boat trip along the Yangtze River with my parents. A．will take B．took C．takes D．was taking 【答案】A 【详解】句意：——对于即将到来的劳动节假期你的计划是什么？——我将同父母一起乘船游览长江。 考查动词的时态。根据“the coming Labour Day holiday”可知，此句表述将来要发生的事，用一般将来时，will+动词原形，故选A。 27．Tomorrow is my grandma’s birthday. We ________a big birthday party for her. A．held B．are holding C．holds D．will hold 【答案】D 【详解】句意：明天是我奶奶的生日。我们将为她举办一个盛大的生日派对。 考查一般将来时。held举办，过去式；are holding正在举办，现在进行时；holds举办，三单；will hold将举办，将来时。根据“Tomorrow”可知用将来时，用will hold符合。故选D。 28．—I’m nervous about the coming Maths test. —Take it easy. I’m sure you ________ it. A．pass B．passed C．will pass D．are passing 【答案】C 【详解】句意：——我对即将到来的数学考试感到紧张。——放轻松，我相信你会通过的。 考查动词时态。根据“the coming Maths test.”可知，是确信对方会通过即将到来的数学考试，表示将来发生的事情，用一般将来时will do。故选C。 29．The radio says there ______ a football match this weekend. A．is going to be B．is going to have C．will have 【答案】A 【详解】句意：广播说这个周末将有一场足球比赛。 考查there be句型的一般将来时。分析句子结构可知，该句为there be句型，表示“有”，不存在there have/has的表达形式，故可排除B、C选项；再结合时间状语“this weekend（这个周末）”可知，句子时态应为一般将来时，there be句型的一般将来时结构为“there is/are going to be”或“there will be”，主语为a football match，be动词用is，故选A。 30．Look! The sky is getting dark. I think it ________ soon. A．rains B．is raining C．is going to rain D．rained 【答案】C 【详解】句意：看！天空变暗了。我觉得快要下雨了。 考查一般将来时。rains下雨（一般现在时）；is raining正在下雨（现在进行时）；is going to rain将要下雨（将来时）；rained下雨（过去时）。根据“The sky is getting dark”可知，此处表示根据迹象推测即将发生的事，用be going to符合语境。故选C。 二、单词拼写(本大题共20小题，每小题2分，共40分) 31．I can see you’re busy, so I (not stay) long. 【答案】won’t stay 【详解】句意：我看得出你很忙，所以我不会待太久。根据“I can see you’re busy, so I...(not stay) long.”可知，你很忙，因此“我”不会待太久，表示未来的动作，用一般将来时“will do”，will not可缩写为won’t。故填won’t stay。 32．Who (lead) you to the museum tomorrow? 【答案】will lead 【详解】句意：明天谁会带你们去博物馆？根据“tomorrow”可知，为明天发生的事，用一般将来时，谓语结构为“will+动词原形”。故填will lead。 33．There’s no salt for dinner. I (buy) some later. 【答案】am going to buy 【详解】句意：晚餐没有盐了。我稍后会去买一些。根据“later”可知，时态应用一般将来时，be going to表示事先计划，I之后be动词用am，to之后接动词原形buy“买”。故填am going to buy。 34．Work hard, and you (make) much progress in learning English. 【答案】will make 【详解】句意：努力学习，你将会在英语学习上取得很大进步。“祈使句+and+陈述句”结构中，陈述句部分常用“will+动词原形”表示将来。故填will make。 35．This term (be) over and the summer holiday is coming in two months. 【答案】will be 【详解】句意：这个学期即将结束，两个月后暑假就要到了。根据“the summer holiday is coming in two months.”可知，这里描述的是即将发生的事情，应用一般将来时，结构“will+动词原形”，表示将来某个时间要发生的动作。故填will be。 36．I (watch) a movie with my friend tomorrow. 【答案】will watch 【详解】句意：明天我要和朋友一起看电影。watch“看”，根据“tomorrow”可知，该句是一般将来时，其结构为“will do”，故填will watch。 37．—The school computers don’t work. The IT team are checking them at the moment. —I hope they (fix) them, soon. 【答案】will fix 【详解】句意：——学校的电脑坏了。IT组正在检查。——我希望他们能尽快修好。主现从不限，根据“soon”可知从句用一般将来时will fix。故填will fix。 38．Walk along the road and you (find) the hotel on your right. 【答案】will find 【详解】句意：沿着这条路走，你就会发现酒店就在你的右边。根据“Walk along the road and you...the hotel on your right.”可知，动作还未发生，用一般将来时will do，故填will find。 39．—Is your father (play) basketball with you this Sunday morning?   —No, he isn’t. 【答案】going to play 【详解】句意：——你父亲打算这个星期天上午和你一起打篮球吗？——不，他不是。根据“Is your father…basketball with you this Sunday morning?”可知此处是结构为“be going to+动词原形”的一般将来时。故填going to play。 40．Mr Smith (give) a talk next Monday. 【答案】will give 【详解】句意：史密斯先生下周一将作报告。根据“next Monday”可知，时态为一般将来时，其结构是“will do”。故填will give。 41．It’s raining hard. We have to stay at home. The rain (stop) soon, I think. 【答案】will stop 【详解】句意：雨下得很大。我们不得不待在家里。我想雨很快会停的。根据“soon”以及结合所给词可知，此处应该指的是雨很快会停的，时态为一般将来时，结构为will+动词原形。故填will stop。 42．My aunt is in the UK on business. He (come) back in two days. 【答案】will come 【详解】句意：我的阿姨在英国出差。她将在两天后回来。根据“My aunt is in the UK on business. He...back in two days.”可知，句中“in two days”表示“两天后”，句子时态是一般将来时态，构成为“will+动词原形”。故填will come。 43．There (be) a meeting tomorrow. 【答案】will be 【详解】句意：明天将有一场会议。根据时间状语“tomorrow”可知，句子时态为一般将来时，there be句型的将来时结构为“there will be”。故填will be。 44．He (have) a picnic with his friends next Sunday. 【答案】is going to have/will have 【详解】句意：下周日他将和朋友去野餐。根据“next Sunday.”可知，本句时态为一般将来时，其结构为be going to do/will do。主语为He，be动词用is，故填is going to have/will have。 45．My family (visit) Sydney next month. 【答案】will visit 【详解】句意：我的家人下个月将参观悉尼。visit“参观”，动词作谓语，根据“next month”可知句子时态为一般将来时，其谓语结构为“will+do”，故填will visit。 46．They (test) the new software tomorrow. 【答案】will test 【详解】句意为：他们明天将测试新软件。根据tomorrow可知，此处用一般将来时，应填will test。故填will test。 47．Next year, I’m going (eat) healthier food than before. 【答案】to eat 【详解】句意：明年，我要吃比以前更健康的食物。be going to do sth为固定结构，意为“将要做某事”，因此填不定式。故填to eat。 48．To be a , you must work really hard from now on. (law) 【答案】lawyer 【详解】句意：要想成为一名律师，你必须从现在开始就努力工作。根据“To be a…”可知，空格处应填职业，lawyer“律师”，符合语境。故填lawyer。 49．Tom likes watching movies very much. He wants to be an (act). 【答案】actor 【详解】句意：Tom非常喜欢看电影。他想成为一名演员。根据“He wants to be an”可知，此处需要填写其表示职业的名词形式，actor“演员”符合句意。故填actor。 50．Walk in the (direct) of the railway station. You will find the bookstore. 【答案】direction 【详解】句意：朝火车站的方向走。你会找到书店的。根据提示词“direct”及句子结构可知，此处需要名词作宾语，direct的名词形式是direction，意为“方向”。故填direction。 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 $$