考前押题07 单词拼写（期中复习专项训练）六年级英语下学期新教材沪教版五四学制

专题07 单词拼写 考点1 名词 考点2 动词常考点） 考点3 形容词 考点4 介词 考点5 代词 考点1 名词 1．One of my ________ (hobby) is walking. 2．—What’s your student ID n________ (号码)? —It’s 20241011. 3．Some people like hanfu because they are interested in Chinese c________ (文化). 4．My grandma often eats a b________ of ________ (粥) and some pies for dinner. 5．It’s our t________ (传统) to eat zongzi on the Dragon Boat Festival. 6．I love drawing and it is my d________ (梦想) to be an artist. 7．Rice with beef is the s________（特色菜）in this restaurant. 8．Daniel likes ________ (ask someone to come) many friends to his birthday party. 9．Some of us have many different _________ (things you like to do in your free time). 10．Whether driver or p________, always check on local traffic rules.  (a person walking in the street and not travelling in a vehicle) 11．My dad has a new car. The ________ is R9536.（车牌号） 12．His ________ (业余爱好) is dancing. 13．My _________ (梦想) is to be a good basketball player. 14．As a ________ /ˈhɒbɪ/ and a way of exercising, more and more young people enjoy cycling at weekends in China. 15．Listening to music is one of my ________ /'hɒbiz/. It makes me feel happy. 16．The shop is crowded with people because the Spring ________ /ˈfestɪvl/ is coming. 17．In China，people usually have three m_______at home. 18．My d________ is to be a doctor. 19．My h________ is playing basketball, and I often play with my friends after school. 20．Jenny wants to put s________ on her cereal. 21．Little George likes his m_________ plane very much. He often plays with it. 考点2 动词 22．Some boys are playing basketball and some girls are l________. 134．Does Tom ________ （希望） to have a picnic with me this weekend? 23．In western countries, people sing and dance together to __________ (庆祝) Jesus’ birthday. 24．I ________ [həʊp] his dream comes true. 25．You shouldn’t ________ in the sun too long. 26．Don’t laugh ________ others. It’s impolite. 27．Sir, you must ________ the rules of our library. Or you will have to leave. 28．Don’t ________ at others, especially when they are in trouble. 考点3 形容词 29．They r________ come from London. 他们确实来自伦敦。 30．—What do you think of the film Snipers(《狙击手》)? —It’s ________ (real) good. You can watch it another day. 31．Tom is friendly. He is ________ (real) kind to everyone. 32．Our form teacher, Miss Wang, always helps us with our problems. She is a ________ (real) great teacher. 33．Water is ________ to us all. (importance) 34．The garden is not very big, but it is ________ (real) beautiful. 35．Every dog has a l________ (幸运的) day. 36．I ______ (很，十分) like this movie. 37．There is an ________ (having a great effect on people or things) meeting this afternoon. 38．It’s ________ (with good luck) for him to get help from the volunteers. 39．We will have a fashion show ________ (this night). Would you like to join us? 40．As we all know, everybody is ________ (being the only one of its kind). 41．The cultures in Asia are ________ (not the same) from the cultures in Europe. 42．Morning exercises can help us get _________ (准备好) for the day. 43．She ________ (真正地) likes healthy food. 44．We often have a ________ (特别的) family dinner on New Year’s Eve. 45．Who ________ do you think will come to party? (其他) 46．It is ________ /ɪkˈsaɪtɪŋ/ for kids to open their presents. 47．What would people like to eat in ________ ([ˈdɪfrənt]) countries? 48．We are in ________ /ˈdɪfrənt/ schools but we often play together. 49．There is something ________ [ˈspeʃəl] about this place. 50．Linda has got a ________ present from her parents. [ˈspeʃəl] 51．—What e_______ can Tom do? —He can also draw pictures very well. 52．Those flowers are r________ beautiful. I like them. 53．Does that woman have long c________ hair? 54．How is your new school ___________ from Sunshine Middle school? 考点4 介词 55．—Are you OK?  What happened to you? —I’m hungry. I came to school ________ breakfast this morning. 56．The library is ________ from the bank. 57．—Congratulations! You passed the driving test. —Thank you. But I know I couldn’t pass the test ________ your help. 58．I hurried to school ________ breakfast this morning, so I feel hungry now. 考点5 代词 59．Are ______ (that) English books? 60．These are my parents. _________ (that) are my friends. 61．What’s _______ (these) in English? 1 / 1 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $ 专题07 单词拼写 考点1 名词 考点2 动词常考点） 考点3 形容词 考点4 介词 考点5 代词 考点1 名词 1． hobbies 2． (n)umber 3． (c)ulture 4． (b)owl porridge 5． (t)radition 6． (d)ream 7． (s)pecial 8． inviting 9． hobbies 10． (p)assenger 11． car number 12． hobby 13． dream 14． hobby 15． hobbies 16． Festival 17． meals 18． dream 19． (h)obby 20． (s)ugar 21． model 考点2 动词 22． (l)aughing 23． hope 24． celebrate 25． hope 26． stay 27． at 28． follow 考点3 形容词 29． laugh 29． (r)eally 30． really 31． really 32． really 33． important 34． really 35． (l)ucky 36． really 37． important 38． lucky 39． tonight 40． unique 41． different 42． ready 43． really 44． special 45． exciting 46． different 47． different 48． special 49． special 50． (e)lse 51． (r)eally 52． (c)urly 53． different 54．without 考点4 介词 55． across 56． without 57． without 58． those 59． Those 60． this 1 / 1 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $ 专题07 单词拼写 考点1 名词 考点2 动词常考点） 考点3 形容词 考点4 介词 考点5 代词 考点1 名词 1．One of my ________ (hobby) is walking. 【答案】hobbies 【知识点】可数名词复数规则变化、hobby 【详解】句意：我的一个爱好之一是散步。one of后接名词复数，hobby对应的复数形式是hobbies。故填hobbies。 2．—What’s your student ID n________ (号码)? —It’s 20241011. 【答案】(n)umber 【知识点】number、名词作主宾表补定 【详解】句意：——你的学生证号码是多少？——是20241011。根据“What’s your student ID…(号码)?”及首字母提示可知，此处使用number“号码”，此处指一组号码，所以用名词单数形式。故填(n)umber。 3．Some people like hanfu because they are interested in Chinese c________ (文化). 【答案】(c)ulture 【知识点】culture、名词作主宾表补定 【详解】句意：一些人喜欢汉服，因为他们对中国文化感兴趣。根据“Some people like hanfu because they…”并结合中文和首字母提示可知，此处指的是中国文化，culture“文化”，符合语境。故填(c)ulture。 4．My grandma often eats a b________ of ________ (粥) and some pies for dinner. 【答案】 (b)owl porridge 【知识点】bowl、porridge、a bowl of、名词作主宾表补定、名词短语 【详解】句意：我奶奶经常吃一碗粥和一些馅饼作为晚饭。根据句意及首字母提示可知，第一空处意为“碗”，bowl“碗”符合语境，根据“a”可知，此处用单数；第二空根据汉语提示可知，porridge“粥”，不可数名词。故填(b)owl；porridge。 5．It’s our t________ (传统) to eat zongzi on the Dragon Boat Festival. 【答案】(t)radition 【知识点】tradition、名词作主宾表补定 【详解】句意：在端午节吃粽子是我们的传统。根据中文提示和首字母可知，tradition“传统”，符合题意，结合“It’s”可知，填名词单数。故填(t)radition。 6．I love drawing and it is my d________ (梦想) to be an artist. 【答案】(d)ream 【知识点】名词作主宾表补定、dream 【详解】句意：我热爱绘画，成为一名艺术家是我的梦想。根据汉语和首字母可知，应填dream；再由空前的“it is”可知，此处要用名词单数。故填(d)ream。 7．Rice with beef is the s________（特色菜）in this restaurant. 【答案】(s)pecial 【知识点】名词作主宾表补定、special 【详解】句意：牛肉饭是这家餐馆的特色菜。根据首字母提示和汉语提示可知单词是special，special作为名词，表示“特色菜”。故填(s)pecial。 8．Daniel likes ________ (ask someone to come) many friends to his birthday party. 【答案】inviting 【知识点】动名词作宾语、like doing sth.、invite 【详解】句意：Daniel喜欢邀请许多朋友来参加他的生日派对。根据英文提示可知，此处表示“邀请”，英文表达为invite，like doing sth“喜欢做某事”，故填inviting。 9．Some of us have many different _________ (things you like to do in your free time). 【答案】hobbies 【知识点】hobby、可数名词复数规则变化 【详解】句意：我们中的一些人有许多不同的爱好。根据“things you like to do in your free time”可知，在闲暇时间喜欢做的事情，是指“爱好hobby”，根据“many different”可知，此空应填复数形式，故填hobbies。 10．Whether driver or p________, always check on local traffic rules.  (a person walking in the street and not travelling in a vehicle) 【答案】(p)assenger 【知识点】名词作主宾表补定、passenger 【详解】句意：无论是司机还是乘客, 都要遵守当地的交通规则。根据“a person walking in the street and not travelling in a vehicle”及首字母提示可知，空处应该是“乘客”， or连接并列成分，根据单数名词driver可知，填单数名词passenger。故填(p)assenger。 11．My dad has a new car. The ________ is R9536.（车牌号） 【答案】car number 【知识点】名词作主宾表补定、number、car 【详解】句意：我的爸爸有一辆新车。车牌号是R9536。根据汉语“车牌号”提示，应是car number。故填car number。 12．His ________ (业余爱好) is dancing. 【答案】hobby 【知识点】名词作主宾表补定、hobby 【详解】句意：他的业余爱好是跳舞。hobby“业余爱好”，根据“is”可知，使用名词单数形式，故填hobby。 13．My _________ (梦想) is to be a good basketball player. 【答案】dream 【知识点】名词作主宾表补定、dream 【详解】句意：我的梦想是成为一名优秀的篮球运动员。dream：梦想；根据主谓一致原则，本句谓语动词is单数，可知主语用单数；结合句意和汉语提示可知填dream。 14．As a ________ /ˈhɒbɪ/ and a way of exercising, more and more young people enjoy cycling at weekends in China. 【答案】hobby 【知识点】hobby、单词的读音 【详解】句意：作为一种爱好和锻炼方式，越来越多的年轻人在中国喜欢在周末骑自行车。根据音标可知，其英文为hobby，意为“爱好”，冠词a后跟名词单数。故填hobby。 15．Listening to music is one of my ________ /'hɒbiz/. It makes me feel happy. 【答案】hobbies 【知识点】可数名词复数规则变化、hobby 【详解】句意：听音乐是我的一个业余爱好。它使我感觉开心。根据所给单词的音标和句意可知，这里考查hobby的复数形式hobbies，意为“爱好”。句中“one of…”表示“……之一”，后面跟名词的复数形式。故填hobbies。 16．The shop is crowded with people because the Spring ________ /ˈfestɪvl/ is coming. 【答案】Festival 【知识点】festival、Spring-Festival、节假日、名词短语 【详解】句意：这家商店挤满了人，因为春节就要到了。根据音标/ˈfestɪvl/可知，该单词为festival，意为 “节日”。“Spring Festival”是固定搭配，意为 “春节”，属于专有名词，因此首字母需要大写。故填Festival。 17．In China，people usually have three m_______at home. 【答案】meals 【知识点】meal、名词作主宾表补定、可数名词复数规则变化 【详解】句意：在中国，人们通常在家吃三顿饭。根据“have three”和“at home”，推测句意为“在家吃三顿饭”。“饭，餐”的英文表达是meal，可数名词，前面有数词three修饰，所以用其复数形式，故填meals。 18．My d________ is to be a doctor. 【答案】dream 【知识点】名词作主宾表补定、dream 【详解】句意：我的梦想是成为一名医生。根据空后“to be a doctor”和单词首字母可以猜到，这里考查dream，意为“梦想”，是一个名词；由空后的“is”可知，名词用单数。故答案为dream。 19．My h________ is playing basketball, and I often play with my friends after school. 【答案】(h)obby 【知识点】名词作主宾表补定、hobby 【详解】句意：我的爱好是打篮球，我放学后经常和朋友一起打篮球。根据首字母及“playing basketball”可知，此处指爱好是打篮球。hobby“爱好”，可数名词，由“is”可知，用其单数形式。故填(h)obby。 20．Jenny wants to put s________ on her cereal. 【答案】(s)ugar 【知识点】名词作主宾表补定、sugar 【详解】句意：珍妮想在麦片里加糖。根据“put ... on her cereal.”及首字母和常识可知，在麦片里加的应是糖，sugar意为“糖”，是不可数名词。故填(s)ugar。 21．Little George likes his m_________ plane very much. He often plays with it. 【答案】model 【知识点】名词作主宾表补定、model plane、model 【详解】句意：小乔治非常喜欢他的飞机模型。他经常和它玩。根据首字母m及“plane”可知，此处指model plane“飞机模型”。故填model。 考点2 动词 22．Some boys are playing basketball and some girls are l________. 【答案】(l)aughing 【知识点】laugh、laughing、表示正在进行的动作 【详解】句意；一些男孩正在打篮球，而一些女孩正在笑。are后接现在分词构成现在进行时，结合“l”可推出正在笑，laugh“笑”，其现在分词形式laughing。故填(l)aughing。 134．Does Tom ________ （希望） to have a picnic with me this weekend? 【答案】hope 【知识点】一般疑问句、hope 【详解】句意：汤姆希望这个周末和我去野餐吗？hope“希望”，助动词Does后用动词原形，故填hope。 23．In western countries, people sing and dance together to __________ (庆祝) Jesus’ birthday. 【答案】celebrate 【知识点】celebrate、动词不定式作目的状语 【详解】句意：在西方国家，人们一起唱歌跳舞来庆祝耶稣的生日。celebrate意为“庆祝”，动词；空处需用动词不定式作目的状语。故填celebrate。 24．I ________ [həʊp] his dream comes true. 【答案】hope 【知识点】单词的读音、hope 【详解】句意：我希望他的梦想成真。根据“I…his dream comes true.”可知空处应填动词，时态可用一般现在时；由音标提示可知对应的词是hope“希望”，主语是“I”，谓语动词用原形。故填hope。 25．You shouldn’t ________ in the sun too long. 【答案】stay 【知识点】情态动词后加动词原形、stay 【详解】句意：你不应该在阳光下待太久。根据“You shouldn’t...in the sun too long.”可知，不应该在阳光下待太久，stay“停留”符合语境，情态动词shouldn’t后用动词原形。故填stay。 26．Don’t laugh ________ others. It’s impolite. 【答案】at 【知识点】动词短语、laugh at 【详解】句意：别嘲笑别人，那是不礼貌的。表示“嘲笑某人”用短语laugh at sb.。故填at。 27．Sir, you must ________ the rules of our library. Or you will have to leave. 【答案】follow 【知识点】情态动词后加动词原形、follow 【详解】句意：先生，你必须遵守我们图书馆的规则。否则你就得走了。根据“Sir, you must…the rules of our library.”可知，必须遵守图书馆的规则，follow“遵守”，must后接动词原形，故填follow。 28．Don’t ________ at others, especially when they are in trouble. 【答案】laugh 【知识点】laugh at、动词短语、祈使句的否定形式 【详解】句意：不要嘲笑别人，尤其是当他们遇到麻烦的时候。此处是否定祈使句，结构为“Don’t+动词原形”，短语laugh at sb“嘲笑某人”符合题意。故填laugh。 考点3 形容词 29．They r________ come from London. 他们确实来自伦敦。 【答案】(r)eally 【知识点】really、程度副词 【详解】根据“come”可知，此处用副词形式。really“确实”，副词。故填(r)eally。 30．—What do you think of the film Snipers(《狙击手》)? —It’s ________ (real) good. You can watch it another day. 【答案】really 【知识点】副词修饰形容词、really 【详解】句意：——你觉得电影《狙击手》怎么样？——真的很好。你可以改天看。根据题干可知此处用其副词修饰形容词“good”。real的副词形式是really。故填really。 31．Tom is friendly. He is ________ (real) kind to everyone. 【答案】really 【知识点】really、副词修饰形容词 【详解】句意：汤姆很友好。他对每个人都很好。根据“He is … kind”结合提示词可知，此处应用really“很”，副词修饰形容词。故填really。 32．Our form teacher, Miss Wang, always helps us with our problems. She is a ________ (real) great teacher. 【答案】really 【知识点】really、副词修饰形容词 【详解】句意：我们以前的老师，王老师，总是帮助我们解决问题。她真的是一位伟大的老师。根据分析句子“She is a…great teacher.”，结合所给词可知，real“真正的”，形容词，此处应该填入副词really，修饰形容词great，意为“真正地”符合语境。故填really。 33．Water is ________ to us all. (importance) 【答案】important 【知识点】形容词作表语、important 【详解】句意：水对于我们所有人来说很重要。根据空前is可知，用形容词important“重要的”，故填important。 34．The garden is not very big, but it is ________ (real) beautiful. 【答案】really 【知识点】really、副词修饰形容词 【详解】句意：这个花园不是很大，但是它真的很漂亮。空处修饰beautiful应用副词形式，故填really。 35．Every dog has a l________ (幸运的) day. 【答案】(l)ucky 【知识点】lucky、形容词作定语 【详解】句意：人人皆有得意日。结合首字母及汉语提示可知，此处应用形容词lucky表示“幸运的”，在句中作定语修饰day。故填(l)ucky。 36．I ______ (很，十分) like this movie. 【答案】really 【知识点】really、副词修饰动词 【详解】句意：我很喜欢这部电影。分析句子结构可知，此处需填入副词修饰动词“like”；结合中文提示可知，副词really“很，十分”符合题意。故填really。 37．There is an ________ (having a great effect on people or things) meeting this afternoon. 【答案】important 【知识点】important、形容词作定语 【详解】句意：今天下午有一场重要的会议。括号里的英文释义“having a great effect on people or things”意思是“对人或事物有重大影响的”，因此此处应填形容词important“重要的”来修饰名词meeting，。故填important。 38．It’s ________ (with good luck) for him to get help from the volunteers. 【答案】lucky 【知识点】形容词作表语、lucky 【详解】句意：他很幸运能得到志愿者的帮助。由“with good luck”可知，此处表示“幸运的”，由“It’s”可知，此处应该用形容词作表语。故填lucky。 39．We will have a fashion show ________ (this night). Would you like to join us? 【答案】tonight 【知识点】tonight、时间副词 【详解】句意：我们今晚有一个时装秀。你想加入我们吗？根据英文解释可知，此处是tonight“今晚”，在句中作时间状语。故填tonight。 40．As we all know, everybody is ________ (being the only one of its kind). 【答案】unique 【知识点】unique、形容词作表语 【详解】句意：众所周知，每个人都是与众不同的。根据“being the only one of its kind”可知，空处指“独一无二的，与众不同的”，unique符合语境，此处作表语。故填unique。 41．The cultures in Asia are ________ (not the same) from the cultures in Europe. 【答案】different 【知识点】different、形容词作表语 【详解】句意：亚洲的文化与欧洲的文化不同。根据“not the same”可知，different“不同的”符合句子的语境，作表语。故填different。 42．Morning exercises can help us get _________ (准备好) for the day. 【答案】ready 【知识点】形容词作表语、ready 【详解】句意：晨练可以帮助我们为一天做好准备。由所给的汉语提示可知，“准备好”译成：ready，形容词作表语。故填ready。 43．She ________ (真正地) likes healthy food. 【答案】really 【知识点】副词修饰动词、really 【详解】句意：她真的很喜欢健康的食物。really“真正地”，副词修饰动词。故填really。 44．We often have a ________ (特别的) family dinner on New Year’s Eve. 【答案】special 【知识点】形容词作定语、special 【详解】句意：我们经常在除夕夜吃一顿特别的家庭晚餐。special“特别的”，形容词，作定语修饰family dinner。故填special。 45．Who ________ do you think will come to party? (其他) 【答案】else 【知识点】其他副词、else 【详解】句意：你认为还有谁会来参加聚会？else“其他”，是副词，此处是“疑问词+else”的结构，故填else。 46．It is ________ /ɪkˈsaɪtɪŋ/ for kids to open their presents. 【答案】exciting 【知识点】单词的读音、exciting 【详解】句意：对孩子们来，打开礼物是令人激动的。根据音标可知单词是exciting“令人激动的”，形容词。故填exciting。 47．What would people like to eat in ________ ([ˈdɪfrənt]) countries? 【答案】different 【知识点】单词的读音、different 【详解】句意：不同国家的人想吃什么？根据所给音标可知，应该填的是形容词different“不同的”作定语，故填different。 48．We are in ________ /ˈdɪfrənt/ schools but we often play together. 【答案】different 【知识点】different、单词的读音 【详解】句意：我们在不同的学校，但我们经常一起玩。根据音标可知，此处是单词different“不同的”。故填different。 49．There is something ________ [ˈspeʃəl] about this place. 【答案】special 【知识点】定语后置、单词的读音、special 【详解】句意：这个地方很特别。根据音标可知，此空为special，表示“特别的”。故填special。 50．Linda has got a ________ present from her parents. [ˈspeʃəl] 【答案】special 【知识点】单词的读音、special 【详解】句意：琳达从父母那里得到了一份特别的礼物。根据音标[ˈspeʃəl]可知，是special，作定语修饰present，故填special。 51．—What e_______ can Tom do? —He can also draw pictures very well. 【答案】(e)lse 【知识点】else、其他副词 【详解】句意：——汤姆还能做什么？——他也能画得很好。根据“He can also draw pictures very well.”以及首字母提示可知，此处问的是“还能做什么其他的”，else意为“其他的”，副词。故填(e)lse。 52．Those flowers are r________ beautiful. I like them. 【答案】(r)eally 【知识点】really、副词修饰形容词 【详解】句意：那些花真地很漂亮。我喜欢它们。根据句子结构和语境可知，缺少副词来修饰形容词beautiful，同时结合首字母提示可知，此处应填really，表示“真地”，加强语气。故填(r)eally。 53．Does that woman have long c________ hair? 【答案】(c)urly 【知识点】形容词作定语、curly 【详解】句意：那个女人有长卷发吗？根据“long…hair”及首字母可知，此处指长长的卷发，curly“卷曲的”，形容词作定语，故填(c)urly。 54．How is your new school ___________ from Sunshine Middle school? 【答案】different 【知识点】different、形容词作表语 【详解】句意：你的新学校和阳光中学有什么不同？根据“new school…from Sunshine Middle school”可知，此处应用different from表示“不同于”，different为形容词作表语。故填different。 考点4 介词 55．—Are you OK?  What happened to you? —I’m hungry. I came to school ________ breakfast this morning. 【答案】without 【知识点】表示伴随的介词、without 【详解】句意：——你还好吗？你怎么了？——我饿了。今天早上我没吃早饭就来上学了。根据“I’m hungry”可知是没吃早饭来学校了，without没有，符合语境。故填without。 56．The library is ________ from the bank. 【答案】across 【知识点】across、across from、地点方位介词 【详解】句意：图书馆在银行对面。根据“from the bank.”可知，考查across from“在……的对面”，为固定短语。故填across。 57．—Congratulations! You passed the driving test. —Thank you. But I know I couldn’t pass the test ________ your help. 【答案】without 【知识点】表示伴随的介词、without 【详解】句意：——恭喜你！你通过了驾驶考试。——谢谢你。但我知道没有你的帮助我无法通过考试。根据“Thank you.”可知，谢谢对方是因为没有对方帮助，自己就无法通过考试。without“没有”。故填without。 58．I hurried to school ________ breakfast this morning, so I feel hungry now. 【答案】without 【知识点】without、表示伴随的介词 【详解】句意：今天早上我没吃早饭就匆匆赶到学校，所以我现在觉得饿了。空格处到breakfast，作伴随状语，应用介词短语。根据“so I feel hungry now”可知，我没吃早饭。“没有”用without，介词。故填without。 考点5 代词 59．Are ______ (that) English books? 【答案】those 【知识点】that、those、指示代词that/those 【详解】句意：那些是英语书吗？根据“Are…English books?”可知，此处指的是那些英语书；books为复数形式，应用that的复数those“那些”。故填those。 60．These are my parents. _________ (that) are my friends. 【答案】Those 【知识点】those、指示代词that/those 【详解】句意：这些是我的父母。那些是我的朋友。根据“my friends”可知，此处应用that的复数形式those，位于句首的单词首字母要大写，故填Those。 61．What’s _______ (these) in English? 【答案】this 【知识点】指示代词this/these、this 【详解】句意：这个用英语怎么说？these“这些”。根据“What’s ”可知，主语用单数this“这”。故填this。 1 / 1 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $