Unit5 Drinks and fruits (单元自测练习卷)-2026-2027学年人教精通版英语三年级上册

**基本信息** 本卷为人教精通版三年级上册Unit 5单元复习卷，围绕“Drinks and fruits”主题，通过听力理解、情景应用等12类题型，系统考查饮品（milk/water）、水果（apple/banana）核心词汇及“Let's buy...”“Do you like...?”句型，适配单元复习，助力语言能力与思维品质培养。 **题型特征** |题型|题量/分值|知识覆盖|命题特色| |----|-----------|----------|----------| |听力理解|5大题|选单词（juice/cola）、句子排序、短文填空|情境真实（购物场景），梯度考查辨音与信息提取能力| |情景应用|3大题|补全对话、情景选择、制作水果沙拉步骤排序|贴近生活（家庭购物、制作沙拉），强化语言运用与逻辑思维| |阅读判断|2大题|动物故事理解、家庭购物短文|融合故事育人（Hippo道歉），提升文化意识与文本解读能力|

人教精通（新课标版）英语三年级上册Unit 5 Drinks and fruits 单元练习卷（附听力原文和参考答案） 听力部分 Lesson 1 一、听录音，选出你听到的单词 ( )1 A water B what C want ( )2 A tea B ten C pen ( )3 A juice B jump C just ( )4 A milk B make C map ( )5 A cola B cat C cap 二、听录音，选出你听到的句子 ( )1 A Let’s buy some water. B Let’s buy some juice. C Let’s buy some milk. ( )2 A Tomorrow is his birthday. B Today is his birthday. C Tomorrow is her birthday. ( )3 A Let’s buy some tea for Dad. B Let’s buy some tea for Mum. C Let’s buy some cola for Dad. ( )4 A Mum, let’s buy some milk too. B Mum, let’s buy some tea too. C Mum, let’s buy some water too. ( )5 A Sure. B OK. C Great. 三、听录音，判断句子与录音内容是否相符，相符写T，不相符写F ( )1 Mum and Xinxin want to buy drinks. ( )2 They want to buy some bread. ( )3 They buy tea for Dad. ( )4 Dad’s birthday is today. ( )5 Xinxin says “Sure”. 四、听录音，给下面句子排序，写上数字1‑5 ( ) Let’s buy some tea for Dad. ( ) Sure. ( ) Let’s buy some water and juice. ( ) Mum, let’s buy some milk too. ( ) Tomorrow is his birthday. 五、选出不同类的一项 ( )1 A milk B water C apple ( )2 A tea B pen C cola ( )3 A buy B drink C book ( )4 A some B too C cat ( )5 A juice B cake C tea 六、单项选择 ( )1 Let’s buy ____ water. A a B some C an ( )2 —Let’s buy some tea. —____ A Sure. B Thanks. C Bye. ( )3 Mum, let’s buy some milk ____. A to B too C two ( )4 Tomorrow is ____ birthday. A he B his C him ( )5 Let’s ____ some juice. A buy B buys C buying 七、英汉连线 1. Let’s buy some water. A. 明天是他的生日。 2. Tomorrow is his birthday. B. 让我们买一些水吧。 3. Let’s buy some tea for Dad. C. 好的。 4. Sure. D. 妈妈，我们也买点牛奶吧。 5. Mum, let’s buy some milk too. E. 让我们给爸爸买点茶。 八、连词成句，注意大小写和标点 1. buy, let’s, some, juice (.) ____________________________________________________ 2.  is, his, tomorrow, birthday (.) ____________________________________________________ 3.  some, mum, milk, let’s, buy (.) ____________________________________________________ 4.  for, tea, dad, some, let’s, buy (.) ____________________________________________________ 5.  sure (.) ____________________________________________________ 九、情景选择 ( )1 你想提议买一些可乐，可以说： A Let’s buy some cola. B I like cola. C Have some cola. ( )2 别人提出一个好建议，你表示赞同，可以说： A Hello. B Sure. C Thank you. ( )3 你想告诉妈妈我们也买些水，说： A Let’s buy some water too. B Let’s buy some tea. C I like water. ( )4 你想给爸爸买茶，可以说： A Let’s buy some tea for Dad. B Dad likes tea. C I have some tea. ( )5 妈妈问要不要买果汁，你同意，回答： A No. B Sure. C Sorry. 十、补全对话，选择合适句子填到横线上 A: Let’s buy some water and juice. B: 1.____ Let’s buy some milk too. A: OK. 2.____ Tomorrow is his birthday. B: 3.____ A. Let’s buy some tea for Dad. B. Sure. C. OK. 十一、读一读，抄写本课重点单词（每个抄写一遍） milk water tea juice cola ____________________________________________________ Lesson 2 一、听录音，选出你听到的水果单词 ( )1 A apple B orange C banana ( )2 A grape B green C great ( )3 A lemon B leg C let ( )4 A banana B bag C ball ( )5 A grape B apple C orange 二、听录音，选出听到的问句或者答语 ( )1 A Do you like oranges? B Do you like apples? C Do you like lemons? ( )2 A Yes, I do. B Yes, I am. C No, I can’t. ( )3 A No, I don’t. B No, I’m not. C No, I can’t. ( )4 A Why? B What? C Where? ( )5 A I want to make something for you. B I want some oranges. C I like lemons. 三、听录音，给单词排序，填写数字1‑5 lemons bananas apples grapes oranges ____________________________________________________ 四、听录音，判断正(T)误(F) ( )1 Xinxin asks Dad if he likes oranges. ( )2 Dad doesn’t like oranges. ( )3 Dad does not like lemons. ( )4 Xinxin wants to make something for Dad. ( )5 They go to buy fruit together. 五、看单词，写出中文意思 1. apple ________ 2. orange ________ 3. banana ________ 4. grape ________ 5. lemon ________ 六、单项选择 ( )1 —Do you like oranges? —____ A Yes, I do. B Yes, I like. C Yes, I can. ( )2 —Do you like lemons? —____ A No, I don’t. B No, I not. C No, I can’t. ( )3 I ____ to make something for you. A want B wants C wanting ( )4 —____? —Because I want fruit. A What B Why C How ( )5 Do you like ____? A apple B apples C an apple 七、选词填空，把单词填在横线上 like want do don’t make ____________________________________________________ 1. —____ you like bananas? 2. I ____ grapes very much. 3. I ____ to make a fruit salad. 4. No, I ____. 5. Let’s ____ something nice. 八、连词成句 1. you, do, oranges, like (?) ____________________________________________________ 2.  I, make, want, to, something (.) ____________________________________________________ 3.  like, you, lemons, do (?) ____________________________________________________ 4.  no, I, don’t (.) ____________________________________________________ 5.  yes, I, do (.) ____________________________________________________ 九、情景匹配，把序号写在括号内 ( )1 你想问爸爸喜不喜欢柠檬： A. Yes, I do. ( )2 别人问你喜不喜欢橙子，你肯定回答： B. Do you like lemons? ( )3 别人问你喜不喜欢香蕉，你否定回答： C. No, I don’t. ( )4 你想问为什么要买水果： D. I want to make something. ( )5 你说你想做点东西： E. Why? 十、找出句子中的一处错误，划线并改正 1. Do you like lemon? ____________ 2. Yes, I like. ____________ 3. I want make something. ____________ 十一、小阅读，判断正(T)误(F) Hello, I’m Tom. I like apples and oranges. I don’t like lemons. My dad likes bananas. My mum likes grapes. ( )1 Tom likes apples. ( )2 Tom likes lemons. ( )3 Tom’s dad likes bananas. ( )4 Tom’s mum likes oranges. 十二、仿写句子（参考例句） 例：Do you like apples? Yes, I do. 1. ________________________________（bananas） 2. ________________________________（grapes） Lesson 3 一、听录音，选出你听到的单词 ( )1 A juice B jump C job ( )2 A grape B great C grow ( )3 A milk B make C meet ( )4 A candy B cat C cap ( )5 A bad B bag C bed 二、听录音，选出听到的句子 ( )1 A Andy’s family go shopping. B Andy’s family go swimming. C Andy’s family go to park. ( )2 A His mum wants apples. B His mum wants bananas. C His mum wants lemons. ( )3 A His dad wants milk. B His dad wants juice. C His dad wants tea. ( )4 A Andy wants ice cream. B Andy wants fruit. C Andy wants cola. ( )5 A They are bad for you. B They are good for you. C They are nice for you. 三、听录音，完成短文填空（填写单词） Andy’s family go shopping in the afternoon. His mum wants apples, grapes and 1._______. His dad wants lemons and 2._______. Andy wants ice cream and 3._______. Mum says no, they are 4._______ for you. 四、听录音，判断句子T/F ( )1 Andy’s family go shopping in the morning. ( )2 Mum wants apples and grapes. ( )3 Dad wants oranges and milk. ( )4 Andy wants ice cream and candy. ( )5 Ice cream is good for children. 五、写出下列单词的小写形式 1. APPLE ________ 2. GRAPE ________ 3. MILK ________ 4. CANDY ________ 5. LEMON ________ 六、字母书写，按顺序写出 Qq Rr Ss Tt Uu ___________________________________________________________ 七、单项选择 ( )1 Andy’s family ____ shopping. A go B goes C going ( )2 His mum ____ apples. A want B wants C wanting ( )3 They ____ bad for you. A is B are C am ( )4 —What does dad want? —He ____ milk. A want B wants C wanting ( )5 No ice cream ____ candy. A or B and C to 八、根据课文短文，回答问题（简单英文回答） 1. What does Andy’s mum want to buy? ___________________________________________________________ 2. What does Andy’s dad want to buy? ___________________________________________________________ 3. Why no ice cream or candy? ___________________________________________________________ 九、英汉互译 1. go shopping ________________ 2. be bad for you ________________ 3. 冰淇淋 ________________ 4. 糖果 ________________ 5. in the afternoon ________________ 十、连词成句 1. family, shopping, andy’s, go (.) ___________________________________________________________ 2.  mum, apples, wants, his (.) ___________________________________________________________ 3.  bad, they, for, are, you (.) ___________________________________________________________ 4.  ice cream, wants, andy (.) ___________________________________________________________ 5. no, candy, ice cream, or (.) ___________________________________________________________ 十一、选词填空 in wants go bad for 1. We ____ shopping on Sunday. 2. Mum ____ some fruit. 3. They are not good ____ you. 4. We shop ____ the afternoon. 5. Candy is ____ for us. 十二、阅读判断T/F Andy goes shopping with his parents. Mum buys apples and juice. Dad buys lemons and milk. Andy wants candy. Mum says candy is bad for him. ( )1 Andy shops with his parents. ( )2 Mum buys bananas. ( )3 Dad buys lemons and milk. ( )4 Andy wants candy. ( )5 Mum thinks candy is good. 十三、想一想，写出两种健康的饮品和两种水果 Drinks: ________ ________ Fruits: ________ ________ Fun time 一、听录音，选出听到的单词 ( )1 A salad B sad C sit ( )2 A parent B pear C pen ( )3 A wash B watch C want ( )4 A peel B pen C pig ( )5 A mix B milk C make 二、听录音，选出你听到的句子 ( )1 A Make a fruit salad. B Make a cake. C Make a card. ( )2 A Ask your parents what fruit they like. B Ask your friends what fruit they like. C Ask your teacher what fruit they like. ( )3 A Wash the fruit. B Cut the fruit. C Peel the fruit. ( )4 A Put in a bowl. B Put in a bag. C Put in a box. ( )5 A Mix and enjoy. B Eat and enjoy. C Cut and enjoy. 三、听录音，给制作水果沙拉的步骤排序（1‑6） ( ) Cut. ( ) Wash. ( ) Mix and enjoy! ( ) Peel. ( ) Add salad dressing. ( ) Put in a bowl. 四、听录音，判断正(T)误(F) ( )1 We make fruit salad for teachers. ( )2 First we need to wash fruit. ( )3 The third step is peel. ( )4 We put fruit in a bowl. ( )5 We can add salad dressing. 五、写出单词中文意思 1. wash ________ 2. peel ________ 3. cut ________ 4. bowl ________ 5. mix ________ 六、单项选择 ( )1 Let’s make ____ fruit salad. A a B some C an ( )2 You can ask your ____ what fruit they like. A parent B parents C a parent ( )3 First, ____ the fruit. A wash B washes C washing ( )4 Put the fruit ____ a bowl. A in B on C at ( )5 Then add some salad ____. A dress B dressing C dresses 七、选词填空 wash peel cut mix bowl 1. Please ____ the apples before you eat. 2. You need to ____ the banana skin. 3. ____ the fruit into small pieces. 4. Put all fruit in a ____. 5. ____ them together. 八、连词成句 1. make, a, let’s, salad, fruit (.) ___________________________________________________________ 2.  parents, ask, your, you, what, like, fruit (.) ___________________________________________________________ 3.  wash, first, fruit, the (.) ___________________________________________________________ 4.  bowl, put, in, a, them (.) ___________________________________________________________ 5.  mix, enjoy, and (.) ___________________________________________________________ 九、情景选择 ( )1 你提议一起做水果沙拉： A Let’s make a fruit salad. B I like salad. C Have salad. ( )2 制作水果沙拉第一步要洗水果： A Cut the fruit. B Wash the fruit. C Peel the fruit. ( )3 把水果放进碗里： A Put in a bowl. B Put in a bag. C Put in a box. ( )4 做完之后拌匀享用： A Mix and enjoy! B Cut and eat! C Wash and go! ( )5 问问爸爸妈妈喜欢什么水果： A Ask your parents what fruits they like. B I like fruits. C Buy some fruits. 十、给制作水果沙拉的步骤写上正确序号 ( ) Add salad dressing. ( ) Wash the fruit. ( ) Mix and enjoy! ( ) Cut the fruit. ( ) Peel the fruit. ( ) Put in a bowl. 十一、小对话补全 A: Let’s make a fruit salad. B: Great! 1.____ A: OK, we need apples, bananas and grapes. B: First, 2.____ A: Then peel the fruit. Next cut it. B: Put them in a bowl. 3.____ A: Yes. Then we can enjoy it. A. wash the fruit. B. Add salad dressing. C. What fruit do we need? 十二、简单问答（用简短英文） 1. Do you like fruit salad? ___________________________________________________________ 2. What fruit do you like in salad? ___________________________________________________________   Story time 一、听录音，选出听到的单词 ( )1 A hippo B happy C hello ( )2 A cookie B cake C candy ( )3 A banana B bag C ball ( )4 A angry B apple C ant ( )5 A sorry B sad C sit 二、听录音，选出听到的句子 ( )1 A Hippo likes eating. B Hippo likes running. C Hippo likes playing. ( )2 A He eats Mimi’s cookies. B He eats Mimi’s cake. C He eats Mimi’s bananas. ( )3 A He eats Lucky’s cake. B He eats Lucky’s cookies. C He eats Lucky’s grapes. ( )4 A The animals are very angry. B The animals are very sad. C The animals are happy. ( )5 A Now they are all friends again. B Now they play together. C Now they go shopping. 三、听录音，判断正(T)误(F) ( )1 Hippo likes eating food. ( )2 Hippo eats Mimi’s oranges. ( )3 Hippo eats Monkey’s bananas. ( )4 Animals are happy with Hippo. ( )5 Hippo says sorry and brings pears. 四、听录音，选出正确的答案 ( )1 Who eats cookies? A Mimi B Hippo C Lucky ( )2 Whose cake does Hippo eat? A Mimi’s B Monkey’s C Lucky’s ( )3 What does Hippo eat from monkey? A bananas B apples C grapes ( )4 How do animals feel? A happy B angry C tired ( )5 What fruit does Hippo bring later? A pears B lemons C oranges 五、单词汉译英 1. 河马 ________ 2. 饼干 ________ 3. 蛋糕 ________ 4. 生气的 ________ 5. 难过的 ________ 六、单项选择 ( )1 Hippo ____ eating. A like B likes C liking ( )2 He eats ____ cookies. A Mimi B Mimi’s C Mim is ( )3 The animals ____ very angry. A is B are C am ( )4 Hippo is ____. He says sorry. A sad B happy C good ( )5 Now they ____ friends again. A are B is C be 七、选词填空 likes eats angry sad sorry 1. Hippo ____ eating nice food. 2. He ____ Lucky’s cake. 3. All animals are very ____. 4. Hippo feels ____. 5. “I’m ____,” says Hippo. 八、连词成句 1. hippo, eating, likes (.) ___________________________________________________________ 2.  he, mimi’s, cookies, eats (.) ___________________________________________________________ 3.  animals, angry, the, are (.) ___________________________________________________________ 4.  hippo, sad, is (.) ___________________________________________________________ 5.  friends, again, they, are (.) ___________________________________________________________ 九、根据故事内容选择正确的答案 ( )1 What does Hippo eat from Mimi? A cookies B cake C bananas ( )2 What does Hippo eat from Lucky? A cookies B cake C grapes ( )3 What does Hippo eat from Monkey? A bananas B apples C lemons ( )4 What do animals do at first? A eat with hippo B dinner without hippo C play with hippo ( )5 What does Hippo bring to say sorry? A pears B oranges C apples 十、判断句子与故事是否相符，T/F ( )1 Hippo does not like food. ( )2 Hippo eats many friends’ food. ( )3 Animals feel angry. ( )4 They have dinner with Hippo at first. ( )5 Hippo says sorry and brings pears. 十一、情景问答 ( )1 你做错事情，向朋友道歉： A I’m sorry. B I’m sad. C I’m happy. ( )2 大家很生气，可以说： A They are angry. B They are sad. C They are OK. ( )3 大家重新成为好朋友： A They are friends again. B They go shopping. C They eat fruit. 十二、故事排序（1‑5） ( ) Hippo eats Monkey’s bananas. ( ) Hippo eats Mimi’s cookies. ( ) Animals have dinner without Hippo. ( ) Hippo eats Lucky’s cake. ( ) Hippo says sorry with pears, they are friends again. 13、 简单思考问答问题 1. Why are the animals angry? ___________________________________________________________ 2. What does Hippo do to say sorry? ___________________________________________________________   听力原文 Lesson 1听力原文 一、1.water 2.tea 3.juice 4.milk 5.cola 二、1.Let’s buy some juice. 2.Tomorrow is his birthday. 3.Let’s buy some tea for Dad. 4.Mum, let’s buy some milk too. 5.Sure. 三、1.Mum and Xinxin want to buy drinks. 2.They want to buy some bread. 3.They buy tea for Dad. 4.Dad’s birthday is today. 5.Xinxin says “Sure”. 四、1.Let’s buy some water and juice. 2.Mum, let’s buy some milk too. 3.OK. Let’s buy some tea for Dad. 4.Tomorrow is his birthday. 5.Sure. Lesson 2听力原文 一、1.orange 2.grape 3.lemon 4.banana 5.apple 二、1.Do you like lemons? 2.Yes, I do. 3.No, I don’t. 4.Why? 5.I want to make something for you. 三、1.apples 2.bananas 3.grapes 4.oranges 5.lemons 四、1.Xinxin asks Dad if he likes oranges. 2.Dad doesn’t like oranges. 3.Dad does not like lemons. 4.Xinxin wants to make something for Dad. 5.They go to buy fruit together. Lesson 3听力原文 一、1.juice 2.grape 3.make 4.candy 5.bad 二、1.Andy’s family go shopping. 2.His mum wants apples. 3.His dad wants milk. 4.Andy wants ice cream. 5.They are bad for you. 三、Andy’s family go shopping in the afternoon. His mum wants apples, grapes and juice. His dad wants lemons and milk. Andy wants ice cream and candy. Mum says no, they are bad for you. 四、1.Andy’s family go shopping in the morning. 2.Mum wants apples and grapes. 3.Dad wants oranges and milk. 4.Andy wants ice cream and candy. 5.Ice cream is good for children. Fun time听力原文 一、1.salad 2.pear 3.wash 4.peel 5.mix 二、1.Make a fruit salad. 2.Ask your parents what fruit they like. 3.Wash the fruit. 4.Put in a bowl. 5.Mix and enjoy! 三、1.Wash. 2.Peel. 3.Cut. 4.Put in a bowl. 5.Add salad dressing. 6.Mix and enjoy! 四、1.We make fruit salad for teachers. 2.First we need to wash fruit. 3.The third step is peel. 4.We put fruit in a bowl. 5.We can add salad dressing. Story time听力原文 一、1.hippo 2.cookie 3.banana 4.angry 5.sad 二、1.Hippo likes eating. 2.He eats Mimi’s cookies. 3.He eats Lucky’s cake. 4.The animals are very angry. 5.Now they are all friends again. 三、1.Hippo likes eating food. 2.Hippo eats Mimi’s oranges. 3.Hippo eats Monkey’s bananas. 4.Animals are happy with Hippo. 5.Hippo says sorry and brings pears. 四、1.Hippo eats Mimi’s cookies. 2.Hippo eats Lucky’s cake. 3.Hippo eats Monkey’s bananas. 4.The animals are very angry. 5.Hippo brings some pears to say sorry. 参考答案 Lesson 1 一、1.A 2.A 3.A 4.A 5.A 二、1.B 2.A 3.A 4.A 5.A 三、1.T 2.F 3.T 4.F 5.T 四、排序：3‑5‑1‑2‑4 五、1.C 2.B 3.C 4.C 5.B 六、1.B 2.A 3.B 4.B 5.A 七、1‑B，2‑A，3‑E，4‑C，5‑D 八、1.Let’s buy some juice. 2.Tomorrow is his birthday. 3.Mum, let’s buy some milk. 4.Let’s buy some tea for Dad. 5.Sure. 九、1.A 2.B 3.A 4.A 5.B 十、1.C 2.A 3.B 十一、抄写略 Lesson 2 一、1.B 2.A 3.A 4.A 5.A 二、1.C 2.A 3.A 4.A 5.A 三、排序：3‑2‑1‑5‑4 四、1.T 2.F 3.T 4.T 5.F 五、1.苹果 2.橙子 3.香蕉 4.葡萄 5.柠檬 六、1.A 2.A 3.A 4.B 5.B 七、1.Do 2.like 3.want 4.don’t 5.make 八、1.Do you like oranges? 2.I want to make something. 3.Do you like lemons? 4.No, I don’t. 5.Yes, I do. 九、1‑B 2‑A 3‑C 4‑E 5‑D 十、1.lemon→lemons 2.I like→I do 3.want make→want to make 十一、1.T 2.F 3.T 4.F 十二、示例： 1.Do you like bananas? Yes, I do. 2.Do you like grapes? Yes, I do. Lesson 3 一、1.A 2.A 3.B 4.A 5.A 二、1.A 2.A 3.A 4.A 5.A 三、1.juice 2.milk 3.candy 4.bad 四、1.F 2.T 3.F 4.T 5.F 五、1.apple 2.grape 3.milk 4.candy 5.lemon 六、书写略 七、1.A 2.B 3.B 4.B 5.A 八、（参考） 1.Apples, grapes and juice. 2.Lemons and milk. 3.They are bad for you. 九、1.去购物 2.对你有害 3.ice cream 4.candy 5.在下午 十、1.Andy’s family go shopping. 2.His mum wants apples. 3.They are bad for you. 4.Andy wants ice cream. 5.No ice cream or candy. 十一、1.go 2.wants 3.for 4.in 5.bad 十二、1.T 2.F 3.T 4.T 5.F 十三、示例：milk, juice；apple, grape Fun time 一、1.A 2.B 3.A 4.A 5.A 二、1.A 2.A 3.A 4.A 5.A 三、排序：3‑1‑6‑2‑5‑4 四、1.F 2.T 3.F 4.T 5.T 五、1.清洗 2.削皮 3.切 4.碗 5.混合 六、1.A 2.B 3.A 4.A 5.B 七、1.wash 2.peel 3.cut 4.bowl 5.mix 八、1.Let’s make a fruit salad. 2.Ask your parents what fruit you like. 3.First wash the fruit. 4.Put them in a bowl. 5.Mix and enjoy. 九、1.A 2.B 3.A 4.A 5.A 十、顺序：5‑1‑6‑3‑2‑4 十一、1.C 2.A 3.B 十二、示例： 1.Yes, I do. 2.I like apples. Story time 一、1.A 2.A 3.A 4.A 5.B 二、1.A 2.A 3.A 4.A 5.A 三、1.T 2.F 3.T 4.F 5.T 四、1.B 2.C 3.A 4.B 5.A 五、1.hippo 2.cookie 3.cake 4.angry 5.sad 六、1.B 2.B 3.B 4.A 5.A 七、1.likes 2.eats 3.angry 4.sad 5.sorry 八、1.Hippo likes eating. 2.He eats Mimi’s cookies. 3.The animals are angry. 4.Hippo is sad. 5.They are friends again. 九、1.A 2.B 3.A 4.B 5.A 十、1.F 2.T 3.T 4.F 5.T 十一、1.A 2.A 3.A 十二、排序：2‑1‑4‑3‑5 十三、（参考） 1.Because Hippo eats their food. 2.He brings some pears and says sorry. 学科网（北京）股份有限公司 $