Unit 4 Then and now 连词成句（专项训练）-2025-2026学年人教PEP版（三起）（2012）英语六年级下册

Unit 4 Then and now 连词成句 1．last, I, dream, night, had, a (.) ______________________________ 2．was, there, library, no, my, in, school, old (.) _________________________________ 3．no, in, there, my, old, was, library, school (.) 4．before   was   very   Tom   quiet (.) ____________________________________ 5．in my time, no, there, computers or Internet, were (.) _______________________________ 6．dream, night, had, I, interesting, last, an, (.) ____________________________________ 7．no, in, There, library, old, was, my, school (.) ___________________________ 8．looked, on, I, the, up, it, Internet (.) _______________________ 9．on, I, Internet, looked, up, it, the (.) ______________________________ 10．you　could　 computer　play　(?) ______________________________________ 11．it, better, Make, a, place (.) ______________________________ 12．didn’t  library  We  have  a（.） ___________________________________ 13．wonderful, today, day, a, is,  (.) _____________________________________________ 14．summer, like, I, didn’t (.) __________________________ 15．dream,  a,  last,  I,  good,  night,  had  (.) __________________________________________ 16．cheetah, Wu Binbin, a, ran, like (.) ______________________________ 17．dining hall, there, ten, ago, a, was, years（?） ________________________________________________ 18．I’m, in, very, active, class ___________________. 19．in, old, library, was, no, there, my, school (.) _________________________________ 20．were, time, there, in, my, no, computers, (.) ________________________________ 21．library, there, old, was, school, no, my, in(.) ______________________________________________ 22．beautiful, world, how, the, was (!) ______________________________ 23．were, trees, there, before, no (.) ________________________________________________________ 24．didn’t,  before, I, summer, like (.) __________________________________ 25．was, all, It, dream, a (!) ______________________________ 26．interesting  an  did  have  you  dream (?) __________________________________ 27．cook, couldn’t, cook, last year, I, well, Now (. , .) ________________________________________________ 28．us, about, school, Tell, your, please (, .) ______________________________ 29．one   moon   day   to   going   visit   the   I’m (.) ______________________________________________ 30．your　 us　 tell　 school　 about　(.) ______________________________________ 31．was, library, There, in, no, old, school, my (.) ____________________________________________________ 32．snow, like, play, to, I, in, the (.) ________________________ 33．There, no, were, in my time, or, computers, internet (.) 我那时候没有电脑也没有网络。 There ____________________ 34．there, building, only, one, was, small, on, hill, a (.) ___________________________________ 35．the, is, office, where, post (?) 36．couldn’t, my, bike, ride, I ________________________________________. 37．no    rooms    there    were    ago    computer    years    twenty (.) ______________________________________________ 38．in my time, There were, computers or Internet, no (.) 39．am    I    class    in    active    very    now (.) ______________________________________________ 40．fly, she, high, can, very, sky, the, in,(.) _____________________________________________ 41．us,  your,  tell,  about,  please,  country  (.) __________________________________________ 42．am, I, class, in, active, now ________________________________________. 43．at, see, could, stars, you, night (?) ____________________ 44．couldn’t, before, ice-skate, I ________________________________________________. 45．Internet, computers, no, there, or, in, time, my, were (.) 46．do, There, nothing, was, they, could (.) ______________________________ 47．you, going, do, like, hiking (?) 48．to, this, city, I’m, new (.) _________________________________ 49．was, there, school, gym, no, our, in, (.) _______________________________________ 50．do   how   you   that   know (?) ______________________________________________ 51．I  but  now  like  don’t  it  (.) ____________________________________________________________ 52．couldn't, bike, I, my, well, ride (.) __________________ 53．years, use, we, the, many, ago, couldn’t, computers (.) __________________________ 54．dining hall, was, in, school, his, there, no, old (.) 55．class   now   active   I’m   in   very (.) ______________________________________________ 56．about, your, school, Tell, us (.) _________________________________ 57．looked, the, I, it, up, dictionary, in (.) __________________________________ 58．with,   a,   Robin,   father,   race,   had,   his   (.) ___________________________________________ 59．took, The, about, Americans, days, get, five, to, there (.) ______________________________ 60．you, holiday, did, over, take, winter, pictures, the (?) __________________________________ 61．an　Amy　 dream　had　interesting　night　last　(.) ______________________________________ 62．do   was   he   nothing   could   there (.) ______________________________________________ 63．were, animals, that, there, many, in, race (.) ______________________________ 64．fast,  his,  could,  friend,  run,  very  (.) __________________________________________ 65．a gym, is, There (.) ____________________________ 66．no, there, in, was, library, school, my, old (.) _________________________________________ 67．up, on, I, it, Internet, looked, the (.) ___________________________________________ 68．was, do, nothing, there, could, he, (.) ____________________________________ 69．about, Tell, factory, your, us (.) __________________________________ 70．was, only, small, building, on, a, hill, There, one, (.) _____________________________________________________________ 71．old, school, in, library, there, was, my, no (.) ____________________ 72．are, about, you, what, talking, (?) 73．time, library, my, no, was, in, there (.) ____________________________ 74．in, no, there, Internet, my, were, time, computers, or (.) 75．know    you    do    how    that (?) ______________________________________________ 76．school, there, was, in, old, my, library, no (.) 77．was, there, old, in, my, no, library, school (.) 78．no,  gym,  There,  was,  my,  school,  in,  ago,  years,  twenty  (.) _____________________________________________________ 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 参考答案 1．I had a dream last night./Last night I had a dream. 【详解】last night昨天晚上，I我， had a dream做梦，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：昨天晚上我做了一个梦。故答案为I had a dream last night./Last night I had a dream. 2．There was no library in my old school. 【详解】本题考查句子结构。there was有，library图书馆，no没有，in my old school在我的旧学校，根据所给句号和单词，可知句子是there be句型，根据词义连成句子：我的旧学校没有图书馆。故答案为There was no library in my old school. 3．There was no library in my old school. 【详解】本题考查句子结构，there was no没有，in my old school在我以前的学校，library图书馆，根据所给的句号和单词，可知句子是一个陈述句，根据所给词义可以连成句子：我以前的学校没有图书馆。故答案为There was no library in my old school. 4．Tom was very quiet before. 【详解】before以前，was是，very十分，Tom汤姆，quiet安静的，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：汤姆以前很安静。故答案为Tom was very quiet before. 5．There were no computers or Internet in my time. 【详解】本题考查句子结构，in my time在我的时代，no没有，there were有，computers or Internet电脑和网络，根据所给句号，可知句子是陈述句，根据所给单词词义可以连成句子：在我的时代没有电脑和网络。故答案为There were no computers or Internet in my time. 6．I had an interesting dream last night. 【详解】dream梦想；last night昨天晚上；had有；I我；interesting有趣的；an一个；根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：昨天晚上我做了一个有趣的梦。故答案为I had an interesting dream last night. 7．There was no library in my old school. 【详解】本题考查句子结构，no没有，in在，There was有，library图书馆，old旧的，my我的，school学校，根据词义连成句子：我的旧学校没有图书馆。故答案为There was no library in my old school. 8．I looked it up on the Internet. 【详解】looked up查询；I我；it它；on the Internet在因特网上。句意是：我在因特网上查询它。括号中的符号是句号，故句子是陈述句。故答案为I looked it up on the Internet. 9．I looked it up on the Internet. 【详解】on the Internet在网上，I我，looked it up查阅它，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：我在网上查阅它。故答案为I looked it up on the Internet. 10．Could you play computer? 【解析】略 11．Make it a better place. 【详解】it它，better更好的，Make促使，a, 一个，place地方。根据所给的句号和句首单词Make，可知句子是祈使句。根据各词词义可知连成句子：让它成为一个更好的地方。故答案为Make it a better place. 12．We didn’t have a library. 【详解】didn’t助动词否定式，library图书馆，We我们；have有；a一个；根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：我们没有图书馆。故答案为We didn’t have a library. 13．Today is a wonderful day. 【详解】略 14．I didn’t like summer. 【详解】本题考查句子结构。summer夏天，like喜欢，I我，didn’t没有，根据所给句号和单词，可知句子是陈述句，根据词义连成句子：我不喜欢夏天。故答案为I didn’t like summer. 15．I had a good dream last night. 【详解】 had a good dream做了一个美梦， I我，last night昨天晚上，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：昨天晚上我做了一个美梦。故答案为I had a good dream last night. 16．Wu Binbin ran like a cheetah. 【详解】cheetah猎豹，Wu Binbin吴彬彬，a一，ran like跑起来像，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：吴斌斌跑起来像个猎豹。故答案为Wu Binbin ran like a cheetah. 17．Was there a dining hall ten years ago? 【详解】dining hall餐厅，was there有，ten years ago十年前，a一个，根据所给的问号和无特殊疑问词，可知句子是一个一般疑问句，根据所给词义可以连成句子：十年前这里有餐厅吗？故答案为Was there a dining hall ten years ago? 18．I’m very active in class 【详解】本题考查句子结构。I’m我是，in class在课堂上，very很，active活跃的，根据所给句号和单词，可知句子是陈述句，根据词义连成句子：我在课堂上很活跃。故答案为I’m very active in class。 19．There was no library in my old school. 【详解】in在……里，old老的，library图书馆， there was有，no表示否定，my我的学校，school学校，根据所给的句号和单词，可知句子是there be句型的否定形式，根据所给的词义可以连成句子：我以前的学校没有图书馆。故答案为There was no library in my old school. 20．There were no computers in my time. 【详解】本题考查句子结构，there were有，in my time在我的时代，no computers没有电脑，根据所给句号和单词，可知句子是there be句型，根据词义连成句子：在我的时代没有电脑。故答案为There were no computers in my time. 21．There was no library in my old school. 【详解】library图书馆，there was有，old旧的，school学校，no没有，my我的，in在……里，根据所给句号可知句子是一个陈述句，根据所给词义可以连成句子：我的旧学校没有图书馆。故答案为There was no library in my old school. 【点睛】 22．How beautiful the world was! 【详解】beautiful漂亮的，world世界，how怎样，the定冠词，was是。根据所给的感叹号，可知句子是感叹句。根据各词词义可知连成句子：多么漂亮的世界啊！故答案为How beautiful the world was! 23．There were no trees before. 【详解】本题考查句子结构。there were有，no不，trees树，before以前，根据所给句号和单词，可知句子是一个陈述句，根据所给词义可以连成句子：以前没有树。故答案为There were no trees before. 24．I didn’t like summer before. 【详解】didn't助动词，before以前，I我，summer夏天，like喜欢，根据所给句号可知句子是陈述句，根据所给单词词义可以连成句子：我以前不喜欢夏天。故答案为I didn’t like summer before. 25．It was all a dream! 【详解】was是，all都，It它，dream梦，a一个。根据所给的感叹号和句首单词It，可知句子是有感叹语气的陈述句。根据各词词义可知连成句子：这都是一场梦！故答案为It was all a dream! 26．Did you have an interesting dream? 【详解】interesting有趣的，an一个，did助动词，have有，you你，dream梦，根据所给的问号和无特殊疑问词，可知句子是一个一般疑问句，根据所给词义可以连成句子：你做了一个有趣的梦吗？故答案为Did you have an interesting dream? 27．I couldn’t cook last year. Now, I cook well. 【详解】本题考查句子结构。cook做饭，couldn’t不能，last year去年，I我，well好，Now现在，根据所给两个句号和单词可知句子有两句且是陈述句，根据所给词义连成句子：去年我不会做饭。现在，我做饭做得很好。故答案为I couldn’t cook last year. Now, I cook well. 28．Tell us about your school, please. 【详解】us我们，about关于，school学校，Tell告诉，your你的、你们的，please请。根据所给的逗号和句号及句首单词Tell，可知句子是祈使句。根据各词词义可知连成句子：请告诉我们你/你们学校的情况。故答案为Tell us about your school, please. 29．One day I’m going to visit the moon. 【详解】one day有一天，the moon月球，visit参观， I’m going to我要，一般将来时；根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：总有一天我要去探月。故答案为One day I’m going to visit the moon. 30．Tell us about your school. 【解析】略 31．There was no library in my old school. 【详解】There was有，library图书馆，in在，no没有，old旧的，school学校，my我的，根据所给句号和单词，可知句子是there be句型，根据词义连成句子：我的旧学校没有图书馆。故答案为There was no library in my old school. 32．I like to play in the snow. 【详解】 本题考查句子结构。in the snow在雪地里，like to喜欢，play玩，I我。根据所给的句号和单词，可知句子是一个陈述句，根据所给词义可以连成句子：我喜欢在雪地里玩。故答案为I like to play in the snow. 33．were no cumputers or Internet in my time. 【详解】本题考查句子结构。there were no没有，in my time在我那个年代，or或者，computers电脑，Internet互联网，根据所给句号，该句是陈述句。Internet是专有名词，首字母要大写。根据所给的单词、there be句型be动词的就近原则和词意，可以连成句子：There were no cumputers or Internet in my time. 故答案为were no cumputers or Internet in my time. 34．There  was  only  one  building  on  a  small  hill. 【详解】there was only one building只有一个楼房，small小的，on在……上，hill小山，a一，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：在一个小山上只有一个楼房。故答案为There was only one building on a small hill. 35．Where is the post office? 【详解】本题考查句子结构。the定冠词，is是，post office邮局，where哪里。根据所给的问号和特殊疑问词，可知句子是一个特殊疑问句，根据所给词义可以连成句子：邮局在哪里？ 故答案为Where is the post office? 36．I couldn’t ride my bike 【详解】本题考查句子结构，couldn’t不会，my我的，bike自行车，ride骑，I我，根据所给的句号和单词，可知句子是一个陈述句，根据所给词义可以连成句子：我不会骑自行车。故答案为I couldn’t ride my bike. 37．There were no computer rooms twenty years ago. 【详解】no没有，computer rooms电脑室，there这里，were系动词的过去式，ago过去，twenty years二十年，根据所给句号和单词，可知句子是一般过去时的there be句型，根据词义可连成句子：二十年前没有电脑室。故答案为There were no computer rooms twenty years ago. 38． 【详解】本题考查句子结构。in my time在我的时代，There were有，computers or Internet电脑或互联网，no没有；根据所给句号和单词，可知句子是there be句型的陈述句，根据词义连成句子：在我的时代没有电脑或互联网。故答案为。 39．I am very active in class now. 【详解】am是，I我，in class在课上，active活跃的，very十分，now现在，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：现在我在课上很活跃。故答案为I am very active in class now. 40．She can fly very high in the sky. 【详解】略 41．Please tell us about your country. 【详解】us我们，your你的，tell告诉，about关于，please请，country国家，根据所给的和句号和单词，可知句子是一个祈使句，根据所给词义可以连成句子：请告诉我们你的国家。故答案为Please tell us about your country. 42．I am active in class now 【详解】本题考查句子结构，am是，I我，in class在课上，active活跃的，now现在，根据所给的句号和单词，可知句子是一个陈述句，根据所给词义可以连成句子：我现在在课堂上很活跃。故答案为I am active in class now. 43．Could you see stars at night? 【详解】at night晚上，see看到，could能，starts星星，you你(们)，根据所给问号，可知句子是疑问句，根据词义连成句子：你(们)能在晚上看到星星吗？故答案为Could you see stars at night? 44．I couldn't ice-skate before. 【详解】couldn't不会，before以前，ice-skate滑冰，I我，根据所给句号可知句子是陈述句，根据所给单词词义可以连成句子：我以前不会滑冰。故答案为I couldn't ice-skate before. 45．There were no computers or Internet in my time. 【详解】本题考查句子结构，there were有，no没有，computers电脑，or或者， Internet互联网，in my time在我的时代，根据所给句号，可知句子是陈述句，根据所给单词词义连成句子：在我的时代没有电脑和互联网。故答案为There were no computers or Internet in my time. 46．There was nothing they could do. 【详解】do做，There was有，nothing没有什么，they他们，could可以。根据所给的句号和句首单词There，可知句子是there be句型。根据各词词义可知连成句子：他们无能为力。故答案为There was nothing they could do. 47．Do you like going hiking? 【详解】本题考查句子结构，you你/你们，going hiking去徒步旅行，do助动词，like喜欢，根据所给的问号和单词，可知句子是一个疑问句，根据所给词义可以连成句子：你/你们喜欢徒步旅行吗？故答案为Do you like going hiking? 48．I’m new to this city. 【详解】本题考查句型：I’m new to...“我是新来到……”，this city这个城市。根据所给句号和单词，可知句子是陈述句，根据词义连成句子：我是新来到这个城市的。故答案为I’m new to this city. 49．There was no gym in our school. 【详解】there was有，school学校，gym体育馆，no没有，our我们的，in在，根据所给句号和单词，可知句子是there be句型，根据词义连成句子：我们学校没有体育馆。故答案为There was no gym in our school. 【点睛】 50．How do you know that? 【详解】do助动词，how如何，you你，that那，know知道，根据所给的问号和特殊疑问词，可知句子是一个特殊疑问句，根据所给词义可以连成句子：你怎么知道的？故答案为How do you know that? 51．But I don’t like it now. 【详解】本题考查句子结构，I我，but但是，now现在，like喜欢，don’t不，it它，根据所给句号和单词，可知句子是陈述句，根据词义连成句子：但我现在不喜欢它。故答案为But I don’t like it now. 52．I couldn't ride my bike well. 【详解】couldn't不能，bike自行车，I我，my我的，well好，ride骑。根据所给句号可知句子是陈述句。根据各词词义可知连成句子：我的自行车骑得不好。故答案为I couldn't ride my bike well. 【点睛】 53．We couldn’t use the computers many years ago. 【详解】本题考查句子结构。many years ago很多年前，use用，the定冠词，couldn’t不会，computers电脑，根据所给句号和单词，可知句子是陈述句，根据词义连成句子：很多年前我们不会用电脑。故答案为We couldn’t use the computers many years ago. 54． 【详解】本题考查句子结构。dining hall餐厅，there was有，in his old school在他旧的学校，no没有，根据所给句号和单词，可知句子是there be句型，根据词义连成句子：他的旧学校没有餐厅。故答案为。 55．Now I’m very active in class. 【详解】in class在课堂上，now现在，active活跃的，I’m我是，very非常，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：现在我在课堂上很活跃。故答案为Now I’m very active in class. 56．Tell us about your school. 【详解】本题考查句子结构。Tell about讲述，your你的(你们的)，school学校，us我们，根据所给句号和单词，可知句子是祈使句，根据词义连成句子：给我们讲讲你的(你们的)学校吧。故答案为Tell us about your school. 57． I looked it up in the dictionary. 【详解】本题考查句子结构。looked up查找，in the dictionary在字典里，I我，it它，根据所给句号和单词，可知句子是陈述句，根据所给词义可以连成句子：我在字典里查找它。故答案为I looked it up in the dictionary. 58．Robin had a race with his father. 【详解】本题考查句子结构。with和，Robin罗宾，father父亲，had a race赛跑，his他的，根据所给单词和句号，可知句子是陈述句，根据词义连成句子：罗宾和他的父亲赛跑。故答案为Robin had a race with his father. 59．The Americans took about five days to get there. 【详解】took花费、用，The Americans美国人，about大约，five days五天，get there到达那里，to向。根据所给的句号，可知句子是陈述句。根据各词词义可知连成句子：美国人花了大约五天时间到达那里。故答案为The Americans took about five days to get there. 60．Did you take pictures over the winter holiday? 【详解】本题考查句子结构。you你(你们)，over the winter holiday在寒假期间，did助动词，take pictures拍照。根据所给的问号和助动词did，可知句子是一般疑问句。根据各词词义可知连成句子：你(你们)在寒假期间拍了照片吗？故答案为Did you take pictures over the winter holiday? 61．Amy had an interesting dream last night. 【解析】略 62．There was nothing he could do. 【详解】do做，there was有，he他，nothing没有，could能，根据所给的句号和单词，可知句子是一个定语从句，根据所给词义可以连成句子：他无能为力。故答案为There was nothing he could do. 63．There were many animals in that race. 【详解】there were有，animals动物，in that race在那场比赛中，many许多。根据所给的句号和词汇there were，可知句子是there be句型。根据各词词义可知连成句子：那场比赛有很多动物。故答案为There were many animals in that race. 64．His friend could run very fast. 【详解】fast快地，his他的，could能，friend朋友，run跑，very十分，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子：他的朋友跑得非常快。故答案为His friend could run very fast. 65．There is a gym. 【详解】a gym一个体育馆，There is有，根据所给句号和单词，可知句子是there be句型，根据所给单词词义可以连成句子：有一个体育馆。故答案为There is a gym. 【点睛】 66．There was no library in my old school. 【详解】本题考查句子结构，no没有，there was有，in在……里面，library图书馆，old school旧学校，my我的，根据所给单词和句号，可知句子是there be句型，根据词义连成句子：在我的旧学校没有图书馆。故答案为There was no library in my old school. 67．I looked it up on the Internet. 【详解】本题考查句子结构。I我，looked it up查询它，是动词短语，on the Internet在网上，是介词短语，根据所给词汇及标点，可知句子是陈述句，根据词义连成句子：我在网上查询它。故答案为I looked it up on the Internet. 68．There was nothing he could do. 【详解】there was有，do做，nothing没有事情，could能，he他，根据所给的句号和词义，可知句子为there be句型，根据所给的词义可以连成句子：他什么事情都做不了。故答案为There was nothing he could do. 【点睛】 69．Tell us about your factory. 【详解】本题考查句子结构，about关于，Tell告诉，factory工厂，your你的，us我们，根据所给句号和单词，可知句子是祈使句，根据词义连成句子：告诉我们关于你的工厂。故答案为Tell us about your factory. 70．There was only one small building on a hill. 【详解】本题考查句子结构。was是，only只有，small小的，building建筑物，on在……的上面，a冠词，There这，one一个，根据所给句号，可知句子是陈述句，根据词义可以连成句子：在山上只有一个小建筑物。故答案为There was only one small building on a hill. 71．There was no library in my old school. 【详解】old旧的，school学校，in在，library图书馆，there was有，my我的，no没有，根据所给句号和单词，可知句子是there be句型，根据词义连成句子：我的旧学校没有图书馆。故答案为There was no library in my old school. 72． 【详解】本题考查句子结构，are talking about正在谈论，you你们，what什么，根据所给问号，可知句子是疑问句，根据词义连成句子：你们在谈论什么？故答案为。 73．There was no library in my time. 【详解】library图书馆，no不，in my time在我的年代，there was有，根据所给的句号，可知句子是一个陈述句，根据所给词义可以连成句子： 我那个时代没有图书馆。故答案为There was no library in my time. 74．There were no computers or Internet in my time. 【详解】本题考查句子结构。in my time在我的时代，no没有，there were有，Internet网络，computers计算机，or或者。根据所给单词和句号，可知句子为there be句型。根据词义可连成句子：在我的时代没有计算机或者网络。故答案为There were no computers or Internet in my time. 75．How do you know that? 【详解】know知道，you你，do助动词，how怎么，that 那个，根据所给问号和单词，可知句子是疑问句，根据词义可连成句子：你怎么知道那个的？故答案为How do you know that? 76．There was no library in my old school. 【详解】本题考查句子结构，school学校，there was有，in在，old旧的，my我的，library图书馆，no没有，根据所给句号和单词，可知句子是there be句型，根据词义连成句子：我的旧学校没有图书馆。故答案为There was no library in my old school. 77． 【详解】本题考查句子结构。there was有，no library没有图书馆，in my old school在我的旧学校。根据所给单词和句号，可知句子是陈述句，根据词义连城句子：在我的旧学校没有图书馆。故答案为。 78．There was no gym in my school twenty years ago. 【详解】no没有，gym体育馆，There was有，my我的，school学校，in在，ago以前，years年，twenty 20，根据所给的句号和There was，可知句子是一个There be句型，根据所给词义可以连成句子：20年以前在我的学校没有体育馆。故答案为There was no gym in my school twenty years ago. 答案第1页，共2页 答案第1页，共2页 学科网（北京）股份有限公司 $