Unit 1 Back to school【单元卷·考点卷】(单词短语句型语法)-2024-2025学年高一英语单元速记•巧练（译林版2020必修第一册）

班级 姓名 学号 分数 Unit 1 Back to school 单元重点单词短语句型语法精练 (时间：60分钟，满分：100分) 一、用括号内所给单词的适当形式填空(本大题共40小题，每小题1分，共40分) 1. I gained so much ________(confident) that I went back to school as a new person. 【答案】confidence 【详解】考查名词。句意：我获得了如此多的信心，以至于变成了一个全新的人回到了学校。分析句子可知，空处应填名词confidence“信心”在句中作宾语，为不可数名词。故填confidence。 2. With the help of the ________(advance) technology, we can finish the work without difficulty. 【答案】advanced 【详解】考查形容词。句意：借助先进的技术，我们可以毫无困难地完成这项工作。此处应用形容词advanced作定语，修饰名词technology，表示“先进的”，故填advanced。 3. It is well worth making ________ effort to promote the public awareness of environmental protection. 【答案】an 【详解】考查冠词。句意：努力提高公众的环保意识是很值得的。make an effort to do sth.为固定搭配，意为“努力做某事”。故填an。 4. In that country, many women are fighting for the ________(equal) of job seeking. 【答案】equality 【详解】考查名词。句意：在那个国家，许多妇女正在为争取平等的求职机会而斗争。空处作介词for的宾语，结合空前的the可知，此处应填名词形式，equality“平等”，不可数名词，故填equality。 5. Any man will be equal ________ the task; so long as he is careful, you should give him a try. 【答案】to 【详解】考查介词。句意：任何人都能胜任这项任务；只要他小心，你就应该让他试一试。分析句子结构，be equal to为固定短语，含义为“胜任……”，故填to。 6. Actually，diet and exercise are ________(equal) important. 【答案】equally 【详解】考查副词。句意：实际上，饮食和运动同样重要。分析句子，设空处使用副词作状语，修饰形容词，equally意为“同样地，相当地”。故填equally。 7. It is my first time that I ________(challenge)my teacher. 【答案】have challenged 【详解】考查时态。句意：这是我第一次挑战我的老师。It is the first time that +现在完成时态“某人第一次做某事”为固定句型。空处用现在完成时，主语是I，助动词用have，故填have challenged。 8. To be honest, I found the job a little bit ________(challenge) at the beginning. 【答案】challenging 【详解】考查形容词。句意：老实说，刚开始的时候我觉得这份工作有点挑战性。此处作补足语，表示“有挑战性的”应用形容词challenging。故填challenging。 9. It is a big challenge ________(find) and keep the right balance between progress and the protection of cultural sites. 【答案】to find 【详解】考查非谓语动词。句意：在进步与文化遗址保护之间找到并保持适当的平衡是一项巨大的挑战。it be+(a/an)+名词+to do sth.固定句型，意为“做某事是(一件)……的事”，it是形式主语，此处应用不定式作真正的主语，故填to find。 10. I will take the ________(responsible) for preparing a meal for the whole family. 【答案】responsibility 【详解】考查名词。句意：我将负责为全家准备一顿饭。根据定冠词the可知，此处应用其名词responsibility(不可数)作宾语。故填responsibility。 11. The captain of the ship is responsible ________ the safety of all the passengers on board. 【答案】for 【详解】考查介词。句意：船长对船上所有乘客的安全负责。短语be responsible for表示“对……负责”。故填for。 12. The committee made a ________(propose) that the government should investigate the reason why so many wild animals disappeared. 【答案】proposal 【详解】考查名词。句意：委员会建议政府调查这么多野生动物消失的原因。空处作made的宾语，结合a可知，空处用名词单数，proposal意思为：建议，符合题意。故填proposal。 13. His proposal ________ the old tower should be preserved at once attracted the government’s attention. 【答案】that 【详解】考查同位语从句。句意：他提出的应立即保护古塔的建议引起了政府的注意。分析句子可知，空处引导同位语从句，说明名词proposal的内容，从句结构、意义完整，应用that引导。故填that。 14. ________(fortunate), I realized quickly that deciding to go to university meant I had signed up for four years of reading books. 【答案】Fortunately 【详解】考查副词。句意：幸运的是，我很快意识到，决定上大学意味着我已经签下了四年读书的合同。此处修饰整个句子，应用副词fortunately“幸运的是”，作状语，首字母大写。故填Fortunately。 15. The poor boy was ________(fortune) enough to be invited to the party. 【答案】fortunate 【详解】考查形容词。句意：这个可怜的男孩很幸运被邀请参加聚会。分析句子，设空处应该填写形容词作表语。fortune为名词，意为“运气，财富”，其形容词为fortunate，意为“幸运的”。故填fortunate。 16. Everybody ________(alarm) at the news that the enemies were near. 【答案】was alarmed 【详解】考查一般过去时，形容词。句意：听到敌人逼近的消息，大家都惊慌了。此处指的是“每个人都惊慌的”；alarmed意为“惊恐的，惊慌的”；be alarmed at表示“对……惊慌”。此处描述的是过去的事情，因此用一般过去时，主语为Everybody，谓语动词用单数。故填was alarmed。 17. The disease has spread at an ________(alarm) speed. 【答案】alarming 【详解】考查形容词。句意：这种疾病以惊人的速度传播。结合句意分析句子，提示词作定语修饰名词speed，表明其性质，应用-ing形容词alarming，意为“使人惊恐的；令人惊慌的”。故填alarming。 18. When ________(contribute) were made by geniuses outside the club—women, or people of a different color or belief—they were unacknowledged and rejected by others. 【答案】contributions 【详解】考查名词。句意：当俱乐部之外的天才——女性、不同肤色或信仰的人——做出贡献时，他们不被承认，被其他人拒绝。分析句子可知，when引导时间状语从句，空处缺少从句的主语，结合were可知，主语为名词复数contributions。故填contributions。 19. He contributed a number of articles ________ the magazine. 【答案】to 【详解】考查介词。句意：他为该杂志投稿了许多文章。根据空前的contributed和句意可知，本空填介词to，contribute (sth) to...意为“(为报纸、杂志、电台或电视节目)撰稿，投稿”为固定短语。故填to。 20. Since I first heard English spoken by a British man, I ________ (attract) by the beautiful language. 【答案】have been attracted 【详解】考查时态语态。句意：自从我第一次听到英国人说英语，我就被这种美丽的语言所吸引。主语与谓语构成被动关系，根据上文Since I first heard English spoken by a British man可知为现在完成时的被动语态，主语为I，助动词用have。故填have been attracted。 21. ________ attracted many foreigners first was the Chinese food. 【答案】What 【详解】考查主语从句。句意：首先吸引许多外国人的是中国菜。分析句子可知，这里考查主语从句，从句中缺主语，由句意可知，应用连接代词what，表“什么”，符合句意。故填What。 22. Making easy money has always been an ________(attract) thing. 【答案】attractive 【详解】考查形容词。句意：轻松赚钱一直是一件有吸引力的事情。分析句子结构可知，此处应为形容词作定语，attract的形容词为attractive意为“有吸引力的”符合句意。故填attractive。 23. The classical music reminds me ________ a well-known conductor. 【答案】of 【详解】考查介词。句意：这种古典音乐使我想起一位著名的指挥家。remind sb of ...“使某人想起……”，固定短语，故填of。 24. The girl was reminded that her clothes ________(not wash). 【答案】had not been washed 【详解】考查过去完成时的被动语态。句意：这个女孩被提醒她的衣服没有洗过。动词wash意为“清洗”，和主语clothes构成被动关系，根据“The girl was reminded that”可知，动作发生在过去之前，应用过去完成时。故填had not been washed。 25. This award is a ________(remind) that I once made progress in my academic performance. 【答案】reminder 【详解】考查名词。句意：这个奖项提醒我，我曾经在学业上取得了进步。分析句子，设空处使用remind的名词reminder作表语，意为“提醒”。故填reminder。 26. Please remind me ________(attend) the meeting at 8 o’clock tomorrow. 【答案】to attend 【详解】考查非谓语动词。句意：请提醒我参加明天8点的会议。remind sb. to do sth.为固定用法，意为“提醒某人做某事”。故填to attend。 27. What made him excited was that he was offered ________ amazing opportunity to work with leading scientists in the field. 【答案】an 【详解】考查冠词。句意：让他兴奋的是，他得到了一个与该领域的顶尖科学家一起工作的绝佳机会。opportunity是可数名词的单数形式，表泛指，前面要加不定冠词，amazing是元音音素开头，因此不定冠词用an，故填an。 28. To our ________(amaze), all the children focus on their studies recently. 【答案】amazement 【详解】考查名词。句意：令我们惊讶的是，所有的孩子最近都专注于学习。to one’s amazement令某人惊讶的是，因前面our为形容词性物主代词，后接名词，且该词不可数，故填amazement。 29. This four-day walking tour will take you on amazing ________(path) through the Andes Mountains on the way to the city of Machu Picchu. 【答案】paths 【详解】考查名词的数。句意：这场为期四天的徒步旅行将带你在前往马丘比丘市的途中，沿着安第斯山脉的奇妙小路前行。path意为“小路”，为可数名词，且其前没有表示数量的限定词修饰，这里应用复数形式，表示泛指。故填paths。 30. The foreign students were attracted by such ________(amaze) Chinese tea culture. 【答案】amazing 【详解】考查形容词。句意：这些外国学生都被中国令人惊叹的茶文化所吸引。形容词修饰名词culture作定语，故填amazing。 31. The day he was looking forward to ________(come) at last. 【答案】came 【详解】考查动词时态。句意：他一直盼望着的那一天终于来到了。本句包含一个定语从句，主语是The day， he was looking forward to是定语从句，修饰先行词The day，因此本空为主句谓语，根据句意和空前的was可知，事情发生在过去，故时态用一般过去时，本空用come“来”的过去式。因此填came。 32. ________ is important is that you should set aside some time every day for sports so that you can keep yourself energetic. 【答案】What 【详解】考查主语从句。句意：重要的是你应该每天留出一些时间来运动，这样你才能保持精力充沛。分析句子结构可知，空处引导主语从句，从句缺少主语，表示事物，用what引导。放在句首，首字母大写。故填What。 33. He seems so ________(polite) that no one wants to work with him. 【答案】impolite 【详解】考查形容词。句意：他看起来很不礼貌，没有人愿意和他一起工作。分析句子结构可知，此处应为形容词作表语，结合句意可知，此处表示“不礼貌的”，所以，此处应为polite的反义词impolite。故填impolite。 34. I find ________ difficult for me to lose weight. 【答案】it 【详解】考查代词。句意：我发现减肥对我来说很难。由句意此处应填代词it，作形式宾语，不定式作真正的宾语。故填it。 35. One day in the future, you will find yourself ________(grow) into a well-rounded individual. 【答案】growing 【详解】考查非谓语动词。句意：在未来的某一天，你会发现自己成长为一个全面发展的人。空处是非谓语动词作宾语补足语，宾语yourself和动词grow是主动关系，应用现在分词作宾语补足语，故填growing。 36. Whenever you step into the small village, you will find yourself ________(surround) by the splendid scenery and friendly villagers there. 【答案】surrounded 【详解】考查非谓语动词。句意：每当你走进这个小村庄，你就会发现自己被那里壮丽的风景和友好的村民所包围。分析可知，空处应填非谓语动词作宾补，宾语yourself和surround之间为被动关系，应用过去分词形式。故填surrounded。 37. ________(surround) yourself with positive and admirable people will result in you adopting positive values. 【答案】Surrounding 【详解】考查非谓语动词。句意：周围都是积极的、令人钦佩的人，这会让你树立积极的价值观。本句谓语为will result，此处为非谓语动词，用surround“围住，围绕，喜欢结交(某类人)”的动名词，作主语。故填Surrounding。 38. But that’s not as bad a story ________ I heard the other day. 【答案】as 【详解】考查定语从句。句意：但这个故事没有我前几天听到的那个糟糕。根据句意分析句子可知，空格后的部分是一个定语从句，对先行词story进行限定说明，因为先行词story前有as修饰，所以关系代词应该用as，as在从句中作heard的宾语。故填as。 39. Joining us in the studio tonight ________(be) James Smith, Vincent Brown and Julie Archer . 【答案】are 【详解】考查动词时态和倒装句。句意：今晚我们演播室的嘉宾是詹姆斯·史密斯、文森特·布朗和朱莉·阿彻。句子使用了完全倒装，现在进行时表将来，主语为James Smith, Vincent Brown and Julie Archer ，be动词用are。故填are。 40. The foreign friends you referred to are looking forward to ________(show) around your university. 【答案】being shown 【详解】考查非谓语动词。句意：你提到的那些外国朋友都盼望着参观你们的大学。look forward to doing sth.期望做某事。主语The foreign friends与show之间为被动关系，所以用动名词的被动形式。故填being shown。 二、根据句意及首字母或汉语提示完成单词(本大题共20小题，每小题1分，共20分) 1. Without ________(目标)，we might not know what to do. 2. He had some cartoon ________(人物) on his shirt. 3. Stick to your dream and remember that your ________(努力) will pay off in time. 4. A ________(积极的)mind as well as constant hard work can make a big difference in your success. 5. I have realized that with every ________(个人) doing his part，we will create a better world. 6. In spite of the fact that we are facing great pressure，we should adopt an optimistic ________(态度). 7. To attract more ________(潜在的) customers, the online store pushes a series of special offers. 8. We should make full use of English learning ________(资源) online to improve our English. 9. ________(受惊) by the noise，the birds flew away in all directions. 10. At the end of the party, we thanked the ________(主人) and went away. 11. Here are some ________(建议)on how to improve your oral English effectively. 12. However ________(艰难的) the situation is，you should take a positive attitude 13. As for teaching resources，we have special textbooks and ________(专业的) teachers. 14. Our head teacher constantly ________(提醒) us to make the most of our time to work hard. 15. With the ________(目的)of helping the poor women become independent，we set up this organization. 16. It took him a long time to ________(获得) the skills he needed to become a good dancer. 17. The new government’s first ________(挑战) is the economy. 18. Tell me the main points now; leave the ________(细节) till later. 19. The artist combines different ________(技巧) in the same painting. 20. As for the Chinese reading ________(材料), I strongly recommend Chinese Folk Tales to you. 【答案】1.goals 2. characters 3. efforts 4. positive 5. individual 6. attitude 7. potential 8. resources 9. Alarmed 10. hosts 11. tips 12. tough 13. professional 14. reminds 15. aim 16. acquire 17. challenge 18. details 19. techniques 20material 三、完成句子(本大题共20小题，每小题2分，共40分) 1. 显然，这座城市的美在于其独特的建筑风格。 Obviously，the beauty of the city ________________ the unique style of its buildings. 2. 如果你愿意接受挑战，你将有机会获得高薪。 If you ________________ challenges，you will have the opportunity to get a high salary. 3. 随着时间的推移，他们逐渐成为了亲密的朋友。 They gradually became close friends through contacts ________________. 4. 作为学生，充分利用时间努力学习是我们的责任。 As students，it is our responsibility to ________________ our time to work hard. 5. 你应该利用这个机会展示你的才能。 You should ________________ this chance to show your talent. 6. 我们期待看的那部电影将于下周上映。 The film that we are ________________ seeing will be on show next week. 7. 我真诚地希望以上的建议能对你的中文学习有所帮助。 Sincerely I hope the suggestions above can ________________ your Chinese study. 8. 由于不努力，他英语考试不及格。 He failed in the English exam ________________ his not working hard. 9. 如果你想达到你的目的，你必须坚持努力工作。 If you want to achieve your aim, you must ________________ working hard. 10. 我的父母经常提醒我，作为一名学生，我应该集中精力去学习。 My parents often remind me that I should ________________ my attention ________________ study as a student. 11. 为了提高我的英语水平，我将不遗余力地更加努力学习。 ________________ improving my English, I will spare no effort to work harder. 12. 你觉得你可以用什么方式为我们公司做贡献?   In what ways do you think you could ________________ our company? 13. 他的英语说得确实很好，但当然不如一个以英语为母语的人流利。 He speaks English well indeed, but of course ________________ a native speaker. 14.最后但并非最不重要的是，他很热心，愿意帮助有需要的人。 ________________, he is warm-hearted and willing to help others in need. 15. 首先，交一些中国朋友对你来说很重要，他们可以在很多方面帮助你。(it is＋adj.＋for sb to do) First of all, ________________, who can help you in many ways. 16. 同样重要的是你对生活的积极态度和对自己的信心。(完全倒装句) ________________ your positive attitude to life and confidence in yourself. 17. 最后但同样重要的是，正如我们都知道的那样，你应该在学习和生活之间保持平衡。(as引导定语从句) Last but not least, ________________,you should keep a balance between your study and life. 18. 一开始，我发现适应这儿的生活很难。(find＋it＋adj.＋to do) In the beginning, I ________________ the life here. 19. 因为这里的课程与中国的课程非常不同，所以我不得不求助于我的老师和同学。(so...that...) Because the classes here are ________________ I have to turn to my teachers and classmates for help. 20. 说到交朋友，我认为加入俱乐部是一个很好的方式。(doing作主语) When it comes to making friends，I think ________________ really a great way. 【答案】 1. lies in 2. rise to 3. over time 4. make the most of 5. take advantage of 6. looking forward to 7. make a difference to 8. as a result of 9. stick to 10. focus on 11. With the aim of 12. make a contribution to 13. not as fluently as 14. Last but not least 15. it is important for you to make some Chinese friends 16. Of equal importance are 17. as we all know 18. found it challenging to get used to 19. so different from those in China that 20. joining clubs is ( 1 )原创精品资源学科网独家享有版权，侵权必究！ 学科网（北京）股份有限公司 $$ 班级 姓名 学号 分数 Unit 1 Back to school 单元重点单词短语句型语法精练 (时间：60分钟，满分：100分) 一、用括号内所给单词的适当形式填空(本大题共40小题，每小题1分，共40分) 1. I gained so much ________(confident) that I went back to school as a new person. 2. With the help of the ________(advance) technology, we can finish the work without difficulty. 3. It is well worth making ________ effort to promote the public awareness of environmental protection. 4. In that country, many women are fighting for the ________(equal) of job seeking. 5. Any man will be equal ________ the task; so long as he is careful, you should give him a try. 6. Actually，diet and exercise are ________(equal) important. 7. It is my first time that I ________(challenge)my teacher. 8. To be honest, I found the job a little bit ________(challenge) at the beginning. 9. It is a big challenge ________(find) and keep the right balance between progress and the protection of cultural sites. 10. I will take the ________(responsible) for preparing a meal for the whole family. 11. The captain of the ship is responsible ________ the safety of all the passengers on board. 12. The committee made a ________(propose) that the government should investigate the reason why so many wild animals disappeared. 13. His proposal ________ the old tower should be preserved at once attracted the government’s attention. 14. ________(fortunate), I realized quickly that deciding to go to university meant I had signed up for four years of reading books. 15. The poor boy was ________(fortune) enough to be invited to the party. 16. Everybody ________(alarm) at the news that the enemies were near. 17. The disease has spread at an ________(alarm) speed. 18. When ________(contribute) were made by geniuses outside the club—women, or people of a different color or belief—they were unacknowledged and rejected by others. 19. He contributed a number of articles ________ the magazine. 20. Since I first heard English spoken by a British man, I ________ (attract) by the beautiful language. 21. ________ attracted many foreigners first was the Chinese food. 22. Making easy money has always been an ________(attract) thing. 23. The classical music reminds me ________ a well-known conductor. 24. The girl was reminded that her clothes ________(not wash). 25. This award is a ________(remind) that I once made progress in my academic performance. 26. Please remind me ________(attend) the meeting at 8 o’clock tomorrow. 27. What made him excited was that he was offered ________ amazing opportunity to work with leading scientists in the field. 28. To our ________(amaze), all the children focus on their studies recently. 29. This four-day walking tour will take you on amazing ________(path) through the Andes Mountains on the way to the city of Machu Picchu. 30. The foreign students were attracted by such ________(amaze) Chinese tea culture. 31. The day he was looking forward to ________(come) at last. 32. ________ is important is that you should set aside some time every day for sports so that you can keep yourself energetic. 33. He seems so ________(polite) that no one wants to work with him. 34. I find ________ difficult for me to lose weight. 35. One day in the future, you will find yourself ________(grow) into a well-rounded individual. 36. Whenever you step into the small village, you will find yourself ________(surround) by the splendid scenery and friendly villagers there. 37. ________(surround) yourself with positive and admirable people will result in you adopting positive values. 38. But that’s not as bad a story ________ I heard the other day. 39. Joining us in the studio tonight ________(be) James Smith, Vincent Brown and Julie Archer . 40. The foreign friends you referred to are looking forward to ________(show) around your university. 二、根据句意及首字母或汉语提示完成单词(本大题共20小题，每小题1分，共20分) 1. Without ________(目标)，we might not know what to do. 2. He had some cartoon ________(人物) on his shirt. 3. Stick to your dream and remember that your ________(努力) will pay off in time. 4. A ________(积极的)mind as well as constant hard work can make a big difference in your success. 5. I have realized that with every ________(个人) doing his part，we will create a better world. 6. In spite of the fact that we are facing great pressure，we should adopt an optimistic ________(态度). 7. To attract more ________(潜在的) customers, the online store pushes a series of special offers. 8. We should make full use of English learning ________(资源) online to improve our English. 9. ________(受惊) by the noise，the birds flew away in all directions. 10. At the end of the party, we thanked the ________(主人) and went away. 11. Here are some ________(建议)on how to improve your oral English effectively. 12. However ________(艰难的) the situation is，you should take a positive attitude 13. As for teaching resources，we have special textbooks and ________(专业的) teachers. 14. Our head teacher constantly ________(提醒) us to make the most of our time to work hard. 15. With the ________(目的)of helping the poor women become independent，we set up this organization. 16. It took him a long time to ________(获得) the skills he needed to become a good dancer. 17. The new government’s first ________(挑战) is the economy. 18. Tell me the main points now; leave the ________(细节) till later. 19. The artist combines different ________(技巧) in the same painting. 20. As for the Chinese reading ________(材料), I strongly recommend Chinese Folk Tales to you. 三、完成句子(本大题共20小题，每小题2分，共40分) 1. 显然，这座城市的美在于其独特的建筑风格。 Obviously，the beauty of the city ________________ the unique style of its buildings. 2. 如果你愿意接受挑战，你将有机会获得高薪。 If you ________________ challenges，you will have the opportunity to get a high salary. 3. 随着时间的推移，他们逐渐成为了亲密的朋友。 They gradually became close friends through contacts ________________. 4. 作为学生，充分利用时间努力学习是我们的责任。 As students，it is our responsibility to ________________ our time to work hard. 5. 你应该利用这个机会展示你的才能。 You should ________________ this chance to show your talent. 6. 我们期待看的那部电影将于下周上映。 The film that we are ________________ seeing will be on show next week. 7. 我真诚地希望以上的建议能对你的中文学习有所帮助。 Sincerely I hope the suggestions above can ________________ your Chinese study. 8. 由于不努力，他英语考试不及格。 He failed in the English exam ________________ his not working hard. 9. 如果你想达到你的目的，你必须坚持努力工作。 If you want to achieve your aim, you must ________________ working hard. 10. 我的父母经常提醒我，作为一名学生，我应该集中精力去学习。 My parents often remind me that I should ________________ my attention ________________ study as a student. 11. 为了提高我的英语水平，我将不遗余力地更加努力学习。 ________________ improving my English, I will spare no effort to work harder. 12. 你觉得你可以用什么方式为我们公司做贡献?   In what ways do you think you could ________________ our company? 13. 他的英语说得确实很好，但当然不如一个以英语为母语的人流利。 He speaks English well indeed, but of course ________________ a native speaker. 14.最后但并非最不重要的是，他很热心，愿意帮助有需要的人。 ________________, he is warm-hearted and willing to help others in need. 15. 首先，交一些中国朋友对你来说很重要，他们可以在很多方面帮助你。(it is＋adj.＋for sb to do) First of all, ________________, who can help you in many ways. 16. 同样重要的是你对生活的积极态度和对自己的信心。(完全倒装句) ________________ your positive attitude to life and confidence in yourself. 17. 最后但同样重要的是，正如我们都知道的那样，你应该在学习和生活之间保持平衡。(as引导定语从句) Last but not least, ________________,you should keep a balance between your study and life. 18. 一开始，我发现适应这儿的生活很难。(find＋it＋adj.＋to do) In the beginning, I ________________ the life here. 19. 因为这里的课程与中国的课程非常不同，所以我不得不求助于我的老师和同学。(so...that...) Because the classes here are ________________ I have to turn to my teachers and classmates for help. 20. 说到交朋友，我认为加入俱乐部是一个很好的方式。(doing作主语) When it comes to making friends，I think ________________ really a great way. ( 1 )原创精品资源学科网独家享有版权，侵权必究！ 学科网（北京）股份有限公司 $$