Unit 2 Great ideas 词汇+音标+词组+例句+词汇巩固练习 2026-2027学年沪教版九年级英语上册

本初中英语讲义聚焦Unit 2 Great ideas核心知识点，系统梳理16个核心词汇、7个拓展词汇及14个重点词组，词汇含音标、词性、例句及派生词，词组配语境例句，构建从基础词汇到语境应用的学习支架，衔接词性转换与语法填空练习。 资料特色在于整合词汇与语法，通过派生词对比（如ignore→ignorance/ignorant）和故事性语法填空（阿基米德与金王冠）提升语言能力，分层练习（词性转换分A-E部分）培养思维品质，参考答案助力课后自主学习，课中辅助教师夯实基础，课后帮助学生查漏补缺。

Unit 2 Great ideas 词汇+音标+词组+例句+词汇巩固练习 （9年级上册最新沪教版上海专用） 核心词汇（16个） 1 firm /fɜːm/ adj. 牢固的；坚硬的 【例句】The foundation of the building is firm. （建筑物的地基很牢固。） firmly adv. 牢固地；firmness n. 坚定 2 ignorance /ˈɪɡnərəns/ n. 无知 【例句】Ignorance is the mother of fear. （无知是恐惧之源。） ignorant adj. 无知的；ignore v. 忽视 3 application /ˌæplɪˈkeɪʃn/ n. 应用 【例句】The application of this theory is very wide. （这个理论的应用非常广泛。） apply v. 应用/申请；applicant n. 申请人 4 fancy /ˈfænsi/ adj. 精致的；绚丽的 【例句】The king ordered a fancy golden crown. （国王下令制作一顶精致的金王冠。） fancy v. 想象；想要 5 satisfied /ˈsætɪsfaɪd/ adj. 满意的；满足的 【例句】He was not satisfied with the crown. （他对王冠不满意。） satisfy v. 使满意；satisfying adj. 令人满意的；satisfaction n. 满意 6 prince /prɪns/ n. 王子 【例句】The prince became king after his father died. （父亲去世后，王子成为了国王。） princess n. 公主 7 displace /dɪsˈpleɪs/ v. 排出；取代 【例句】The gold displaced some water. （金子排出了一些水。） displacement n. 位移；取代 8 fool /fuːl/ v. 欺骗；愚弄 【例句】The crown maker tried to fool the king. （王冠工匠试图欺骗国王。） fool n. 傻瓜；foolish adj. 愚蠢的 9 prison /ˈprɪzn/ n. 监狱 【例句】The king sent the liar to prison. （国王把说谎者送进了监狱。） prisoner n. 囚犯 10 wire /ˈwaɪə(r)/ n. 金属丝；电线 【例句】Be careful with the wire; it's dangerous. （小心这根电线，很危险。） wired adj. 有线的 11 prove /pruːv/ v. 证明；证实 【例句】Archimedes proved that the crown was not pure gold. （阿基米德证明王冠不是纯金的。） proof n. 证据（过去式：proved；过去分词：proved/proven） 12 hardly /ˈhɑːdli/ adv. 几乎不；几乎没有 【例句】He could hardly believe his eyes. （他几乎不敢相信自己的眼睛。） hard adj./adv. 硬的/努力地 13 balanced /ˈbælənst/ adj. 保持平衡的 【例句】We should live a balanced life. （我们应该过平衡的生活。） balance v./n. 平衡；unbalanced adj. 不平衡的 14 reject /rɪˈdʒekt/ v. 拒绝接受；不予考虑 【例句】He rejected the old ideas and sought truth. （他拒绝接受旧观念，追求真理。） rejection n. 拒绝 15 thus /ðʌs/ adv. 因此；如此 【例句】He worked hard, and thus succeeded. （他努力工作，因此成功了。） 16 princess /prɪnˈses/ n. 公主 【例句】The princess lived in a beautiful castle. （公主住在一座美丽的城堡里。） prince n. 王子（对应词） 拓展词汇（7个） 17 genius /ˈdʒiːniəs/ n. 天才 【例句】Einstein was a genius in physics. （爱因斯坦是物理学界的天才。） 18 consider /kənˈsɪdə(r)/ v. 认为；觉得 【例句】Many people consider him a genius. （许多人认为他是天才。） consideration n. 考虑 19 sense /sens/ n. 理解力；判断力 【例句】He has a good sense of humour. （他有很好的幽默感。） 20 humour /ˈhjuːmə(r)/ n. 幽默 【例句】His speech was full of humour. （他的演讲充满幽默。） humorous adj. 幽默的 21 pleasure /ˈpleʒə(r)/ n. 乐事；快事 【例句】It's a pleasure to meet you. （见到你是件乐事。） pleasant adj. 令人愉快的；please v. 使高兴 22 applause /əˈplɔːz/ n. 鼓掌；喝彩 【例句】The audience broke into applause. （观众爆发出掌声。） applaud v. 鼓掌 23 universe /ˈjuːnɪvɜːs/ n. 宇宙 【例句】The universe is full of mysteries. （宇宙充满奥秘。） universal adj. 宇宙的 重点词组（14个） 1 be satisfied with 对……感到满意 【例句】The king was not satisfied with the crown. （国王对王冠不满意。） 2 fill ... with 充满；装满 【例句】He filled the bath with water. （他给浴缸装满水。） 3 run over 溢出 【例句】The water ran over when he got into the bath. （他进浴缸时水溢出来了。） 4 go straight to 直奔 【例句】Archimedes went straight to the palace. （阿基米德直奔王宫。） 5 as a whole 作为一个整体；总体上 【例句】We should consider the problem as a whole. （我们应从总体上考虑问题。） 6 get something across 把某事讲清楚 【例句】He tried to get his ideas across to the audience. （他试图向观众讲清楚他的想法。） 7 sense of humour 幽默感 【例句】A good sense of humour is important. （良好的幽默感很重要。） 8 let ... down 使失望 【例句】I won't let you down. （我不会让你失望。） 9 by heart 单凭记忆；能背诵 【例句】He learned the speech by heart. （他背诵了演讲稿。） 10 take a seat 坐下 【例句】Please take a seat and wait. （请坐下等候。） 11 join in 参加；加入 【例句】May I join in the discussion? （我可以参加讨论吗？） 12 have no idea 丝毫不知道 【例句】I have no idea what to do next. （我丝毫不知道下一步该做什么。） 13 in trouble 倒霉；处于困境 【例句】He will be in trouble if he is late again. （如果再迟到，他会倒霉的。） 14 play a joke on sb. 跟某人开玩笑 【例句】Don't play a joke on the old man. （不要跟那位老人开玩笑。） 补充词汇（教材Reading/Grammar板块） 24 astronomer /əˈstrɒnəmə(r)/ n. 天文学家 【例句】Galileo was a famous astronomer. （伽利略是著名的天文学家。） 25 theory /ˈθɪəri/ n. 学说；理论 【例句】Einstein developed the theory of relativity. （爱因斯坦提出了相对论。） 26 lecture /ˈlektʃə(r)/ n. 讲座；演讲 【例句】He gave a lecture on physics. （他做了一场关于物理的讲座。） 27 audience /ˈɔːdiəns/ n. 观众；听众 【例句】The audience clapped loudly. （观众大声鼓掌。） 28 trust /trʌst/ v. 信任；信赖 【例句】You can trust him; he is honest. （你可以信任他，他很诚实。） 29 seat /siːt/ n. 座位 【例句】Please take your seat. （请就座。） 30 pale /peɪl/ adj. 苍白的 【例句】Her face turned pale with fear. （她吓得脸色苍白。） 31 achievement /əˈtʃiːvmənt/ n. 成就；成绩 【例句】His achievements are well known. （他的成就众所周知。） 32 philosopher /fəˈlɒsəfə(r)/ n. 哲学家 【例句】Laozi was a great philosopher. （老子是一位伟大的哲学家。） 33 obey /əˈbeɪ/ v. 服从；遵守 【例句】We must obey the school rules. （我们必须遵守校规。） 34 reduce /rɪˈdjuːs/ v. 减少；缩小 【例句】We should reduce waste. （我们应该减少浪费。） 35 exactly /ɪɡˈzæktli/ adv. 精确地；准确地 【例句】Tell me exactly what happened. （精确地告诉我发生了什么。） 36 action /ˈækʃn/ n. （故事、戏剧中的）情节 【例句】The action of the story is exciting. （故事的情节很精彩。） Unit 2 Great ideas 词性转换填空题（30题） 根据句意，用括号内单词的适当形式填空。 Part A: (1-6题) 1. He held the rope __________ (firm) and didn't let go. 2. The crown maker __________ (fool) tried to cheat the king, but failed. 3. She looked at the fancy crown __________ (satisfied) and nodded. 4. The water ran over __________ (straight) when he got into the bath. 5. He was __________ (whole) convinced that his theory was correct. 6. The audience clapped __________ (foolish) after the lecture. Part B: (7-12题) 7. His __________ (ignore) of the rules led to serious problems. 8. The __________ (apply) of this new technology has changed our lives. 9. To my great __________ (satisfied), he accepted my invitation. 10. The __________ (prison) escaped from jail last night. 11. Do you have any __________ (prove) that he is innocent? 12. He has a good sense of __________ (humorous) and always makes us laugh. Part C: (13-18题) 13. He __________ (consider) one of the best students in the school. 14. Yesterday I got an __________ (invite) from my best friend. 15. Flying across the Atlantic was a great __________ (achieve) at that time. 16. The entire audience broke into __________ (applaud) at the end. 17. Students must __________ (obey) the school rules without exception. 18. Don't __________ (trust) a person who always tells lies. Part D: (19-24题) 19. He __________ (reject) all the old ideas and created new ones. 20. We need to __________ (reduction) the cost of production. 21. Can you describe the accident __________ (exact)? 22. She solved the problem without __________ (difficult). 23. He learned the whole poem by __________ (heart) in an hour. 24. His face turned __________ (pale) when he heard the terrible news. Part E: (25-30题) 25. He is a __________ (genius) scientist who won the Nobel Prize. 26. The __________ (universe) is expanding all the time. 27. We should live a __________ (balance) life with both work and rest. 28. His __________ (displace) from the company was unexpected. 29. The __________ (apply) for the position must have a degree. 30. She felt __________ (satisfy) with the result of her hard work. Unit 2 Great ideas 语法填空题（10空） 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Archimedes and the Golden Crown Long ago, a king asked a crown maker to make him a fancy golden crown. When the crown arrived, the king was not satisfied 1.__________ it. He began to doubt whether the crown was made completely of gold. The king sent the crown to Archimedes, a famous scientist, and asked him 2.__________ (find) out the truth. The problem seemed difficult 3.__________ (solve). Archimedes thought about it for a long time but could not come up with an answer. One day, when Archimedes got into his bath, he noticed that the water 4.__________ (run) over. Suddenly, he had a great idea! He realised that an object displaces its own volume of water. He was so 5.__________ (excite) that he ran straight to the palace without 6.__________ (wear) any clothes. At the palace, he asked 7.__________ some gold of the same weight as the crown. Then he put the gold into a pot full of water and collected the water that ran over. He did the same thing with the crown. The crown displaced 8.__________ (much) water than the gold. This 9.__________ (prove) that the crown was not completely made of gold. The crown maker had tried to fool the king, but he 10.__________ (send) to prison at last. 参考答案 第一部分：词性转换填空题答案（30题） Part A 1. firmly 2. foolishly 3. satisfactorily 4. straight 5. wholly 6. foolishly Part B 7. ignorance 8. application 9. satisfaction 10. prisoner 11. proof 12. humour Part C（13-18题） 13. is considered 14. invitation 15. achievement 16. applause 17. obey 18. trust Part D（19-24题） 19. rejected 20. reduce 21. exactly 22. difficulty 23. heart 24. pale Part E（25-30题） 25. genius 26. universe 27. balanced 28. displacement 29. applicant 30. satisfied 第二部分：语法填空题答案（10空） 短文：1. with 2. to find 3. to solve 4. ran 5. excited 6. wearing 7. for 8. more 9. proved 10. was sent 学科网（北京）股份有限公司 $