Unit 2 Great ideas 单词讲解课件 2026-2027学年英语沪教版九年级上册

该初中英语单元复习课件系统梳理了核心词汇及短语，通过音标标注、词性变换、搭配拓展和情境例句，将firm、ignorance等词汇与be satisfied with、fill...with等短语串联，构建完整的词汇短语知识网络。 其亮点在于采用分层练习设计，从基础填空到词性转换再到选词应用，结合科学实验等真实情境例句，培养学生的语言理解与表达能力及逻辑思维品质。这种设计帮助学生巩固知识，也让教师复习教学更具针对性。

— — • Unit 2 Great ideas • — — 单词讲解 Vocabulary firm /fɜːm/ adj. 牢固的；坚硬的 ignorance /ˈɪɡnərəns/ n. 无知 application /ˌæplɪˈkeɪʃn/ n.（尤指理论、发现等的）应用 fancy /ˈfænsi/ adj. 精致的；绚丽的 satisfied /ˈsætɪsfaɪd/ adj. 满意的；满足的 prince /prɪns/ n. 王子 displace /dɪsˈpleɪs/ v. 排出；挤出；取代；替代 fool /fuːl/ v. 欺骗；愚弄 prison /ˈprɪzn/ n. 监狱；牢狱 wire /ˈwaɪə(r)/ n. 金属丝；电线 prove /pruːv/ v. 证明；证实 hardly /ˈhɑːdli/ adv. 几乎不；几乎没有 Vocabulary balanced /ˈbælənst/ adj. 保持（或显示）平衡的 reject /rɪˈdʒekt/ v. 拒绝接受；不予考虑 thus /ðʌs/ adv. 因此；如此 Phrases be satisfied with 对……感到满足 fill ... with 充满；装满 run over 溢出 go straight to 直奔 as a whole 作为一个整体；总体上 get something across 把某事讲清楚 — — — • Unit 2 • — — — Words and expressions firm /fɜːm/ adj. 牢固的；坚硬的 词性 变换 - firm v. 使坚定；加固 - firm n. 公司 - firmly adv. 牢固地；坚定地 短语 - firm wire 坚固的金属丝 - firm belief 坚定的信念 - stand firm 立场坚定 例句 1. The lightning rod is fixed with firm metal wire on the roof. 避雷针依靠牢固的金属丝固定在屋顶。 2. He held a firm opinion and rejected the wrong application of the theory. 他立场坚定，拒绝这种理论的错误应用。 ignorance /ˈɪɡnərəns/ n. 无知 词性 变换 - ignore v. 忽视，不理会 - ignorant adj. 无知的 短语 - out of ignorance 出于无知 - ignorance of science 对科学的无知 例句 1. Many wrong ideas come from ignorance of basic physical rules. 许多错误观念都源于对基础物理规律的无知。 2. We can break ignorance through the application of scientific ideas. 我们可以依靠科学理念的应用破除愚昧无知。 application /ˌæplɪˈkeɪʃn/ n. （尤指理论、发现等的）应用 词性 变换 - apply v. 应用；申请 - applicable adj. 适用的 短语 - the application of science 科学的应用 - practical application 实际运用 例句 1. The lightning rod is a great application of electricity theory. 避雷针是电学理论一次伟大的实际应用。 2. The prince studied the application of wire in fancy experimental tools. 王子研究金属丝在精致实验器械中的运用。 fancy /ˈfænsi/ adj. 精致的；绚丽的 词性 变换 - fancy n. 幻想；喜好 - fancy v. 喜欢；想象 短语 - fancy decoration 绚丽精致的装饰 - fancy equipment 精巧器械 例句 1. The lab is filled with fancy instruments made of thin metal wire. 这间实验室摆满了细金属丝制成的精致仪器。 2. He rejected the fancy design because it had little practical value. 他否决了这款华丽却缺少实用价值的设计。 satisfied /ˈsætɪsfaɪd/ adj. 满意的；满足的 词性 变换 - satisfy v. 使满意 - satisfaction n. 满足；满意 - satisfying adj. 令人满意的 短语 - be satisfied with 对……感到满足 - feel satisfied 感到满足 例句 1. The scientist was satisfied with the balanced data from his experiment. 这位科学家对实验均衡稳定的数据十分满意。 2. Hardly anyone was satisfied with the plan that displaced old useful tools. 几乎没人满意这个替换老式实用器械的方案。 prince /prɪns/ n. 王子 词性 变换 - princess n. 公主 短语 - a wise prince 睿智的王子 - the prince of science 科学界翘楚 例句 1. The prince went straight to the lab to prove his new scientific idea. 王子直奔实验室，想要证实自己全新的科学构想。 2. The prince was once put into prison for rejecting the king’s wrong order. 这位王子曾因拒绝国王的错误指令而入狱。 displace /dɪsˈpleɪs/ v. 排出；挤出；取代；替代 词性 变换 - displacement n. 取代；排水量 短语 - displace water 排出水 - displace old technology 取代老旧技术 例句 1. When you put an object into water, it will displace a certain amount of liquid. 将物体放入水中，它会排出一定量的液体。 2. New equipment will not completely displace traditional lightning rods. 新设备不会完全取代传统避雷针。 fool /fuːl/ v. 欺骗；愚弄 词性 变换 - fool n. 傻瓜 - foolish adj. 愚蠢的 短语 - fool sb into doing sth 哄骗某人做某事 - fool the public 欺骗大众 例句 1. Ignorance makes it easy for false theories to fool ordinary people. 无知会让伪理论轻易愚弄普通民众。 2. He proved that no one could fool him with unbalanced test results. 他证实，失衡的实验数据根本骗不了他。 prison /ˈprɪzn/ n. 监狱；牢狱 词性 变换 - imprison v. 关押 - imprisoned adj. 被囚禁的 短语 - put sb into prison 把某人关进监狱 - escape from prison 越狱 例句 1. The scientist was sent to prison because he rejected the ruler’s wrong ideas. 这位科学家因拒绝统治者的错误理念被投入牢狱。 2. Hardly anyone could escape from the firm stone prison walls. 几乎没人能逃出这坚固石墙围成的监狱。 wire /ˈwaɪə(r)/ n. 金属丝；电线 词性 变换 - wire v. 给……布线；装电线 短语 - metal wire 金属丝 - electric wire 电线 - lightning rod wire 避雷针导线 例句 1. The lightning rod uses thick wire to carry electricity down to the ground. 避雷针依靠粗电线将电流导入地面。 2. Fill the box with thin wire to make this fancy experimental tool. 在盒子里装满细金属丝，制作这个精巧的实验器具。 prove /pruːv/ v. 证明；证实 词性 变换 - proof n. 证据；证明 - proven adj. 已证实的 短语 - prove a theory 证实理论 - prove oneself 证明自己 例句 1. Many experiments proved that the lightning rod can protect buildings safely. 大量实验证实避雷针能够安全保护建筑。 2. He wanted to get his idea across and prove its practical application. 他想要讲清自己的观点，并证实它的实际应用价值。 hardly /ˈhɑːdli/ adv. 几乎不；几乎没有 短语 - hardly any 几乎没有 - hardly ever 几乎从不 - hardly…when 一……就 例句 1. Hardly anyone knew the application of wire before this great idea appeared. 在这个伟大构想出现之前，几乎没人了解金属丝的运用。 2. The water ran over, and there was hardly any balanced data left to record. 水溢出来了，几乎没有均衡的数据可供记录。 balanced /ˈbælənst/ adj. 保持（或显示）平衡的 词性 变换 - balance v. 平衡 - balance n. 平衡 短语 - balanced condition 平衡状态 - balanced experiment 均衡对照实验 例句 1. As a whole, the experiment needs balanced temperature and water supply. 总体来看，这项实验需要均衡稳定的温度与供水。 2. He rejected the test because the data was not balanced at all. 他否决了这次实验，因为数据完全失衡。 reject /rɪˈdʒekt/ v. 拒绝接受；不予考虑 词性 变换 - rejection n. 拒绝；否决 短语 - reject a plan 否决方案 - reject false views 摒弃错误观点 例句 1. We should reject any idea that comes from ignorance without solid proof. 我们应当摒弃一切毫无依据、源于无知的观点。 2. The prince rejected the fancy design for lacking practical application. 王子否决了这款华丽却缺少实际用途的设计。 thus /ðʌs/ adv. 因此；如此 例句 1. Lightning rods can guide lightning safely, thus protecting houses from damage. 避雷针可以安全引导雷电，因此保护房屋免受损坏。 2. He proved the theory, thus its wide application began all over the world. 他证实了这套理论，于是它开始在全球广泛应用。 be + satisfied + with + 名词/动名词（形容词短语作谓语） 常见 搭配 近义 be content with，be pleased with 反义be dissatisfied with（对……不满），be disappointed with（对……失望） 例句 1.She is satisfied with her current job and doesn't want to change. （她对目前的工作很满意，不想换。） 2.The customer was not satisfied with the service he received. （那位顾客对接受的服务不满意。） 结构 1. be satisfied with 对……感到满足 注意： with 后面接对象——人、事、物、结果等。 fill + 容器/空间 + with + 内容物（动词短语，with 表示填充的材料） 常见 搭配 近义 pack...with（塞满）， stuff...with（填塞，更随意） 反义empty...of（倒空，清空） 例句 1.She filled the glass with water and handed it to me. （她给杯子倒满水，递给了我。） 2.The room was filled with the sound of laughter. （房间里充满了欢笑声。） 结构 2. fill ... with 充满；装满 注意： fill...with 强调“装入”的动作； be filled with 强调“充满”的状态。 run + over（动词 + 副词/介词，多重含义） 常见 搭配 近义 ① overflow（溢出） ② knock down（撞倒） ③ go over briefly（快速回顾） 例句 1.The bathwater ran over because he forgot to turn off the tap. （浴缸里的水溢出来了，因为他忘了关水龙头。） 2.Could you run over the plan one more time? （你能把计划再快速过一遍吗？） 结构 3. run over 溢出；（车辆）碾过；快速过一遍 注意： 作“溢出”讲时，run over 可作不及物动词短语（不加宾语）。 go + straight + to + 地点/目标（动词短语，straight 作副词修饰 go，to 表方向） 常见 搭配 近义 head directly to（径直前往），make a beeline for（直奔） 反义take a detour to（绕道去），wander to（闲逛去） 例句 1.After work, he goes straight to the gym every day. （下班后，他每天都直奔健身房。） 2.Let's go straight to the point — what's your real question? （我们直奔主题吧——你真正的问题是什么？） 结构 4. go straight to 直奔；直接去往 注意： straight 强调“不走弯路、不绕道”，常与 to 连用。 lightning + rod（名词 + 名词，构成复合名词） 常见 搭配 近义 target（靶子），punching bag（出气筒） 例句 1.Every tall building needs a lightning rod for safety. （每栋高楼都需要避雷针来确保安全。） 2.The CEO became a lightning rod for public anger over the layoffs. （这位CEO成了公众对裁员事件愤怒的“靶子”。） 结构 5. lightning rod 避雷针（也作比喻义） 注意： 指“易招致批评或争议的人或事物”（吸引“火力”的人） as + a + whole（介词短语，作状语） 常见 搭配 近义 overall（总体上），in general（大体上） 反义in part（部分地），individually（分别地） 例句 1.We should look at the education system as a whole. （我们应该从整体上看待教育体系。） 2.The community as a whole supported the new policy. （整个社区都支持这项新政策。） 结构 6. as a whole 作为一个整体；总体上 注意： 强调把某个群体或事物看作一个整体来考虑，而不是分开看其中的各部分 get + something + across（动词 + 宾语 + 副词） 也可说 get across + 名词（名词较长时） 常见 搭配 近义 put something across（讲清楚），communicate clearly（清晰传达） 反义miscommunicate（沟通不清），confuse someone（使人困惑） 例句 1.He struggled to get his ideas across in the meeting. （他在会上很难把自己的想法讲清楚。） 2.A good teacher knows how to get difficult concepts across to students. （好老师知道如何把难懂的概念给学生讲明白。） 结构 7. get something across 把某事讲清楚；使某事被理解 — — — • Unit 2 • — — — Exercises 一、根据句意及汉语或首字母提示完成单词 1. The ______ (王子) went straight to the lab to test his new invention. 2. We should reject ideas that come from _________ (无知). 3. The lightning rod is fixed with ____ (牢固的) metal wire on the roof. 4. He tried to _____ (证明) that his theory was correct through experiments. 5. Hardly anyone was s_________ with the plan that displaced old tools. prince ignorance firm prove atisfied 一、根据句意及汉语或首字母提示完成单词 6. The new technology will ________ (取代) the old traditional equipment soon. 7. She was sent to ______ (监狱) for rejecting the ruler's wrong order. 8. The ___________ (应用) of electricity theory brought us many great inventions. 9. Don't let false theories ____ (欺骗) you easily. 10. The lab is filled with _____ (精致的) instruments made of thin wire. displace prison application fool fancy 二、用单词的适当形式填空 1. He held a ______ （firm）belief that his idea would change the world. 2. _________ （ignore）basic rules will lead to many mistakes in experiments. 3. This new method has many practical ____________ （apply）in daily life. 4. The result of the experiment was very __________ （satisfy）to the scientist. 5. The ________ （prince）father was a wise king who supported scientific research. firmly Ignorance applications satisfying prince's 二、用单词的适当形式填空 6. The ship has a large ____________ （displace）of over 10,000 tons. 7. It's _______ （fool）to believe in false theories without any proof. 8. He showed us enough _____ （prove）to support his idea. 9. We need to keep the experiment in a ________ （balance）condition. 10. His _________ （reject）of the wrong plan won everyone's respect. displacement foolish proof balanced rejection 三、选词填空 prove, satisfied, reject, displace, thus (请从方框中选择合适单词填入空格，每词限用一次) 1. After many experiments, he finally ______ that his theory was correct. 2. The scientist was _________ with the balanced data from his research. 3. We should ______ any idea that comes from ignorance without solid proof. 4. New technology will not completely ________ traditional tools in a short time. 5. He found the key to the problem, ____ solving it successfully. proved satisfied reject displace thus See You! $