Unit 3. 单词讲解课件2026-2027学年外研版英语八年级上册

Make it happen ！ 3 Unit fair /feə/ n.[C] 展览会 * a science/book/trade fair 一场科技/书本/交易会 → adj. 公平的；公正的 * be fair to sb. 对某人公平 block /blɒk/ n. 一块（指木头、石头等有直边的硬物） → n.[C] 块；街区 * a block of ______ 一块… 【例】a block of wood/ice 一块木头；冰 artificial /ˌɑːtɪˈfɪʃl/ adj. 人造的，人工的 → natural adj. 自然的 【例】artificial intelligence (AI) 人工智能 artificial arm 假肢 cost /kɒst/ v. 价格为，需支付（某一数量的钱） → n. 成本（统称）[U]；费用[C] * sth. cost (sb.) + 时间/金钱. 使某人付出…时间/金钱 * the cost of … 的费用 hook /hʊk/ n. 钩状物 → v. 勾住 condition /kənˈdɪʃn/ n. 状况，状态【通常不可数或仅用单数】； 条件【可数】 * a difficult condition 困难的条件 * working conditions 工作条件 * in good/bad condition 状况良好 / 糟糕 1. He showed his robot at the school science _________. A. fair B. party C. meeting D. class 2. The children are building a house with __________ (block). 3. This flower is not real. It's _________. A. natural B. artificial C. fresh D. beautiful 4. He has a heart _________ and needs to rest. A. condition B. situation C. position D. location 5. The new phone _________ me 3,000 yuan. A. spent B. cost C. paid D. took blocks blow sb. away 使大为惊讶 * blow away 吹走 lend /lend/ v. 借给，借出 * lend sth. to sb. = lend sb. sth. 把某物借给某人 【辨析】borrow (v.) 借来 → borrow sth. from sb. 向某人借某物 lend (sb.) a hand (with sth). = give (sb.) a hand (with sth.) （在某事上）帮忙（某人） improve /ɪmˈpruːv/ v. 改善，改进；变得更好 * improve sth. 改善某物 * improve oneself 自我提升 * improve in... 在...方面进步 3-D /ˌθriː ˈdiː/ adj. 三维的，立体的 【例】3-D film/movie 3D 电影 printer /ˈprɪntə/ n. 打印机 【例】____________ 3D 打印机 → print v. 打印 3-D printer invent /ɪnˈvent/ v. 发明，创造（从前没有的东西） * invent sth. 发明某物 【辨析】discover (v.) 发现（原本存在但没被找到的东西） → invention n. 发明物；发明品 → inventor n. 发明者；发明家 1. 她昨天的演讲让所有人大为惊讶。 _________________________________________________________ 2. Can you ___________ me your pen? I left mine at home. A. lend B. borrow C. keep D. buy 3. 你能帮我搬这个箱子吗？ Can you _________ _________ _________ with this box? 4. The ___________ (print) is out of paper. Please add some. 5. Edison ___________ the light bulb. A. discovered B. invented C. found D. looked for 6. The computer is one of the greatest ____________ (invent) in history. Her speech blew everyone away yesterday. lend/give a hand printer inventions signal /ˈsɪɡnəl/ n. 信号 【例】brain signal 脑信号 / traffic signals 交通信号灯 → sign n. 迹象，征兆；标志（牌）；手势；符号 v. 签名，签字 weigh /weɪ/ v. 重，重量是… * sth. weigh + 重量 （某物）重达… → weight n.[U] 重量 * lose/put on weight 减/增重 kilogram /ˈkɪləɡræm/ n.[C] 千克，公斤 【缩写：kg】 * a kilogram of + 不可数名词 / 可数名词复数 一公斤… fix /fɪks/ v. 解决（问题） * fix problems = solve problems 解决问题 * fix up sth. 修理；装饰；安排某物 one after another 一个接一个 近义短语：one by one 逐一地 download /ˌdaʊnˈləʊd/ v. 下载 * download sth. from... 从… 下载某物 → upload v. 上传 allow /ə'laʊ/ v. 允许，容许，准许 * allow sb to do sth 允许某人做某事 * allow doing sth 允许做某事 1. The baby _________ (weigh) 3.5 kilograms at birth. 2. 我买了五公斤大米。 I bought five _____________ of rice. 3. Can you __________ the broken bike for me? A. make B. fix C. do D. set 4. You can __________ free music from this website. A. load B. upload C. download D. unload 5. 我父母允许我周末玩一小时电脑游戏。 ______________________________________________________________ weighed kilograms/kg My parentsallow me to playcomputer games for an hour on weekends. solve /sɒlv/ v. 解决 * solve problems 解决问题 blind /blaɪnd/ adj. 盲的，失明的 * the blind 表示 “盲人” 这一群体 【the + adj. 表示一类群体】 machine /məˈʃiːn/ n.[C] 机器 【例】smart machine 智能机器 / washing machine 洗衣机 warn /wɔːn/ v. 警告，告诫；提醒 * warn sb. about/of sth. 警告某人某事 * warn sb. not to do sth. 告诫某人不要做某事 object /ˈɒbdʒɪkt/ n.[C] 物体 【例】small object 小物体 sense /sens/ v. 检测出；感觉到 【例】sense a change 察觉到变化 / sence danger 察觉到危险 → sense n.[C] 感觉；感官 【例】a sence of humor 幽默感 congratulations /kənˌɡrætʃuˈleɪʃnz/ n. 祝贺的话【通常用复数】 → 可单独使用表示“恭喜！” * congratulations for (doing) sth. 因（做）某事祝贺 → congratulate v. 祝贺；恭喜 * congratulate (sb.) on (doing) sth. 因（做）某事祝贺（某人） everyday /ˈevrideɪ/ adj. 日常的；平常的；每天的 【后面加名词】 【辨析】every day 【副词短语，放句末】 【例】I go to school every day. trouble /ˈtrʌbl/ v. 使忧虑，使苦恼 * trouble sb. (to do sth.) 麻烦某人（做某事） → trouble n.[C/U] 麻烦 【不可数表统称，可数指一件件烦心事】 * get into trouble 陷入麻烦；惹上麻烦 * have trouble (in) doing sth. 做某事有困难 imaginative /ɪˈmædʒɪnətɪv/ adj. 富有想象力的 * be imaginative in (doing) sth. 在（做）某事方面有想象力 → imagine v. 想象；设想 → imagination n.[U] 想象力 creative /kriˈeɪtɪv/ adj. 有创造力的 → create v. 创造；创作；创建 → creation n.[C] 创造物；作品 → creator n.[C] 创造者 1. 我们应该学会自己解决问题。 ______________________________________________________________ 2. The sign warns people _________ the danger. A. for B. to C. about D. with 3. He saw a strange _________ in the sky. A. project B. subject C. object D. reject 4. Dogs can _________ danger before it happens. A. sense B. feel C. touch D. watch 5. -- I passed the driving test! -- _________! A. Congratulation B. Congratulations C. Pity D. Sorry 6. Doing exercise is part of my _________ routine. A. every day B. everyday C. each day D. daily 7. She had trouble _________ the heavy box. A. carry B. to carry C. carrying D. carried 8. He is a _________ (create) artist. We should learn to solve problems by ourselves. creative am /ˌeɪˈem/ 午前，上午 pm /piːˈem/ 下午 【用法】数字 + am/pm 【例】9 am 上午九点 glue /ɡluː/ n. 胶，胶水 v. 胶合，粘贴 fail /feɪl/ v. 失败 * fail to do sth 没能做成某事 * fail in sth 在某方面失败 → failure n. 失败；故障 curiosity /ˌkjʊəriˈɒsəti/ n. 好奇心 * out of curiosity 出于好奇 * curiosity about sth. 对某事的好奇 → curious adj. 好奇的 * be curious about 对...好奇 once /wʌns/ adv. 过去，曾经 * once said 曾经说过 * once upon a time 从前 * once again 再一次 * at once 立即；立刻 talent /ˈtælənt/ n. 天资，天赋，才能 * have a talent for ________________ 有_________________方面的天赋 → talented adj. 有天赋的 music/art/sports 音乐 / 艺术 / 体育 passionately /ˈpæʃənətli/ adv. 强烈地 → passion n[C/U]. 热爱【表示抽象的“强烈情感”“热情”“激情”时，通常不可数。】【表示具体的“热衷的爱好”时，通常可数，常用搭配是 a passion for something。】 → passionate adj. 热情的 drive /draɪv/ v. 促使；驾驶 * drive sb to do sth 驱使某人做某事 * drive to sp. 开车去某地 1. She opened the box out of ___________ (curious). 2. He has a ___________ for music. A. talent B. gift C. skill D. all of the above 3. He failed ____________ the exam because he didn't study hard. A. passing　 B. to pass　 C. pass　 D. passed 4. Please come here ____________. We need to talk now. A. once upon a time　 B. at once　 C. once again　 D. once said 5. She has a talent ____________ playing the piano. A. to　 B. for　 C. in　 D. at 6. She has a great ____________ for music. A. passionate　 B. passion　 C. passionately　 D. passions curiosity detector /dɪˈtektə/ n. 探测器，检测器 【例】earthquake detector 地震报警器 → detect v. 探测，察觉 achievement /əˈtʃiːvmənt/ n. 成绩[C]；成就感[U] 【例】a great achievements 伟大成就 → achieve v. 实现 * achieve one's dream 实现梦想 role /rəʊl/ n. 作用 * play a role in… 在… 中起作用 development /dɪˈveləpmənt/ n. 进步，发展 * the development of… …的发展 → develop (v.) 发展 → developing (adj.) 发展中的 → developed (adj.) 发达的 be drawn to 被……吸引 词根: draw v. 拉；吸引；画画 * draw one's attention 吸引某人注意 electricity /ɪˌlekˈtrɪsəti/ n. 电 → electric adj. 电的；电动的 → electrical adj. 与电有关的；电气的 during /ˈdjʊərɪŋ/ prep. 在…期间 * during + 时间段：在整段过程中 more /mɔː/ pron. 另外的，更多的 * know more about 了解更多关于… * more + 可数名词复数 / 不可数名词 更多… lightning /ˈlaɪtnɪŋ/ n. [U] 闪电 * rod /rɒd/ n. 杆；竿；棒 lightning rod n. 避雷针 * a fishing rod 鱼竿；钓竿 pioneer /ˌpaɪəˈnɪə/ n. 先驱，先锋，创始人 exploration /ˌekspləˈreɪʃn/ n. 探索；探险；勘探；勘查 → explore v. 探索 test /test/ v. 验证；检验 * test sth. out 测试；试验 → test n. 测试；试验 * have a test 进行测试；考试 later /ˈleɪtə/ adj. 以后的 * see you later 回头见 * sooner or later 迟早 * later on 之后，后来 generation /ˌdʒenəˈreɪʃən/ n. 一代 (人) * from generation to generation 代代相传 1. Please turn off the lights to save _________ (electric). 2. He is a _________ in the field of AI research. A. pioneer B. follower C. beginner D. learner 3. Space ____________ (explore) is very exciting. 4. Scientists are _________ the new medicine on mice. A. checking B. trying C. testing D. examining electricity exploration Lavf58.20.100 Packed by Bilibili XCoder v2.0.2 Lavf58.20.100 Packed by Bilibili XCoder v2.0.2 $