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1、Four short words sum up what has lifted most successful individuals above the crowd: a little bit more.-author-date选修七unit3知识点选修七选修七Unit 3 Under the Sea一、语言要点I单元要点预览（旨在让同学整体了解本单元要点）词汇部分词语辨析1.shore/seaside/beach/coast/bank 2.flee/escape 3. deep/deeply词形变化1. depth n. 深, 深度,deeply adv.深深地deep adj.& adv
2、. 深的;深入地,2. conserve v. 保存, 保藏conservation v. 保存, 保持3.vivid adj. 生动的, 鲜明的, 活泼的vividly adv. 生动地, 鲜明地4. awesome adj. 引起敬畏的, 可怕的awe n. 敬畏awe vt.敬畏5.tasty adj. 好吃的, 可口的taste v.品尝; n味道, 味觉tasteless adj. 没味道的, 无鉴赏力的重点单词1. annual adj. 每年的；按年度计算的/ n. 年刊；年鉴2. witness n. 目击者；证人；证据vt. 当场见到；目击3. accommodation n
3、. 住所4. abandon vt. 放弃；遗弃；抛弃5. reflect vt. 映射；反射vi. & vt. 思考6. aware adj. 意识到的；知道的7. scare vt. 恐吓vi. 受惊吓重点词组sort out整理；挑出 help out 帮助（摆脱困难或危难）；协助；使脱离困境throw oneself out of 跃出 upside down上下翻转过来重点句型1. It was a time when the killer whales, or “killers” as they were then called, helped the whalers catch
4、the baleen whales that were on their annual migration.2. I had already heard that George didnt like being kept waiting, so even though I didnt have the right clothes on, raced after him.3. Im sitting in the warm night air with a cold drink in my hand and reflecting on the day-a day of pure magic!重点语
5、法被动语态（II）(见语法专题) II 词语辨析 (旨在提供完形填空所需材料) 1). shore/seaside/beach/coast/bank n.海边，海岸【解释】shore 指海岸，湖岸，也指近海的一带。seaside指近海边地区供游客休憩，娱乐的海边。beach指海洋或大湖在涨潮时被淹没而退潮时又露出的斜坡，可供人们玩乐，消遣的沙滩，海滩。coast以陆地为中心的海岸线bank河流的堤，岸【练习】选择shore/seaside/beach/coast或bank并用其适当的形式填空1) Last summer we spent all our holiday at the _.2)
6、I enjoy lying on the _ with sunglasses in the sun.3) Its dangerous for children to play on the _ of the river.4) We often see many ships on the sea about several miles off the _.5) The land is barren on the east _.Keys: 1) seaside 2) beach 3) bank 4) shore 5) coast2). flee/escape v.逃避, 逃跑, 逃走【解释】fle
7、e 只说明动作，不强调结果。escape逃离，结果是成功的。【练习】选择flee或escape，并用其适当的形式填空1) The enemy _ in disorder. 2) Citizens were forced to _ the besieged city. 3) He narrowly _ death. Keys: 1) fled 2) flee 3) escaped3) deep/deeply adv.深深地；【解释】deep 表示深地，深处（常用于具体的方面）deeply常表达抽象含义。【练习】选择deep或deeply并用其适当的形式填空1) The police found
8、out the lost child _ in the woods at last. 2) All of us were _ shocked at the bad news. Keys: 1) deep 2)deeplyIII 词性变化 （旨在提供语法填空所需材料）1. depth n. 深, 深度,deeply adv.深深地deep adj.& adv. 深的;深入地,2. conserve v. 保存, 保藏conservation v. 保存, 保持3.vivid adj. 生动的, 鲜明的, 活泼的vividly adv. 生动地, 鲜明地4. awesome adj. 引起敬畏的,
9、 可怕的awe n. 敬畏awe vt.敬畏5.tasty adj. 好吃的, 可口的taste v.品尝; n味道, 味觉tasteless adj. 没味道的, 无鉴赏力的【练习】根据句子结构，用括号内所提供词的适当形式填空1) The lake is over 20 meters in _ so we were all moved _ by the man who dived _ into the lake to save the little boy. (deep)2) I _ remember the girl dressed in _ color he drew in the ex
10、hibition.(vivid)3) Anyone who launches a war is _ and is _ by people who love peace all around the world. (awe)4) The _ of energy will help us research the way to save and _ the energy. (conserve)5) Though the soup is _, Ive lost my sense of _ and it _just like _water.(taste)、keys:1) depth; deeply;
11、deep 2) vividly; vivid 3) awesome; awed 4) conservation; conserve 5) tasty; taste; tastes; tastelessIV 重点词汇 （旨在提供综合运用所需材料）1. annual adj. 每年的；按年度计算的/ n. 年刊；年鉴重点用法annually adv. 年年地, 每年地典例 1) an annual income. 年收入2) an annual report年度报告2. witness n. 目击者；证人；证据vt. 当场见到；目击典例 1) He is the witness to the ac
12、cident. 事故的目击者2) This old auditorium has witnessed many ceremonies. 这个古老的礼堂内举行过许多次典礼重点用法give witness on behalf of sb. 为某人作证3. accommodation住所 重点用法accommodate v. 向.提供, 容纳, 调和; 适应accommodation address临时通讯处accommodation allowance膳宿津贴典例 1) The high cost of accommodation makes life difficult for students
13、 in London由于住宿费用昂贵，伦敦的学生感到生活困难。2) The university offers excellent accommodation for summer visitors这所大学为夏季来访者提供了很好的住宿。4. abandon vt. 放弃；遗弃；抛弃n放任, 狂热重点用法abandon oneself to sth./doing sth. 沉溺于abandon to sb 把舍弃给with abandon放任地；放纵地；纵情地典例 1) They abandoned all hope of finding an effective way to solve th
14、e problem他们放弃了寻找有效方法解决问题的所有希望。2) We should keep off those who abandon themselves to drugs我们要远离那些吸毒成瘾的人。3) Dont waste the food left, and abandon it to the dog不要浪费剩下的食物，把它舍弃给狗吃。5. reflect vt. 映射；反射vi. & vt. 思考重点用法reflection n 反射；反映；思考；沉思reflective adj反射的；反映的；沉思的reflect on v. 思考，反省典例 1) Her severe look reflected how she really felt她那冷峻的神情反映出她心中的真正感受。2) Mirrors reflect light镜子能反射光线。3) I reflected on possible reasons for my failure我仔细考虑导致我失败的种种原因。练习用reflect的相关介词或正确形式填空.1)The moon appears a _
