2017届高考英语一轮复习指导课件：选修7 unit 3（新人教版）

　　Dear Lydia， How are you? I miss you so much. It is amazing to spend summer holidays here. Yesterday I went snorkeling on the reef offshore, ① ________________________.

　　The first thing I became aware of was all the vivid colors surrounding me and the corals shaped like fans, plates, lace, mushroom and so on were ② ________________________． All kinds of small, neat and elegant fish were swimming in and around the corals and treated me as if I was their best friend. I especially loved the small fish that clean the bodies of larger fish. I even saw them get inside their mouths and clean their teeth! ③ _________________________． ④ __________________________！ Please come here soon! Yours， Li Hua 假如你是李华，正在海边度假。请给你的好友Lydia写一封信，告诉她你潜水时的所见所闻并邀请她来和你一起度假。 要点包括： 1. 昨天你在近海的暗礁潜泳，玩得很开心； 2. 最让你感兴趣的是各种不同颜色、不同形状的珊瑚和小鱼； 3. 邀请Lydia来海边一起度假。 参考词汇：snorkeling n. 潜泳　reef n. 暗礁　coral n. 珊瑚 Key： ① which was so exciting and impressed me so much ② so fantastic that I thought I was the queen living in the colorful fairy world ③ So many amazements did I see that I hope you come here to explore the mystery of the sea ④ I can’t wait to take you to the wonderful and magic world

　　选修七　Unit 3　Under the sea

　　1. 课前自测 2. 课堂学案 词汇接龙

　　1. _________(adj. 意识到的；知道的)→_________(n. 意识) 2. _________(vt. 供给住宿)→_________(n. 住所；住宿) 3. _________(n. 养老金；退休金)→_________(n. 领取养老保险者) 4. _________(vi. & vt. 映射；反射；思考)→_________(n. 映射；反射；思考) 5. _________(vt. 恐吓)→_________(adj. 可怕的；吓人的)→_________(adj. 受惊吓的) 6. _________(adj. 每年的；按年度计算的 n. 年刊；年鉴)→_________(adv. 每年；年年) 7. _________(v. 保存；保持；节省)→_________(adj. 保守的；守旧的)→ _________(n. 保守；保护) 课前自测

　　Key:1. aware; awareness　2. accommodate; accommodation 　

　　3. pension; pensioner　4. reflect; reflection　5. scare; scary; scared 　

　　6. annual; annually　7. conserve; conservative; conservation 词汇接龙

　　8. _______(adj. 深的；深刻的；深切的)→_______(adv. 深深地)→ _______(v. 变深；变低沉)→_______(n. 深度) 9. _______(adj. 好吃的；可口的)→_______(v.& n. 尝试；体验；味道；品味)→_______(adj. 无味道的；格调不高的) 10. _______(vt. 催促；极力主张；驱策 n. 冲动；强烈愿望)→_______(adj. 紧急的；急迫的)→_______〔n. 紧急(的事)〕

　　Key:8. deep; deeply; deepen; depth　9. tasty; taste; tasteless 10. urge; urgent; urgency 词块互译 1. 整理我的住所

　　sort ______ my accommodation 2. 帮助(某人)摆脱困境或危难

　　____________ 3. 与此同时

　　____________ 4. 害怕被抛弃

　　be terrified of ____________ 5. ____________

　　be firmly held up 6. 反思发生的事情

　　reflect ______ what happened 7. ____________

　　be/get aware of the potential danger 8. 被吓得要死

　　____________ 9. 上下翻转；颠倒

　　____________ 10. ____________

　　in the distance Key:1. out　2. help(…) out　3. in the meantime　4. being abandoned 5. 被稳稳地举起　6. on　7. 意识到潜在的危险　8. be/feel scared to death 9. upside down　10. 在远处 句型补全

　　1.

　　It was a time ______ the killer whales, or “killers” as they were then called, helped the whalers catch the baleen whales that were on their annual migration. 在那个时期，虎鲸，当时被称作“杀手”，帮助捕鲸者捕杀每年迁徙途中的须鲸。 (定语从句) 2.

　　The sea was rough that day and ________ the boat.

　　那天海上波涛汹涌，很难控制船只。(it is＋adj.＋to do 句型) 3.

　　________to get the boat back to James, and when we approached him, I saw James being firmly held up in the water by Old Tom. 我们花了半个多小时才把船调过头来，回到詹姆斯落水的地方，当我们靠近的时候，我看到老汤姆正在水中稳稳地托举着詹姆斯。(it作形式主语) 4.

　　________， I think every cell in my body woke up. 看到这样奇特的美景，我全身的每个细胞都苏醒了。(动词-ing形式作状语) 5.

　　The water was quite shallow but ________， there was a steep drop to the sandy ocean floor. 水很浅，但是在珊瑚礁的尽头，有一个陡坡，一直下降到满是沙子的海底。(where引导地点状语从句) Key:1. when　2. it was difficult to handle　3. It took over half an hour　 4. Seeing such extraordinary beauty　5. where the reef ended

　　课文回顾 Key: 1. had witnessed　2. coming　3. In　4. As　5. killers　6. was dragged 7. or　8. when　9. so　10. Fortunately

　　　 阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。 Working at the whaling station, I __1__ (witness) whales being attacked many times. On the afternoon I arrived at the station, as I was sorting out my accommodation, I heard a loud noise __2__ (come) from the bay. Running down to the shore in time, we saw an enormous animal. __3__ the distance we could see that something was happening. __4__ we drew nearer, I could see a whale being attacked by a pack of

　　six __5__ (kill). Being badly wounded, the whale soon died. Very soon, its body __6__ (drag) by the killers down into the depth of the sea. Although the killers were fierce hunters, they never harmed __7__ attacked people. In fact, they protected them. There was one day __8__ we were out in the bay during a hunt and James was washed off the boat. The sea was __9__ tough that the waves were carrying James further and further away from us. __10__ (fortunate), when we approached him, I saw James being firmly held up in the water and saved by a killer.

　　课堂学案 【词块助记】 1. witness vt. 当场见到；目击 n. 目击者；证人；证据

　　1. (2015重庆卷)History has witnessed the endless productions of Shakespearean plays in every major language of the world. 历史见证了莎士比亚戏剧被世上每种主要语言改编成数不尽的作品。 2. They were married a year after they first met, with two friends acting as witnesses. 初次见面一年后，他们在两位朋友的见证下结婚了。 witness an accident/a change/a war 目睹事故/变化/战争 witness to(doing) sth. 证明/证实(做)某事 witness for sth. 为……作证 witness＋that-clause 证明…… a witness to/of sth. 某事的见证(人)/目击者 bear/give witness to… 为……作证 1. The past 35 years witnessed great changes in our country, which are the results of the reform and opening-up. 2. These art works bear witness ________ the creativeness of the Chinese people. Key：1. 在witnessed前加 has　2. to

　　2. urge vt. 催促；极力主张；驱策 n. 强烈的欲望；推动力

　　1. (2017江苏卷)However, peer pressure is not always negative. A student whose friends are good at academics may be urged to study harder and get good grades. 然而，同龄人的压力并不总是消极的。一个有着成绩好的朋友的学生会受到鞭策去刻苦学习并取得好成绩。 2. Urged on by the crowd, the Italian team scored two more goals. 受到观众的激励，意大利队又进了两球。 3. The report urged that all children be taught to swim. 这份报告呼吁所有儿童都要学游泳。 4. (2017重庆卷)I urged the elephant deeper into the forest. 我将大象驱赶至丛林更深处。

　　urge sth./sb. on 推荐某物/鼓励某人做某事 urge sb. to do sth. 催促某人做某事 urge sb. into doing sth. 怂恿某人做某事 urge that sb.(should) do 极力主张；强调 【词块助记】 【构词】urgent adj. 紧急的；迫切的；非常重要的 in urgent need of 急需 urgency n．紧急；催促；紧急的事 1. Our teacher always urges us to finishing our homework before 10 pm. 2. (2017陕西卷改编)These days the industry’s _______ (urge) question may be how _______ (control) the flow of tourist. Key：1. finishing改为finish　2. urgent; to control

　　【词块助记】 3. abandon

　　vt. 放弃；遗弃；抛弃　n. 放任； 狂热

　　1. (2017江苏卷)…in order to satisfy the desire, they may go so far as to abandon their sense of right and wrong.

　　……为了满足欲望，他们甚至会抛弃自己的是非观。

　　2. After hearing the news that they won the game, the whole team abandoned themselves to pleasure. 听到比赛胜利的消息后，整个队伍都陷入了狂喜。 3. (2017陕西卷)I wish that sports day could be abandoned and replaced with some other less competitive event. 我希望运动会能被取消，并用其他竞争性小一些的赛事来代替。

　　abandon sth./sb. 抛弃/放弃某物/某人 abandon doing sth. 放弃做某事 abandon oneself to (doing) sth. 沉湎/纵情于…… abandon sth. for sth. 放弃某事而从事某事 1. Don’t abandon you to despair though in great difficulty. 2. Due ______ the bad weather, we had no choice but ______ (abandon) the idea of going out. Key：1. you 改为 yourself　2. to; to abandon 【词块助记】 4. reflect vt. 映射；反射；思考 vi. & vt. 思考；反映

　　1. (2017湖北卷) He wanted the glass surfaces to reflect the sky and the city. 他想要用玻璃表面来反射出天空和城市。 2. (2017湖北卷) Just as the clothes a person wears, the food he eats and friends with whom he spends his time, his house reflects his personality. 正如一个人的衣着、饮食和一起共度时光的朋友一样，他的住所也反映出其个性。 reflect…in sth. (某物)映出……的影像 reflect sth. from sth. 从某物(表面)反射光、热、声等 reflect on/upon sth. 思考某事 【构词】reflection n. 反射；反映；沉思

　　be lost in reflection 陷入沉思中

　　1. I caught sight of their shadows reflecting in the river. 2. She sat there alone, ________ (reflect) on how much had changed since she ________ (leave) home. Key：1. reflecting改为reflected　2. reflecting; left

　　【词块助记】 5. aware adj. 意识到的；知道的

　　1. (2017北京卷) Be aware that information may also be incorrectly explained by an author’s point of view. 要注意的是，信息也有可能被作者的观点错误地诠释。 2. (2015湖南卷) People of all ages walk along the pavement with eyes and hands glued to the mobile phone, quite unaware of what is going on around them. 不同年龄的人们走在人行道上，眼睛和手一刻不离手机，完全无视周围发生的一切。

　　be(un)aware of (doing) sth. (没有)意识到(做)某事 make sb. aware＋that-clause 使某人意识到……；提醒某人注意…… make sb. aware of… 使某人意识到…… be/become/grow aware＋ that-clause/(of)wh-clause 意识到…… as/so far as I’m aware 据我所知

　　【构词】awareness n. 察觉；意识

　　raise awareness of 提高对……的认识

　　lack of awareness 缺乏认识

　　unaware adj. 没有发觉的；不知道的

　　1. (2017湖北卷改编) As a member of the society, I am aware ______ being responsible is _______ it takes to make a better society. 2. (2017天津卷改编) Look at her large empty apartment, I became aware of what lonely my mother must have been in Brazil herself. Key：1. that; what　2. Look改为Looking; what改为how

　　6. scare vt. 恐吓；使惊吓 vi. 受惊吓

　　1. (2017安徽卷) But before she asked farmers to go to the trouble of setting up beehives on their farms, she needed to find out if the bees would scare elephants away. 但是在她麻烦农场主们在他们的农场安放蜂巢之前，她需要查明这些蜜蜂是否会吓走大象。 2. They scared him into handing over the keys. 他们威胁他交出钥匙。 【词块助记】 scare sb. into (out of) doing sth. 威胁某人(不)做某事 scare…off/away 把……吓跑 be scared of(doing) sth. 害怕(做)某事 be scared to do sth. 害怕做某事 be scared to death 吓坏了；吓得要死 【构词】scary adj. 恐怖的；吓人的 scared adj.(人) 感到害怕的；受惊吓的

　　1. She refused to go into the yard because she was ________ (scare) of being bitten by the big dog lying ________ the gate. 2. (2017福建卷改编)He said he was just too scary to go up to her. Key：1. scared; at　2. scary改为scared

　　7.

　　help (…) out 帮助(某人)摆脱困境或危难

　　1. He is always ready to help us out in harvest seasons. 在收获的季节他总是愿意帮助我们。 2. (2017全国卷Ⅰ) Being able to read people helps kids from misreading a situation and jumping to false conclusions. 能够读懂别人帮助孩子们避免误解情况或得出错误结论。 3. (2017重庆卷) My father died early, and the neighbors helped my family through. 我父亲去世很早，邻居们帮我家渡过了难关。 【头脑风暴】 help sb.(to) do sth./help sb. with sth. 帮助某人做某事 help oneself to sth. 请自用 can’t help (to) do sth. 不能帮忙做某事 can’t help doing sth. 禁不住做某事 can’t help but do sth. 不得不做某事 can’t help it

　　没办法；忍不住；无法控制自己 help sb. through 帮助某人渡过(困难时期) help sb. from (doing) sth. 帮助某人避免(做)某事 with the help of… 在……的帮助下

　　【微解析】 8.

　　It was a time when the killer whales, or “killers” as they were then called, helped the whalers catch the baleen whales that were on their annual migration. 在那个时期， 虎鲸，当时被称作“杀手”，帮助捕鲸者捕杀每年迁徙途中的须鲸。

　　it/this/that was a time when 是固定句型，意为“这是/那是……时期”。在该句中when引导的限制性定语从句修饰a time。主从句的谓语动词通常用一般过去时。

　　【仿写】 1. ________ young men and women began to change some of the traditions of their parents and grandparents. 那是个年轻男女们逐步改变了他们父辈和祖辈的一些传统的时期。 2. It was a time ____________ she could not bear the pain and wanted to kill herself. 曾经有段时间她无法忍受疼痛，想结束自己的生命。 Key：1. It was a time when　2. when　

　　【单句改错】 3. It

　　was

　　a time that many young people went to the countryside to get some training.

　　Key：that改为when 9. The sea was rough that day and it was difficult to handle the boat. 那天海上波涛汹涌，很难控制船只。

　　it is/was＋adj./n. (for/of sb.) ＋ to do sth. 为固定句型。其中it为形式主语,to do sth. 为真正的主语。使用时要注意for sb. 与of sb.的区别。for表示事物的特征、特点,常用easy, hard, difficult, interesting, impossible等形容词；of表示人物的性格、品德、主观感情或态度等,常用good, kind, nice, clever, brave, polite, careless, selfish等形容词。

　　【微解析】 【仿写】 1. (2017山东卷改编) ________ what life was like for slaves in the ancient world. 我们很难想象古代社会里奴隶的生活是什么样。 2. ____________ to come to my assistance when I was in difficulty. 在我陷入困境时，你来帮助我真是太好了。

　　Key：1. It is difficult for us to imagine　2. It is kind of you

　　【单句改错】 3. (2017全国卷Ⅱ改编) It was impossible of Joe to climb back or for Simon to pull him up. Key：3. of 改为for