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必修四Unit 3 课本知识点复习一．词汇变形1.depress vt.使沮丧; 使消沉— depression n. 抑郁；沮丧—depressing adj. 令人沮丧的—depressed adj.感到沮丧的—depressive adj. 抑郁的2.unfortunately adv. 不幸地，遗憾地—unfortunate adj. 不幸的—fortunate adj. 幸运的—fortunen. 运气，机会— misfortune n. 不幸3.astonish v.使大为吃惊，使惊讶—astonished adj. 感到惊讶的— astonishing adj. 令人惊讶的—astonishment n.惊讶；惊异4.entertain v. 使欢乐；款待— entertaining adj. 愉快的；有趣的— entertainment 【U,C】n. 娱乐；消遣5.optimism n. 乐观—optimist n. 乐观的人—optimistic adj. 乐观的— optimistically adv. 乐观地pessimism n. 悲观— pessimist n.悲观的人— pessimistic adj.悲观的—pessimistically adv. 悲观地6.direct v./n. 指示;指挥— directly adv. 直接地；坦率的7.confident adj. 自信的—confidently adv.自信地— confidence n.自信；自信心8.particular adj. 特殊的，特别的；挑剔的— particularly adv. 特殊地；特别地9.amuse v. 使发笑；逗乐— amused adj. 感到好笑的—amusing adj. 好笑的—amusement【U，C】 n. 愉悦；娱乐活动10.react v. 做出反应，回应—reaction n. 反应，回应—reactive adj. 有反应的，回应的11.mountain n. 山；山脉 -- mountainous adj. 多山的12.slide v. 溜进 --slid（过去时）--slid（过去分词）二. 重点短语1. break into 强行闯入；突然开始e.g. They broke into the bank and stole much money. 他们闯进银行，偷了很多钱。
M7 U1 词汇讲解+练习Part 1 单词拓展1.barely /ˈbeəli/ adv. 刚好；仅仅，勉强可能；几乎不；刚才拓展：当never, seldom, few, little, barely, hardly, scarcely, rarely, no, not 等含有否定意义的副词及其构成的短语放在句首，句子要用部分倒装，即把be动词/情态动词/助动词提至主语前面。
2.appointment /əˈpɔɪntmənt/ n. 约定，约会；任命，委任；职务拓展：appointment n.约会;预约;任命,委任→appoint vt.任命;委派;指定;约定→appointed adj.指定3.make one’s fortune 发财拓展：fortune n.大笔的钱,财富;运气→fortunate adj.幸运的→fortunately adv.幸运地→【反】misfortune n.不幸→unfortunate adj.不幸的;令人遗憾的→unfortunately adv.不幸地;令人遗憾地4.reliable /rɪˈlaɪəbl/ adj. 可信赖的，可依靠的；拓展：*rely vi. 依靠，依赖，信任，信赖→reliable adj. 可依靠的，可信赖的→【同】depend vi. 依靠，依赖，信任，信赖5.worthwhile /ˌwɜːθˈwaɪl/ adj. 值得花时间（或花钱、努力等），重要的，令人愉快的(2) 拓展：*worthy adj.配得上的→worth adj.值……→worthwhile adj.值得做的，值得花费时间/金钱的→【反】worthless adj. 没有价值的；没有用的练习：词条搭配意义和用法worthwhile It’s worthwhiledoing...It’s worthwhile to do...值得做……worth be worth+n.值得……,值……be worth doing“某事值得被做”,要用动名词的主动形式表示被动意义。
Ⅰ.认阅读单词1．merchant n．商人；批发商adj.海上货运的2．fleet n．舰队；机群；车队3．behold v t.(beheld，beheld)看；看见4．spice n．(调味)香料5．maritime adj.海的；海运的；海事的6．tournament n．锦标赛；联赛7．laptop n．笔记本电脑；便携式电脑8．manned adj.有人控制的；需人操纵的9．submersible n．潜水器；可潜船10．underwater ad v.在水下adj.水下的11．capsule n．胶囊；太空舱12．coral n．珊瑚13．migration n．迁移；迁徙；移居14．directory n．名录；电话号码簿；(计算机文件或程序的)目录15．exploit v t.开发；利用；剥削16．gallon n．加仑(容积单位，1英制加仑约等于4.5升) 17．log v t.把……载入正式记录；记录n．正式记录；日志；原木18．marine adj.海的；海产的；海生的19．Marco Polo马可·波罗20．Columbus哥伦布21．Churchill丘吉尔22．Ferdinand Magellan费迪南德·麦哲伦Ⅱ.记重点单词1．tale n．故事；叙述2．negotiate v t.商定；达成(协议) v i.谈判；磋商；协商3．league n．等级；水平；联合会；联赛4．royal adj.皇家的；王室的；高贵的5．withdraw v t.& v i.(withdrew，withdrawn)(使)撤回；撤离6．channel n．航道；海峡；频道7．bond n．纽带；关系v t.& v i.增强信任关系；使牢固结合8．tax v t.对……征税；使纳税n．税；税款9．meanwhile ad v.与此同时；(比较两方面)对比之下10．arrest n．逮捕；拘留；中止v t.逮捕；拘留；阻止Ⅲ.知拓展单词1．extend v t.扩展；使伸长；延长→extensive adj.广阔的；大量的；广泛的→extension n．扩大；延伸；延期；电话分机2．profession n．职业；行业→professional adj.专业的；职业的→professor n．教授；(大学的)讲师，教员3．mixture n．混合；结合体；混合物→mix v t.配制；混淆；使混合→mixed adj.混合的；人员混杂的4．coverage n．新闻报道；覆盖范围→cover v t.包括；报道；行走；涉及；覆盖5．applaud v t.& v i.鼓掌v t.称赞；赞赏→applause n．鼓掌；掌声；喝彩6．murder v t.谋杀；凶杀；毁坏n．谋杀；凶杀→murderer n．谋杀犯7．mercy n．仁慈；宽恕；恩惠→merciful adj.仁慈的；慈悲的；宽容的→merciless adj.残忍的；无慈悲心的8．possession n．[usually pl.]个人财产；拥有；控制→possess v t.控制；使掌握；具有；迷住；拥有9．opponent n．反对者；对手；竞争者→oppose v t.反对；抵制→opposed adj.反对的；截然不同的Ⅳ.背核心短语1．set sail 起航；开航2．in a league of one’s own 独领风骚3．withdraw from 退出；撤回4．in hand 在手头；可供使用5．press conference 记者招待会；新闻发布会6．search for寻找7．under the command of在……的指挥下8．in return for作为对……的回报9．for the benefit of为了……的好处10．there is an urgent need to do sth.急需做某事1．passive adj.被动的；消极的2．passport n．护照3．pattern n．式样4．plain adj.朴素的；简单的；普通的5．poisonous adj.有毒的6．portable adj.手提的；便携式的7．postpone v t.使延期8．precious adj.珍贵的1．The aim of this initiative is to encourage cooperation and trade across the historic Silk Road areas，and strengthen the bonds between China and the rest of the world.(The aim is to do...)这项倡议旨在鼓励横跨历史悠久的丝绸之路地区的合作与贸易，同时加强中国与世界其他地区之间的联系。
Unit 4 Natural DisastersⅠ．词块记单词1．the rescue workers 救援人员2．damage the buildings 损坏建筑物3．2，400 homes destroyed 2 400所房屋被毁4．no deaths, no injuries 没有人员伤亡5．shelters set up by the government 政府搭建的避难所6．useless pieces of metal 无用的金属块7．bury the dead 掩埋死者8．the tireless efforts of the city's people 全市人民的不懈努力9．the wisdom to stay positive 保持乐观的智慧10．provide the supplies 提供物资11．stay calm 保持冷静12．crash into coastlines 袭击海岸线13．huge waves 巨大的海浪14．strike a match 划火柴15．deliver food and supplies 运送食物和物资Ⅱ．语境记单词1．He was shocked at the shocking news, for I could see his shocked look on his face．(shock)2．You must learn to breathe regularly．Otherwise, you will feel out of breath after such a long run．(breath)3．Mastering some basic skills will greatly increase your chances of survival．Last week, thanks to the swimming skills, he and his friend succeeded in surviving the terrible flood and they were the only two survivors．(survive)4．After he came to power, everyone said he was a powerful leader, but now he feels so powerless that he even can't save his daughter．(power)5．The road has a total length of two miles only, so the workers decide to lengthen it．(long)Ⅲ．语境记短语1．Her life has not come to an end (结束), and she also doesn't know what is waiting for her ahead．2．Although it was Sunday yesterday, Lily got up early as usual (和往常一样)．3．Always have your dictionary on hand (在手头) when you study because it is very convenient for you to refer to it．4．We haven't cleaned the house for a few days, because we don't want to sweep away (彻底消除) good luck．5．It was reported that an American couple had dug out (挖出) a lot of gold coins from their own yard．6．The city lay in ruins (成为废墟) after the earthquake．Now, rows of houses are being built．7．Suddenly, a little rabbit jumped out in front of my horse．Seeing this, I was in shock (震惊)．Ⅳ．公式练句型1．这个小男孩太小了而不能举起这块沉重的石头。
