Unit3SeaExploration单词词汇讲解课件高中英语人教版选择性

人教版选择性必修四配套单词课件Unit3SeaExploration海洋探索制作人：Jack2024.07目

录C

ONTENT0

1Pronunciations02Words-formation03Wordsincontext01PronunciationslistenandrepeatWords-learningstrategy#1：词汇学习策略#1：combineformswithpronunciations音形结合法mer﹒chantex﹒﹒tendne﹒go﹒ti﹒atebe﹒holdlea﹒guero﹒yalwith﹒drawchan﹒nelma﹒ri﹒timepo﹒li﹒ticspro﹒fessiontour﹒na﹒mentmix﹒turelap﹒topco﹒ve﹒ragesubmer﹒sibleun﹒der﹒wa﹒ter

cap﹒sulemi﹒gra﹒tiondi﹒rec﹒to﹒ry﹒mur﹒dermer﹒cypo﹒sse﹒ssiono﹒ppo﹒nentma﹒rinear﹒rest02Word-formationlearnandthinkwords-learningstrategy#2:词汇学习策略#2：wordsformation构词法I.合成法（compounding）添加标题内容1.withdrawvi.&vt.（withdrew,withdrawn）（使）撤回；撤离with+draw

2.laptopn.笔记本电脑；便携式电脑

lap+top3.underwateradv.在水下adj.水下的under+waterII.派生法（derivation）1.extendvt.扩展；使伸长；延长→extendedadj.延伸的；扩大的；长期的→extension

n．扩大；延伸→extensiveadj.广泛的；广阔的

2.negotiatevt.商定；达成（协议）vi.谈判；磋商；协商negotiationn．谈判；协商3.professionn.职业；行业→professionaladj.专业的；职业的→professorn.教授；教师；研究员4.mixturen.混合；结合体；混合物→mixedadj.混合的；形形色色的→mixv．配制；混淆；使混合5.coveragen.新闻报道；覆盖范围→coverv.包括；采访；报道；行走；涉及；覆盖6.applaudvt.&vi.鼓掌vt.称赞；赞赏→applausen．鼓掌;喝彩7.migrationn.迁移；迁徙；移居→migratev．vi.移动；移居；迁徙vt.使移居；使移植→migrantn.移民；候鸟8.murdervt.谋杀；凶杀；毁坏n.谋杀；凶杀→murderern.杀人犯；凶手9.mercyn.仁慈；宽恕；恩惠→mercifuladj.adj.仁慈的；慈悲的；宽容的→mercilessadj.残忍的；无慈悲心的10.possessionn.[usuallypl.]个人财产；拥有；控制→possessv.控制；持有；迷住；拥有，具备III.转化法（conversion）1.merchant

①n.商人；批发商

②adj.海上货运的2.bond①n.纽带；关系②vt.&vi.增强信任关系；使牢固结合3.tax①vt.对……征税；使纳税②n.税；税款4.underwater①adv.在水下②adj.水下的5.log①vt.把……载入正式记录；记录②n.正式记录；日志；原木03Wordsincontextwords-learningstrategy#3：词汇学习策略#3：Wordsincontext语境法1.Thesefleetswereasighttobeholdandwereinaleagueoftheirownatthattime.

asighttobehold

一道亮丽的风景线；值得一看的风景inaleagueofone’sown独领风骚

2.UnderthecommandofZhengHe,theysetsailfromtheSouthChinaSeaacrosstheIndianOceantothemouthoftheRedSea,andthentotheeastcoastofAfrica.underthecommandofsb.在某人的指挥下setsailfrom从......启航3.AlthoughChinawithdrewfromfurtherexpeditionsafter1433,theselandandsearoutesremainedactivechannelsbetweenotherculturesforcenturies.withdrawfrom退出；撤回；停止channel航道；通道；渠道4.Wit