ID: 24209664

Unit3 Fascinating parks Build up your vocabulary课件(共18张PPT)-人教版(2019)选择性必修第一册

日期:2025-10-26 科目:英语 类型:高中课件 查看:60次 大小:1744293B 来源:二一课件通
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Unit3,必修,选择性,2019,人教,18张
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(课件网) Unit 3 Fascinating parks Build up your vocabulary Guessing game meanings egg+plant=鸡蛋植物? chair+man=椅子上的人? fly+paper=飞纸?苍蝇纸? green+house=绿色的房子? eggplant茄子 chairman主席 flypaper苍蝇拍 greenhouse温室 WORD FORMATION 构词法 这里输入简单的文字概述这里输入简单文字概述这里输入简单的文字概述 care careful careless carefully carelessly carelessness 扩大词汇 这里输入简单的文字概述这里输入简单文字概述这里输入简单的文字概述 Why do we learn word formation 了解词义 辨认词类 possible impossible fair unfair glory glorious operate operation Types of word formation water the flower disagree classroom 转化法conversion 派生法derivation 合成法compound 缩略法 abbreviation VIP 合成法compound easy-going, old-fashioned, up-to-date, eggplant, somewhere, theme park, cowboy, reading room 由两个或多个词合成一个新词。有的用连字符号连接,有的直接连写在一起,还有的用分开的两个词构成,这样的构词的方法叫合成法。 02 03 04 01 如:overcome(战胜),overthrow(推翻) 合成动词 如:lifelong(终身的), heartbreaking(令人心碎的) 合成形容词 如:anyway, anywhere, however, forever... 合成副词 如:sunset(日落), bookmark(书签), guidebook(指南手册) 合成名词 05 合成介词 如:inside, outside, within... happy - unhappy, like - dislike, success - successful, home - homeless 通过在词根上加前缀或者后缀构成一个新词的方法。用派生法构成的词叫做派生词。 派生法derivation 一、表否定: ① dis- 如:ability-disability, agree-disagree, appear-disappear... ② un- 如:happy-unhappy, lock-unlock, fair-unfair... ③ in-/il-/im-/ir- 如:legal-illegal, possible-impossible, regular-irregular... ④ mis- 如:understand-misunderstand... ⑤ non- 如:non-smoking(非吸烟(区)), a non-drinker(一个不喝酒的人) 二、表重复 re- 如:arrange-rearrange, creat-recreat, consider-reconsider 三、动词化 en- 如:able-enable, rich-enrich, large-enlarge 前缀 派生法 一、表示人: ① -er/or 如:buy-buyer, act-actor... ② -ee 如:employ-employee, interview-interviewee... ③ -ist 如:art-artist, special-specialist... ④ -ian 如:music-musicin, politics-politician... ⑤ -ant 如:assist-assistant, account-accountant... 二、动词后缀 -en 如:strength-strengthen... 三、形容词后缀 ① -ous 如:danger-dangerous, humour-humourous... ② -ful 如:help-helpful, beauty-beautiful... ③ -able 如:comfot-comfortable, adjust-adjustable... ④ -ed/ing... 后缀 派生法 四、名词后缀: ① -al 如:arrive-arrival, survive-survival... ② -ment 如:achieve-achievement, state-statement... ③ -ness 如:happy-happiness, sick-sickness... ④ -tion 如:attract-attraction, adopt-adoption... ⑤ -(ss)ion 如:discuss-discussion, promiss-promission... ⑥ -ance/ence 如:accept-acceptance, depend-dependence... ⑦ -(t)ure 如:mix-mixture, fail-failure... ⑧ -y 如:deliver-delivery, recover-recovery... ⑨ -(i)ty 如:safe-safety, equal-equality... 后缀 派生法 happy - unhappy, like - dislike, success - successful, home - homeless 通过在词根上加前缀或者后缀构成一个新词的方法。用派生法构成的词叫做派生词 ... ...

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