Unit5单词教学课件外研版英语七年级下册

Unit5Words:ExploreNature&Science外研版七年级下册单词精讲与中考链接01.情景导入：走进Unit5的世界02.单词精讲：自然景观篇03.单词精讲：人物情感与行为篇04.单词精讲：科学与概念篇05.中考链接：高频考点解析06.互动练习：知识巩固与应用07.课堂总结：回顾与展望情景导入：走进Unit5的世界Imaginestandingonahighplateau,feelingthesoftwindinyourhair,andlookingupatthebrightsky.Whatwordswouldyouusetodescribethisbeautifulscene?Let'sexploreUnit5tofindout!单词精讲：自然景观篇(1)plateau/'plætəʊ/n.高原TheTibetanPlateauisveryfamousintheworld.cloud/klaʊd/n.云Therearemanywhitecloudsinthesky.拓展：cloudy多云的land/lænd/n.陆地Mostanimalsliveonland.拓展：onland在陆地上glacier/'ɡlæsiə/n.冰川Theglaciermovesveryslowly.单词精讲：自然景观与环境(1)grassland/'grɑːslænd/n.草原Sheeparegrazingonthegrassland.field/fiːld/n.田地，田野Farmersareworkinginthefield.sky/skaɪ/n.天空Theskyisblueandclear.tide/taɪd/n.海潮，潮汐Thetideiscomingin.单词精讲：自然景观与环境(2)calm/kɑːm/adj.镇静的，沉着的Thelakeiscalmandreflectsthesky.拓展：calmdown冷静flow/fləʊ/v.流，流动Theriverflowsgentlythroughthevalley.soft/sɒft/adj.柔软的Thegrassissoftunderourfeet.brightly/'braɪtlɪ/adv.明亮地Thesunisshiningbrightlytoday.单词精讲：人类行为与情感(1)express/ɪk'spres/v.表达；表示例:Heexpressedhislovethroughart.describe/dɪ'skraɪb/v.描述，描写例:Canyoudescribethepicture?diary/'daɪəri/n.日记，日志例:Shekeepsadiaryeveryday.present/'preznt/n.礼物，赠品例:Hegavemeapresentformybirthday.单词精讲：人类行为与情感(2)proud/praʊd/adj.自豪的，得意的例句:Heisproudofhisownachievementandgivesathumbs-up.better/'betə/adj.更好的，较好的例句:Thestudentisbetteratansweringquestionsnowandraiseshishandconfidently.most/məʊst/adj.最例句:Thisfilmwonthemostprestigiousaward,justlikethisshiningtrophy.few/fjuː/adj.很少，不多例句:Thereisveryfewmoneyleftinhiswallet.单词精讲：科学探索与发现(1)lungfish/'lʌŋfɪʃ/n.肺鱼例:Lungfishcanliveoutofwaterforalongtime.lung/lʌŋ/n.肺例:Weneedhealthylungstobreathe.scientist/'saɪəntɪst/n.科学家例:Mydreamistobeascientist.develop/dɪ'veləp/v.(使)成长，(使)发展例:Childrendevelopveryquickly.单词精讲：科学探索与发现(3)surface/'sɜːfɪs/n.表面，面Thesurfaceofthelakeissmooth.level/'levl/n.水平高度；相对高度Thewaterlevelisrising.salty/'sɔːlti/adj.咸的，含盐的Thesoupistoosalty.wood/wʊd/n.木头，木材Thetableismadeofwood.单词精讲：科学探索与发现(2)die/daɪ/v.消失，不复存在Thedinosaursdiedoutmillionsofyearsago.恐龙在几百万年前就灭绝了。拓展：dieoff/out灭绝disappear/ˌdɪsə'pɪə/v.消失，不见Thesundisappearedbehindtheclouds.太阳消失在云层后面。climate/'klaɪmət/n.气候Climatesshapetheworld’secosystems.单词精讲：语言与逻辑(1)if/ɪf/conj.假若，要是，如果Ifyouchoosetheleftpath,youmayseedifferentscenery.however/haʊ'evə/adv.然而，不过，但是例:Theroadwassmooth,howeverabigstoneblockedtheway.only/'əʊnli/adj.唯一的，仅有的例:Thisistheonlykeythatcanopenthetreasurebox.less/les/det.不那么多，更（较）少例:Thisglasshaslesswaterthantheonenexttoit.单词精讲：语言与逻辑(2)suchas/sʌtʃæz/像，诸如，例如Thefruitbowlhasmanykindsoffruits,suchasapples,bananas,andoranges.suggest/sə'dʒest/v.暗示，暗指Hismysterioussmilesuggestedthatheknewthesecret.aloud/ə'laʊd/adv.出声地Thestudentstoodupandreadthestoryaloudinclass.lie/laɪ/v.躺，平卧Shelikestolieonthegreengrassandenjoythesunshine.中考链接：高频考点解析(1)考点1：形容词比较级和最高级比较级用于两者比较，最高级用于三者及以上。重点掌握"the+比较级,the+比较级"结构。Q:Themoreyouread,the______youwillunderstand.A.wellB.betterC.best考点2：词性转换技巧掌握常见后缀：-ment(名词后缀，如develop->development)；-ist(表人，如science->scientist)。Q:YuanLongpingisafamous______(science).实战演练：综合应用01.语法填空The______(hard)youwork,themoreprogressyouwillmake.02.词汇运用Withthe______(develop)oftechnology,ourlifeisgettingbetter.03.单选选择Heisoneof______(famous)writersinChina.中考链接：高频考点解析(2)考点3：词义辨析(if,whether)核心讲解引导宾语从句时，whether可与ornot连用，而if通常不可以。中考真题示例Idon'tknow______hewillcomeornot.A.ifB.whetherC.that考点4：固定搭配(beproudof...)核心讲解掌握常见短语是关键。beproudof(为...骄傲),suchas(举例),dieout(灭绝)。中考真题示例Sheisproud______herson'ssuccess.A.inB.ofC.at互动练习：单词连线plateauscientistglacierclimatedisappear科学家高原气候消失冰川互动练习：词性转换请根据括号内的提示，写出单词的正确形式1.develop(v.)→__________(n.发展)2.science(n.)→__________(n.科学家)3.describe(v.)→__________(n.描述)4.proud(adj.)→__________(n.骄傲)5.social(adj.)→__________(n.社会)developmentscientistdescriptionpridesociety互动练习：情景填空请从下方单词库中选择合适的词填入短文空格中："The__________isverybrighttoday.Wecanseemanywhite__________inthe__________.Somechildrenareplayingonthe__________grassland.Theyareveryhappy."单词库WordBankskybrightlysoftcloudsplateau课堂总结：回顾与展望核心单词分类(CoreVocabulary)自然景观(NatureScenery)人物情感(Emotions)科学概念(ScientificConcepts)核心短语(KeyPhrases)beproudof/suchasdieout/developinto中考考点(ExamFocus)比较级与最高级/