外研版（2019）必修第一册Unit 2 Exploring English Using language 语法课件

1.做…有困难2.既不…也不3.例如4.在某人空闲时间5.拍照6.想家7.回到家8.说到，谈到…9.向外看10.烧毁；烧尽11.烧毁12.填写；填补；代替13.填写；变大14.给（机器等）

上发条，活动会议等结束havetrouble…inneither…norforexampleinone’sfreetimetakeaphotogethomesickgetbackhomespeakoflookoutof…burnupburndownfillinfilloutwindupRevision:Unit2

ExploringEnglish

Usinglanguage

导课

●明标

四大基本的构词法合成转化派生缩写Learningaims导课

●明标1.Studentsareabletounderstandwordformation2.Toimprovethestudents'abilitiestoguessthemeaningsofthewords.3.Toenlargestudents'vocabularies.

Self-study自主●合作

Task：Completetheactivity1and2onpage17.Time

：5minsRequirements:1.workonyourownfirst2.checkyouranswerswithyourpartner

Keys:

我展示！我补充！我纠错！我质疑！展示●质疑1.penfriend2.well-known3.incorrect4.unhappy5.improvement6.calm7.presenting8.WTO9.ASAP1.d2.c3.b4.a

按照一定的语言规律创造新词的方法叫做构词法。英语构词法主要有转化法、合成法、派生法等。一、转化法英语中一个词由一种词类转到另一种或几种词类而不发生词形的变化,称为转化。点评●提升1.名词转化为动词armn.手臂 →v.武装;装备backn.背 →v.倒车;支持eyen.眼睛 →v.注视facen.脸 →v.面对fingern.手指 →v.触摸,用手指弹nursen.护士

→v.护理mothern.母亲→v.像母亲般照管volunteern.志愿者→v.自愿做2.动词转化为名词tryv.尝试→n.尝试lookv.看 →n.表情swimv.游泳 →n.游泳walkv.散步 →n.散步buildv.建筑 →n.构造,体形点评●提升二、合成法两个单词连在一起合成一个新词,前一个词修饰或限定后一个词。结合一线课堂P19点评●提升三、派生法

在词根前面加前缀或在词根后面加后缀构成一个与原单词意义相近或截然相反的新词叫做派生法.结合一线课堂P20点评●提升Task:完成一线课堂P20-21随堂训练训练●巩固总结●测评Task:CompletethesentencesTime:3mins.Requirements:Completeitcarefullyandcorrectly.Summary:单语法填空1.Themeparksoffermoreeducationalthingsthan__________(amuse)parksdo.2.Lucyhasalotof________(curious)aboutwhatitisliketoliveinaforeigncountry.3.TheweatherinBritainis__________(change).Youcanfindthatoneminuteitisrainyandthenextminutethesunisshiningbrightly.4.Sometimesunknownthingsappear__________(mystery)tous.5.Ifwehumanbeingskeeponkillingthewildlife,someanimalswill_________(appear)completely.

curiositychangeablemysterious