Unit7課堂講義河北省衡水人教版八年級英語下冊

Unit7What'sthehighestmountainintheworld？【教學目錄】掌握本單元重要詞匯掌握本單元重要短語重要語法【教學詳解】一、重要詞匯1.deep（adj）深的【拓展】depth（n）深2.population（n）人口【拓展】對人口提問用What3.Asia（n）亞洲【拓展】Asian4.ancient（adj）古代的5.protect（v）保護【拓展】protect……from……6.wide（adj）寬的【拓展】width（n）寬7.achievement（n）成就【拓展】achieve（v）成就8.succeed（v）成功【拓展】succeedindoingsth成功做某事Success（n）成功successful（adj）成功的9.freezing（adj）冰冷的【拓展】froze（過去式）frozen（過去分詞）10.nature（n）自然【拓展】natural（adj）自然的11.weigh（v）稱體重【拓展】weight（n）體重12.Birth（n）出生【拓展】givebirthto生孩子13.awake（adj）醒著【拓展】wake（v）醒來Wakeup喚醒二、重要短語歸納1.feelfree2.AsfarasIknow3.inthefaceof4.takein5.eventhough6.ThePacificOcean7.atbirth8.upto9.walkinto10.fallover11.orso三、重要語法歸納形容詞和副詞的比較級和最高級1.概述英語中的形容詞和副詞有三個等級，即原級、比較級和最高級。比較級主要用于兩者進行比較，最高級主要用于三者或三者以上進行比較。2.比較等級的構(gòu)成(1)通過在結(jié)尾加er或est構(gòu)成。①單音節(jié)詞和部分雙音節(jié)詞在結(jié)尾加er或est構(gòu)成比較級或最高級:例:talltallertallestfastfasterfastest②若原級以字母e結(jié)尾，則只加r或st構(gòu)成比較級或最高級:例:finefinerfinest③若原級以“輔音字母+y”結(jié)尾，則應(yīng)將y改為i再加er或est構(gòu)成比較級或最高級:例:drydrierdriest④若原級以重讀閉音節(jié)結(jié)尾，且末尾只有一個輔音字母，則先雙寫這個輔音字母再加er或est構(gòu)成比較級或最高級:例:bigbiggerbiggest(2)通過在其前加more和most構(gòu)成。多音節(jié)詞和部分雙音節(jié)詞通過在其前加more或most構(gòu)成比較級或最高級:例:difficultmoredifficultmostdifficultpopularmorepopularmostpopular3.比較等級的不規(guī)則變化：good/wellbetterbestbad/badly/illworseworstmany/muchmoremostfarfarther/furtherfarthest/furthestoldolder/elderoldest/eldestlittlelessleast4.使用比較等級時應(yīng)注意的事項(1)使用比較等級的基本原則:不作比較用原級，兩者比較用比較級，三者或三者以上比較用最高級。例:Heisverytall.他很高。(盡管“很高”，但沒有比較，故用原級)Heisveryshortbutheistallerthanme.他很矮，但是他比我高。(兩者比較)Amongthethreegirls,Maryisthetallest.在這三個女孩兒中，瑪麗是最高的。(三者比較)(2)在形容詞最高級前通常用定冠詞the，在副詞最高級前可用the，也可省略。例:Thisisthebestroominthehotel.這是這個賓館里最好的房間。Amongthem,hestudies(the)hardest.在他們當中，他學習最刻苦。(3)比較級前常用far，even，alot，abit，much等修飾。例:JapaneseismuchmoredifficultthanEnglish.日語比英語難多了?！菊n堂練習】一、單項選擇1．ThepopulationofChinalarge.Aboutfourfifthsofthepopulation____farmers.A．is;are B．a(chǎn)re;is C．a(chǎn)re;are D．is;be2．Chinahas________areaofabout9,600,000squarekilometers.Everyonewantstoget________amazingjobhere.A．a(chǎn)n;an B．a(chǎn)n;/ C．the;the D．a(chǎn)n;a3．—Whyhaveyougotsomuchwaterhere?—Forthetrailwalkers.Afterfinishthetoughhike,theyneedto_____lotsofwater.A．keepoff B．giveout C．takein D．putup4．Animalsarethehuman'sfriends.Weshould________thembyspeciallaws.A．protect B．drop C．kill D．buy5．—Areallthenamesofyourclasslistedhere?—Yes,all,________mine.A．includes B．including C．includedD．include6．Thanksforyourinvitation,butI'msosorryIcan'tgo.Ineedto_________mybabyathome.A．takeaway B．takeoff C．takecareof D．takeoutof7．________exerciseyoutake,_____________you'llbe.A．Thefewer,thefatterB．Theless,thefatterC．Theless,themorefatter8．________babypandaismuchshorterthan________adultpanda.A．A,an B．A,a C．An,an D．An,a9．—Tomissixandheis________hissisterJane.HowoldisJane?—Three.A．twiceasoldas B．twoyearsolderthanC．a(chǎn)soldas D．threeyearsyoungerthan10．Thereareonlytenminutes________.A．remained B．remaining C．remains D．beingremained二、首字母填空1．Thepicturerthegirlofthetimewhenshewasinthevillage.2．Thesingergotalotoffansbecauseofhisbeautifulandsoftv.3．Thebird'ssonglthebrotherandthesistertothehouse.4．Paperandother3thingsare4inventions(發(fā)明)inaChina.5．Thepisincreasingatabout6%peryear.6．Weshouldcourselvesinthefaceofdifficulties.7．Whenthebabyseeshermother,sherunsoverwithe.8．Humanscansometimesbestrongerthanthefofnature.三、適當形式填空1．Therearemany(tour)ontheGreatWalleveryday.2．Inspring,manypeoplewant