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时间:2018-12-15
《九年级英语上册 unit 4 topic 3 what do you know about mars section c导学案(新版)仁爱版》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit4Topic3WhatdoyouknowaboutMars【学习目标】了解更多关于火星的知识。【预习案】一、读1a的内容,完成1b二、在文中找到并划出下面的短语1.benamedafterMars__________________________2.theRomangodofwar________________________3.53%aswideas______________________________4.相隔…____________________________________5.覆盖火星的整个表面__________
2、______________6.仅仅36公斤重_____________________________7.和…的2/5一样重__________________________8.彼此距离最近________________9.搜寻更多信息____________________10.ausefulplacetodryfruit_______________________11.agoodplaceforhumanbeingstolive___________12.acomfortableplaceforheavypeople________
3、___________________________________13.水的供应____________________________________14.限制水的使用________________________________15.思念家人____________________________________【探究案】在文中划出下面的句子并分析1Itsdiameteris53%aswideasthatoftheearth..译:__________________________________________________点拨
4、:as﹢形容词/副词原级﹢as﹢名词---像…一样…思考:句中that指代______________,如果前面的名词是复数,用_________指代练习:a.我们学校像花园一样美。Ourschoolis__________________________apark.b.Tom和Mike跑得一样快。Tom______________________________Mike.c.美国的人口没有中国多。ThepopulationinAmerica__________________________inChina.d.城市的楼比农村的高。Thebui
5、ldingsinthecity______________than_________inthecountry.2.Marsgoesaroundthesunatadistanceofabout228millionkilometers.译:_______________________________点拨:atadistanceof---相隔…拓展:at/fromadistance---在远处练习:a.Putthestoneatadistanceofabouttwentymetershere.译:__________________________
6、____________b.Thepolicefollowedhimatadistance.译:____________________________________________________3.ThegravityonthesurfaceofMarsisabouttwo-fifthsasstrongasitisonearth.译:_______________________________________________________________________________点拨:倍数词/分数/百分数﹢as﹢形容词或副词原级
7、﹢as---是…的几倍/几分之几/百分之几练习:a.这个盒子是那个盒子的四倍重。Thisboxis______________________________thatbox.b.这个房间是那个房间的三分之一大。Thisroomis_____________________________thatroom.4.Soapersonwhoweighs90kilosonearthweighsonly36kilosonMars.译:______________________________________________________________
8、____点拨:apersonwhoweighs90kilosonearth---一个重达90公斤的人思考:句中第一个weighs是___句的_____
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