九年级英语上册《unit 4 amazing science topic 3 section c》学案 仁爱湘教版

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1、九年级英语上册《Unit4AmazingScienceTopic3SectionC》学案（无答案）一．学习目标：1了解更多关于火星的知识。2培养学生热爱科学、探索未知领域的积极态度。二．预习过程：三．知识点导学：1a:1)ThegravityonthesurfaceofMarsisabouttwo-fifthsasstrongasitisonearth.(译成汉语)a)倍数的表示：倍数+as形容词或副词原级+asb)as+adj./adv/原级+as：“和……一样“(1)Thestudentsinourschoolaretwic

2、e___many____thoseinyours.我们学校里的学生是你们学校里的学生的两倍。(2)Theriveris_________________________thatone.这条河是那条河的3倍长。(3)TheweatherinBeijing__________________thatinWuhan.北京的天气没有武汉的天气热。2）Marsgoesaroundthesunatadistanceofabout228millionkilometers.(译)注：atadistanceof…:相隔…,at/fromadist

3、ance:在远处(4)我将在离我们学校100米的地方等你。Iwillwaitforyou____________________________fromourschool.(5)他的妈妈远远地跟着他。Hismotherfollowedhim_________.Part2:3)IthasbeentwodayssincewelandedonMars.译汉语：“it”用作主语谈论时间，常与“since”连用，译“自从….到现在已经多长时间了”，常用的结构：Ithasbeen+一段时间+since+过去时从句:Itis+一段时间+sin

4、ce+过去时从句时间+haspassedsince…(6)自从我们来到我们学校已经三年多了。______________________threeyearssince__________________.四．课堂活动：1.读1a第二段，回答下列问题：1)WhatdoesMarslooklike?2)What’stheweatherlikeonMars?3)What’sthegravityonMars?4)What’sthetemperatureonMars?5)Howfarisitfromthesun?2.读1a，判断：3.给1

5、a拟定一个标题：_________________________________________4.读Part2,判断：()1.It’sbeenfivedayssincetheylandedonMars.()2.IttookthemthreeyearstogettoMars.()3.Theyhadplentyoffoodandwaterinthespaceship.()4.Theyhavebeenawayfromtheearthfor763days.()5.TheexcitementandrisksonMarsareworth

6、it.5.读Part2,回答：1.HowmanydayshadtheystayedonMarstillthen?2.HowlongdidittakethemtogettoMars?3.Weretheylivinginacomfortableroom?四．课后巩固：(7)我们登上火星已经两天了。It__________twodays_____welandedonMars.(8)地球在距离太阳数十亿公里的地方旋转。Theearthtravelsaroundthesun____________________billionsofkil

7、ometers.(9)更糟糕的是，我们的水供应很短缺。_______________,ourwatersupplieswereverylow.(10)总体来说,这本书值得一读。__________,thebookisworth____.II.(11)Theapplesinthisbasketarebiggerthan__inthatbasket.A.themB.thoseC./D.that(12)Thefamouspaintingwasnamed____Autumn.A.toB.asC.forD.after(13)UncleWa

8、ng’spursewasfoundbya___girlnamedAnn.A.12-year-oldB.12-years-oldC.12yearoldD.12yearsold(14)Thediameteroftheearthisnearly__thatofMars