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1、波峰中学高中英语必修三Unit4导学案姓名_班级_编制 王雅萌 时间 3.27 编号 13 审核 樊建课题：Astronomy：the science of the stars一、课前预习单【学习目标】1.学习一些新单词、新短语.2.了解地球上生命的起源以及生物进化的过程.3.培养学生对科学的兴趣，增强学生保护地球的意识.【预习指导】1._ n. 系统；体系；制度 2_ n. 学说；理论3_ n. 大气层；气氛 4_ adv. 因此；于是5_ n&vt. 拉(力)；拖；牵引力6float vi.&vt. (使)浮动；(使)漂浮_ n. 漂浮物7harmful adj. 有害的_ n. 害处 v
2、t. 对有害8violent adj. 猛烈的_ n. 暴力_ adv. 猛烈地9puzzle vt.&vi. (使)迷惑；(使)为难 n. 谜；难题_ adj. 迷惑不解的10unlike prep. 与不同；不像_(反义词)prep.像_ v&n. 不喜欢11exist vi. 存在；生存_ n. 存在12exhaust vt. 使筋疲力尽_ adj. 筋疲力尽的13gentle adj. 温和的_ adv. 温和地14less adj. 较少的_ vt. 减少15_ adj. 基本的【基础训练】1. When did the Earth settle into a solid globe
3、？2. Why did animals first appear in the seas？3. Why were mammals different from other animals？4.What made possible the rise of mammals on the earth？通过预习存在那些问题（要标注出来）二、课中探究单任务1、预习单中发现的问题（小组讨论）Put the order of development of life into a timeline.Use the reading passage to help you.1.Insectsandamphibia
4、nsappeared.2Dinosaursappeared.3Theearthbecameasolidball.4Smallplantsgrewonthewater.5Reptilesappeared.6Plantsbegantogrowondryland.7Theearthwasacloudofdust.8Waterappearedontheearth.9Shellfishandotherfishappeared.10Theuniversebeganwitha“BigBang”.11Cleveranimalswithhandsandfeetappeared.12Mammalsappeared
5、._【课堂训练】1Their education _ (体系) was perfect.2I hope you will recover soon under this enjoyable _(气候)3He felt _(鼓励) by the progress he had made.4The manager doesnt _(允许)us to use the computer.5The news that they were defeated _(传遍)to the capital.6Tornadoes are _ (猛烈的)whirlwinds which vary in their wi
6、dth from a few yards to 1,300 feet.7The small boat was _(漂浮)on the surface of the water.8A great _(块)of rock had fallen from the cliff and now blocked the road.9From these observations we conclude that the moon has little or no _(大气层)10These kittens look exactly _(一样的). Can you tell them apart?【课堂总结
7、】：1、本节学到了哪些知识？ 2、本节学会了哪些方法和技能？三、达标检测单1She is a very _ (religion) person who goes to church every Sunday.2This kind of plants has been in _ (exist) for millions of years.3Ive been _ (puzzle) over all the figures, trying to find what happened to the missing money.4We live in a _ (globe) village, but t
8、his doesnt mean that we all behave in the same way.5Last night we had a discussion, which became more and more violent. Finally we reached an agreement that we will never use _ (violent) whatever happens.6Reading in the sun is _ (harm) to your eyes.7The wind is blowing _ (gentle)8It was my friends who gave me a great deal of _ (encourage)9The desertification accounted for good farmlands _ (disappear)10Her teacher pointed out her mistake with _ (patient)得分 达标情况（不及格、及格、优秀）
