高中英语 5.2 the power of nature reading导学案1 新人教版选修6

《高中英语 5.2 the power of nature reading导学案1 新人教版选修6》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、陕西省榆林育才中学高中英语5.2Thepowerofnaturereading导学案1新人教版选修6学习目标：1、理解课文内容，了解自然的威力，火山喷发的过程（作者的一份工作）。2、结合上下文语境，感知、体验、重点句子。3、让学生对火山喷发的自然现象有更多的了解。学法指导：1、自主学习课文，完成预习案中的练习。2以课文为载体在阅读中充分利用各种读技巧以提高自己的阅读能力。预习案一、话题阅读Someknowledgeaboutvolcanoes(关于火山的一些知识）Therearethousandsofvolcanoes(

2、火山)allovertheworld.Whatmakesvolcanoes?Whathappens?Theinsideoftheearthisveryhot.Becauseitisvery,veryhot,therock（岩石）hasmelted（融化）likeice.Ithasbecomeliquid（液体）,likewater.Itisalwaysboiling,likewaterinakettle（茶壶）.Ifyouhaveseenakettleboiling,youknowthatthesteam（水蒸气）and

3、boilingwatertrytogetout.Theveryhotmeltedrockinsidetheearthalsotriestogetout.Usuallyitcannotbecausetheoutsideoftheearthistoothickandstrong.Butinsomeplacestheoutsideoftheearthisthinandweak.Sometimesacrack（裂缝）(asmallopening)appears.Thehotmeltedrock,,whichwecall“lava

4、（岩浆）”,pushesupthroughthecrackandbursts（喷涌）through.Steamandgasshootupintotheairandthehotmeltedlavapours（倾倒）out.Bigpiecesofrockmaybethrownhighintotheair.Afterawhilethevolcanobecomesquietagain.Themeltedlavabecomeshard.Laterthesamethinghappensagainandagain.Eachtimemo

5、rehotlavapoursoutontopofmountainisbuiltup,withaholedownthemiddle.Perhapsthevolcanowillthenbequietandnomorelavawillburstout.Perhapsitwillstartagainhundredsofyearslater.Vesuvius（维苏威火山）isthenameofaveryfamousvolcanoinItaly.Itfirstcametolifemany,manyyearsago.Itwasquie

6、tforhundredsofyears.Thenintheyear79itsuddenlyburst.Agreatcloudofsmokeshotupintotheskywithgreatburningrocks,whichfellallaround.Hotlavaporeddownitssides.About3,000peoplewerekilled.Questions:Canyoudescribetheeruption(喷发)ofvolcanoes?__________________________________

7、_________________________________探究案一、Readthetextandthenmatchthemainideaofeachparagraph.Para.1Thewriterexpresseshisloveforhisjobandwhyhelovesit.Para.2ThewriterdescribeshisfirstsightofavolcanoeruptionPara.3Thewriterdescribeshisjobanditsimportance.Para.4Thewriterst

8、atesagainhisloveforhisworkandvolcanoes.Para.5.Thewriterdescribeshisfirstcloserlookatavolcanoeruption二、Readthetextanddothefollowingexercises1．Wecanknowfromthepa