Unit7What’sthehighestmountainintheworld?SectionA1a-2d

课时教学目标语言目标：1.掌握本课时重点词汇：square,meter,deep,desert,population,Asia,tour,tourist,wall,ancient,wide,protect等;2.掌握本课时重点短语：feelfree,asfarasIknow,insize等;3.熟练运用形容词和副词的最高级。文化意识：了解自然景观中的世界之最，拓宽视野，培养爱国情结和爱家乡情结。学习能力：通过自主学习、合作学习、探究学习、跨学科学习培养合作意识与学习能力。思维品质：学生在多次听力和对话练习后，能听懂和谈论有关地理和自然的话题，了解大自然的瑰丽景观，更加热爱大自然，增强保护环境的意识。

SomenaturalwondersintheworldQomolangmatheNiletheCaspianSeatheSaharaLead-in

Matchthefactsyouknow.1aQomolangmaAbout9,000,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,848.86metershigh

Canyoureadtheselargenumbers?9,000,0001,0256,6718,848.86ninemilliononethousandandtwenty-fivesixthousandsixhundredandseventy-oneeightthousandeighthundredandforty-eightpointeightsix1a

Keypoints:1.metern.米；公尺...metershigh/deep/wide……米高/深/宽【拓展】表示长度单位的名词：mile英里；foot英尺；inch英寸；kilometer千米；decimeter分米；centimeter厘米；millimeter毫米?2.squaren.正方形；广场Tian’anmenSquare天安门广场；adj.平方；正方形的squaremeter平方米，squarekilometer平方公里3.deepadj.深的；纵深的；深（呼吸）的；深沉的“基数词+单位词+形容词（long，wide，high，deep）”表示“物体的长、宽、高、深”；takeadeepbreath做深呼吸【拓展】depthn.深（度）；deeplyadv.深深地

“Keypoints”练习根据汉语意思完成句子，每空一词。1.山西博物院的面积大概是112000平方米。ShanxiMuseumisabout112,000____________________________.2.亚马逊河流的最大深度为124米。Themaximum______oftheAmazonRiveris124_______.squaremetersinsizedepthmeters

Qomolangmais_____________thananyothermountainintheworld.TheSaharais_____________desertintheworld.TheCaspianSeais_______________ofallthesaltlakes.TheNileis_________________riverintheworld.Listenandcompletethesentences.1bhigherthebiggestthedeepestthelongestn.沙漠在世界上所有咸水湖任何其他

MountainRiverSea/LakeDesertFeatureMostLeastheightFillinthetable.highest/tallestlowest/shortestlengthlongestshortestdepthdeepestshallowestareabiggestsmallest

Listenandread.Teacher:Yesterday,