13单元重点词汇及主课文讲解新课件

Unit13重点词汇及主课文讲解㈠重点词汇讲解:1cube1)立方形，后面可接from/byWebenefitby/fromdailyexercisesTheplantsbenefitedfromtherain3)n益处，好处(可数&不可数)ItoldthemallthebenefitsoffreshairandexerciseHegotalotofbenefitfromtheholiday假期让他受益匪浅！Youradvicewasofgreatbenefittome你的忠告对我很有好处4)◇forthebenefitof为了…的利益◇beofbenefittosb对…有好处4property1)财产;不动产;所有权(不可数);(某处特定的)地产(可数)Thissmallhouseismyonlyproperty（唯一的财产）Withthecitydevelopingrapidly，立方体，但不接反身代词ExercisebenefitourhealthYouradvicebenefitedmeagreatdealThefreshairwillbenefityou2)vi“获益，后面接名词&代词，得益于”，方块;2)立方;三次幂Pleasebringmeanicecube(一块冰块)outofthefridgeThecubeof2is82的3次幂是8Thecuberootof27is327的立方根是3◇cubic立方的；立方形的◇perfectcube完全立方◇cuberoot立方根◇cubepower方形火药2sailor1)海员，水手;乘船者ThesailorslandedonDalian海员在大连上岸HehadbeenasailorintheUSAnavy他曾在美国海军当水兵Iamabadsailor我是一个爱晕船的人2)（同）seaman海员；水手3benefit1)vt“对…有利”，propertyinthecenterisbecomingmoreexpensiv，