Unit 5 Look into Science Lesson 29 DNA—The Story of You学案

平堡中学导学案
学科：English 年级：nine 主备人：Wu Cheng 教研组长： 教务处： 上课时间：2014年11月7日
第29课 课题 Lesson 29: DNA---The Story of You 课型 new 5．The police caught two_______ yesterday.(thief)(二)词形转换：1.help(形容词)________2.juice(形容词)________3.it(反身代词）_________4.identify(第三人称单数形式)________5.both(反义词)_________6.different(名词)_______(三)短语翻译1.活着的东西;生物____________ 2.这些问题的答案______________3.把…和…组合起来____________ 4.同时___________________5.除……之外________________ 6. the blueprint of life_______________7.be related to______________ 8.not only…but also________________Reading 学法指导：精读课文，整体感知课文内容，划出语言知识点。
学习目标 词汇: general adj. (generally adv .) twin n. blueprint n. identify n.(identical adj.) grandson n. granddaughter n. pattern n. related adj. complex adj. instruction n.短语：not only…but also except for be related to billions of
重难点 理解课文大意，掌握语言知识点及用法掌握语言知识点及用法compound sentences 并列句。
合作预习，问题导向问题导向（一）自主预习，认真准备：学法指导：1.小组互查单词记忆情况，组长负责，掌握本课单词。2.组长负责，熟读课文三遍，并翻译对话，掌握对话内容。3.组长负责找出课文中的知识点。 (一)根据汉语提示补全单词1.The dictionary is very________(有帮助的) to us. 2.We all like_______ (多汁的) oranges.3.I think I would_________(合并) grapes and bananas.4.We are all here today_______(除……之外) Jim because he was ill.
语言点探究：学法指导：合作探究，交流展示。1. Except for identical twins, each living thing has its own unique DAN. （翻译） “except for”的意思是“ ” He is a good man hot temper. 除了脾气暴躁外，他是个好人。From your DNA, scientists can identify not only you but also people related to you. （翻译） not only …but also…“ ”，连接两个相同的成分，也可连接两个分句。not only …but also…连接两个并列主语时，谓语动词和后面助于保持一致；not only …but also…连列两个并列分句，not only置于句首，通常用倒装结构，也就是说，把not only引导的分句中的助动词或be提到主语前面。He likes English math. 他不仅喜欢英语，而且喜欢数学。 you I a teacher. 不仅你而且我也是一名老师。 当堂练习，达标检测 同义句转换，每空一词：1.Both he and she are coming to the party. ____ ____ he ____ _____ she _____ coming to the party.2.Tom draws well. Linda draws well, too. Tom draws well. _____ ________ _______.3.Dad’s eyes are not very big. Mine are not very big, either. Dad’s eyes are not very big. ________ _________ ______.4. Sometimes they can help you before you fall ill. Sometimes they can help you before you _________ ill.5. Lucy is as old as Lily. Lucy has _______ _______age as Lily.6. We all went to the park, but Jenny didn’t go. We all went to the park ___________ Jenny.
教学反思