1、v知识准备：vHelen couldnt see.vBut she could read.vHelen couldnt hear.vBut she could talk.Who is Helen?Helen Keller海伦凯勒three days to see假如给我三天光明Module 7 Unit 2She couldnt see or hear.揭示课题：自学目标：（学习想高效、目标不可少）v 1.我会读这部分课文v 2.我能掌握could,couldnt 的用法并会应用v 3.了解海伦凯勒相关的故事。v Helen Keller was born in the US in 1880.
2、v As a baby,she became blind and deaf.v She couldnt see or hear.v Helen had a teacher.She drew letters in Helens hand and taught her to spell.v Helen Keller was born in the US in 1880.v As a baby,she became blind and deaf.v She couldnt see or hear.v Helen had a teacher.She drew letters in Helens han
3、d and taught her to spell.v Helen Keller was born in the US in 1880.v As a baby,she became blind and deaf.v She couldnt see or hear.v Helen had a teacher.She drew letters in Helens hand and taught her to spell.v 再读课文，正音v 在文中找到下列单词，并试着写出原形v was _ became_v had _ drew _v taught _isbecomehavedrawteach合作
4、交流v本节需要探究问题：v 1.组长领读课文两遍，组员认真跟读。(重点帮扶学困生)v 2.试着理解翻译课文，回答下列问题 (1)When was Helen Keller born?_ (2)How did her teacher teach her?_小组展示1.我们组愿意齐读课文。2.我们组愿意边读边译课文。3.我们组愿意回答问题vAnswer the questions:(1)When was Helen Keller born?_(2)How did her teacher teach her?_She drew letters in Helens hand and taught he
5、r to spell.She was born in 1880.v Helen Keller was born in the US in 1880.v As a baby,she became blind and deaf.v She couldnt see or hear.v Helen had a teacher.She drew letters in Helens hand and taught her to spell.教师点拨（难点剖析）Helen couldnt see.海伦看不见。But she could read.但她可以阅读。could是情态动词can的过去式，表示过去能，
6、过去会couldnt 是could的否定形式，其完整形式是could not 表示过去不能，两者后都用动词原形即学即用:补全句子两年前我不会游泳，但现在我会。I _ swim two years ago,but now I _.couldntcanShe became blind and deaf.vShe couldnt see or hear.在这两个句子中，and,or 都是并列连词，and用于肯定句中，or用于否定句或疑问句中当堂检测选择1.Lingling _ born in 1990.A.is B.was C.were2.She didnt read books _ do her
7、homework.A.and B.but C.or3.My teacher taught me _ this word.A.to read B.read C.reading4.He was blind.He couldnt _.A.seeing B.hear C.seeBCA C用can的适当形式填空1.His little sister _ sing and dance now.2.When I was a baby,I _ see but I _ read.3.Mr White _ go home yesterday because of（因为）the heavy rain.4._ I help you?5.My grandma was deaf.She _ hear.cancouldcouldntcouldntCancouldnt
