Unit 2 She couldn’t see or hear 课件

课件17张PPT。知识准备：
Helen couldn't see.
But she could read.
Helen couldn't hear.
But she could talk.Helen Keller
海伦·凯勒three days to see
?假如给我三天光明?Module 7 Unit 2
She couldn’t see or hear. 揭示课题：自学目标：（学习想高效、目标不可少）1.我会读这部分课文
2.我能掌握could,couldn't 的用法并会应用
3.了解海伦凯勒相关的故事。
Helen Keller was born in the US in 1880.
As a baby, she became blind and deaf.
She couldn't see or hear.
Helen had a teacher. She drew letters in Helen's hand and taught her to spell.
Helen Keller was born in the US in 1880.
As a baby, she became blind and deaf.
She couldn't see or hear.
Helen had a teacher. She drew letters in Helen's hand and taught her to spell.
Helen Keller was born in the US in 1880.
As a baby, she became blind and deaf.
She couldn't see or hear.
Helen had a teacher. She drew letters in Helen's hand and taught her to spell.再读课文，正音
在文中找到下列单词，并试着写出原形
was ________ became_________
had ________ drew _______
taught _________
isbecomehavedrawteach合作交流本节需要探究问题：
1.组长领读课文两遍，组员认真跟读。(重点帮扶学困生)
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Answer the questions:
(1)When was Helen Keller born?
_______________________________
(2) How did her teacher teach her ?
________________________________She drew letters in Helen's hand
and taught her to spell .She was born in 1880.
Helen Keller was born in the US in 1880.
As a baby, she became blind and deaf.
She couldn't see or hear.
Helen had a teacher. She drew letters in Helen's hand and taught her to spell.教师点拨（难点剖析） Helen couldn't 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，过去会
couldn‘t 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 ________.
couldn't can She became blind and deaf.
She couldn’t 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. were
2. She didn't read books _____ do her homework.
A.and B.but C.or
3. My teacher taught me ______ this word.
A.to read B.read C.reading
4.He was blind. He couldn't _______.
A.seeing B.hear C.see
B C A 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.cancouldcouldn'tcouldn'tCancouldn't