河南省郑州市中牟县雁鸣湖镇九年级英语全册 Unit 6 When was it invented（第3课时）Section A（3）教案 （新版）人教新目标版-（新版）人教新目标版初中九年级全册英语教案.doc

When was it invented

课 题
Unit 6 When was it invented?
Section A (3)
课时安排
共（5）课时
课程标准
P.17
1.了解常用语言形式的基本结构和表意功能。
2.在实际运用中体会和领悟语言形式的表意功能。

学习目标
1. 通过自读观察，分组讨论，学生能总结出：“如何谈论学习英语的方法”。
2. 通过4a,4b,4c的练习，学生能用特殊疑问句和一般疑问句来谈论学习英语的方法。
教学重点
被动语态
教学难点
被动语态
教学方法
小组合作，听说训练
教学准备
PPT,彩色粉笔
课前作业
用英语列出你学习英语的方法。
教学过程
教学环节
课堂合作交流
二次备课
（修改人： ）
环
节 一
Step 1 Warming up and revision
1. Have a dictation of the new words learned in the last class.
2. Review some main phrases we learned in the last class. Check the homework.
3. Let some Ss tell something about how tea was invented by accident.
Tell something about how tea was invented by accident.
Step 2 Grammar focus
Read “Grammar Focus”, and translate the following conversations.

课中作业:
1. 学生阅读Grammar Focus中的句子，然后做填空练习。
① 拉链是什么时候被发明的？
______ _____ the zipper ________?
② 它于1893年被发明。
It ______ _________ in 1893.
③ 它是由谁发明的？
______ _____ it invented ______?
④ 它是由惠特科姆•贾得森发明的。
It _____ _______ _____ Whitcomb Judson.
⑤ 茶叶什么时候被带到朝鲜去的？
_____ ______tea ________ to Korea?
⑥ 茶叶在六到七世纪之间被带到朝鲜。
It _____ _______ to Korea ________the 6th and 7th centuries.
⑦ 热冰淇淋勺用来做什么？
What ____ the hot ice-cream _____ _____?
⑧ 它用于挖很冷的冰淇淋。
It’s _____ ______ ______ really cold ice-cream.
⑨ 电话机在1876年被贝尔所发明。
The telephone _____ ________ _____ Alexander Graham Bell in 1876.
⑩ 贝尔于1876年发明了电话机。
Alexander Graham Bell _________ the telephone in 1876.

环
节
二

Step 3 4a
Answer the questions. Then match the questions and answers. Step 4 4b

Make sentences using the structure “do sth. by doing” with the subjects in the box and information that is true for you.

课中作业
4a,4b
环
节
三
Step 5 4c
I. 根据各题后括号内的要求完成下列各题，每空一词（含缩略形式）。
1. My mother cleaned the room this morning.  (改为被动语态)
The room _____ _______ by my mother this morning.
2. Was the model plane made by your brother? (补全肯定答语)
_____, it _____.
3. The bag was stolen last week. (改为否定句)
The bag ______ _______ last week.
4. The criminal was caught yesterday.  (对划线部分提问)
______ _____ the criminal ________?
II. 将下列句子改为被动语态，每空一词。
1. We put off the meeting.
The meeting ___ ___ ___ by us.
2. Mother made me a new skirt.
A new skirt ___ _____ ___ me by Mother.
3. They asked me to help them.
I ___ _____ __ ____ ____.

课中作业
4c
课后作业设计：
单项选择。
1. —Tell me one thing you’re proud of in your junior high school, Tony.
—I ____________ as captain of the school football team.
A. choose                           B. chose      
C. am chosen                      D. was chosen 
2. Last March, many trees ____________ along the streets to make our city more beautiful.
A. were planted                 B. were planting  
C. had planted                  D. planted
3. The students in this school are made ____________ school uniforms on Monday.
A to wear                           B. wearing   
C. wear                               D. worn
4. —Mary was heard ____________ just now. What happened?
—Joe was telling her some jokes.
A. cry                       B. laugh      
C. to laugh                           D. to cry
5. The latest novel ____________ just now. But it will come out again soon.
A. sells out                   B. is sold out     
C. has sold out                 D. was sold out
6. —The food looked bad, but it ____________ OK.
—So we can’t judge a man by his appearance.
A. is tasted                 B. tasted
C. was tasted                       D. taste
7. —Wow! You have a ticket to Eason’s concert!
—Haha ... It ____________ for me by my cousin.
A. has bought                   B. bought
C. is bought                         D. was bought

Step 6 Homework
补全下列主动句变被动句。
1. Jenny put her clothes in the suitcase last night.
Her clothes____ ____ in the suitcase last night.
2. The twins sang an English song that day.
An English song ____ _____ ___ by the twins that day.
3. Did they build a bridge here a year ago?
  ____ a bridge ____ here by them a year ago?
4. They sold out the light green dresses yesterday.
The light green dresses ____ _____ _____ out.
（修改人： ）

板书设计：

教学反思：