仁愛版初三英語上冊(cè)全冊(cè)教案4
t: i feel very tired after work and i don’t feel like doing any housework at that time. so i’d like to own a robot. do you know robots?
(教師板書，并要求學(xué)生掌握。)
housework
ss: yes. but why?
t: i’d like a robot to help me do a lot of housework. it can cook for me. it can clean the house for me. in cold winter, it can wash clothes for me. it’s dangerous for me to clean the outside of the windows. ok, let the robot do it. ha! it behaves just like a servant.
(板書，要求學(xué)生理解behave；掌握servant。)
behave
servant
t: with the robot’s help, doctors can examine the insides of their patients’ bodies. it has made a contribution to humans’ health.
(板書并要求學(xué)生理解contribution；掌握詞組make a contribution to。)
contribution
make a contribution to
ss: that’s very interesting.
t: yes. study hard, and maybe you can invent something useful one day.
(教師展示機(jī)器人圖片。)
t: look! this is a robot. i treat it as my servant. will it be friendly or unfriendly? no one knows for certain.
(板書，并要求學(xué)生掌握。)
for certain
t: with the development of technology, maybe robots will think and act for themselves. they will no longer want to be our servants, but our masters. do you think it is very dangerous? maybe there will be a war between robots and human beings.
2. (播放1a錄音，讓學(xué)生在文中畫出關(guān)鍵詞和短語。)
t: boys and girls, we’ve learned something about robots. and today we’ll learn a passage about robots. first listen to the tape carefully and find out the key words and expressions.
(板書關(guān)鍵詞和短語。)
no one, most people, our lives, robots, caused, work for us, help, dangerous and difficult work, people, surprised, think and act, one scientist, warns, want to be our servants, treat, war, human beings
step 3 consolidation 第三步 鞏固(時(shí)間:13分鐘)
讓學(xué)生討論1c中的問題，探討機(jī)器人將給人類帶來的利和弊，培養(yǎng)學(xué)生的科學(xué)探究精神。讓學(xué)生根據(jù)關(guān)鍵詞復(fù)述1a，培養(yǎng)學(xué)生綜合運(yùn)用語言的能力。
1. (讓學(xué)生再讀1a, 分小組討論1c中的問題。)
t: read the passage by yourselves and discuss the questions in 1c in groups.
(把整個(gè)班級(jí)分成四個(gè)小組，每個(gè)小組選擇并討論其中一個(gè)問題。教師提問檢查討論結(jié)果。)
t: group 1, which question did you talk about?
g1: question 1.
t: do you think that robots will be part of our lives in the future?
g1: yes, we think so. they can help us do some dangerous and hard work. they work fast and they are never tired.
t: group 2, what did you talk about?
g2: we talked about question 3. we don’t think robots can think or act for themselves. human beings created robots. so we can control them. robots can work for human beings, and they don’t complain. they can’t think for themselves.