仁爱版九年级英语上册Unit 4 Topic 1 Section C教案

Unit 4 Amazing Science
Topic 1 Section C
教案
Teaching aims and demands
1. Learn some new words and phrases: servant, for certain, act, housework
2. Discuss the advantages and disadvantages of robots.
Teaching aids
单词卡片/写有单词释义的卡片/多媒体课件/一些机器人的图片(或教学挂图)/幻灯片Teaching Plan
Step 1 Review
出示幻灯片，同学们根据幻灯片的图表，用过去时的被动语态句式做对话练习。

Invention
Car
Radio
Light bulbInventor
Karl Benz
Gugliemo Marconi
Thomas EdisonYear
1885
1895
1879
T: Boys and girls, we have learned many inventions during the last period. Look at the table andmake a dialog like this:
A: When was the car invented?
B: It was invented in 1885.
A: Who was the car invented by?
B: It was invented by Karl Benz.
T:OK! I’ll ask two stude nts to ask and answer about the radio.
S
1: When was the radio invented?
S
2: It was invented in 1895.
S
1: Who was the radio invented by?
S
2: It was invented by Gugliemo Marconi.
Step 2 Presentation
1. T: Boys and girls. We’ve learned something about robots. And today we’ll learn a passageabout robots. First listen to the tape carefully and find out the key words and expressions. Irepeat for you.播放录音，随机重复这些关键词，让学生在文中画出这些词。

2.让学生阅读1a,分小组讨论话题。

T: Read the passage by yourselves and discuss the following questions in pairs.
(1)Do you think that robots will be a part of our lives in the future?
(2)Robots are our servants, aren’t they?
(3)Do you think robots can think or act for themselves?
(4)Do you know why the title needs a question mark?
T: Group 1, what’s y our topic?
G
1: Question 1.
T: Do you think that robots will be a part of our lives in the future?
G
1: Yes, we think so. They can help us do some dangerous and hard work. They work fast andthey are never tired.
T: Group 2. What did you talk about?
G
2: We talked about Question 3. We don’t think robots can think or act for themselves. Humanbeings created robots. So they can control them. Robots can work for human beings, and theydon’t complain. They can’t think for themselves.
T: Maybe. Now it’s your turn, Group 3. What’s your opinion?
G
3: We don’t think robots are meant to be our servants. They are important. They can do a lot ofwork for us. But we mustn’t treat them as our servants. They should be our friends. Wecan talk with them.
T: Yes, I agree with you. And what do you think of the title. Group 4? Why does the title need aquestion mark?
G
4: Because the writer is not sure whether robots will be our servants in the future. (or the writerdoesn’t think that robots will be our servants.)
3.学生大声朗读1a，培养阅读能力。

T: Read the passage aloud. Pay attention to the key words.
Step 3 Consolidation
T: Read the words you underlined just now. Make sure what they mean. Now,let’shave acompetition among the groups. Let’s make sentences with these words. Don’t look at yourbook s and make some sentences about robots. You can use the same sentences as the
passage if you remember.
T: Future.
S: What will our future be like?
T: Certain.
S: No one knows for certain.
T: Friendly.
S: Will robots be friendly or unfriendly?
T: I think Group 1 and Group 2 are very active, Group 3, you need to work hard. I’m sure you’lldo better next.
T: Please read 1a again and discuss the questions in 1c. And finish 1c.
Step 4 Project
T: Design a robot as you like and think about these questions:
1. What does it look like?
2. What’s its name?
3. What can it do for us?
4. Can it think for itself?
5. What are its advantages and disadvantages?
学生准备好以后，可以抽取其中三个准备较好的学生进行表演，要求他们谈论自己的设计。

Step 5 Homework
Think it over and design your own invention. Make a card like the card below.。