仁爱版英语八上Uni 4 Topic 2精品教案设计

Unit 4 
Topic 2
Section A
The main activities are 1a and 3. 本课重点活动是1a和3。
Ⅰ. Teaching aims and demands 教学目标
1. Learn some useful words and expressions:
robot, scientist, appear, take the place of, situation, repair, mend
2. Learn how to express certainty and uncertainty:
(1)I’m sure robots can do some work faster and better than humans.
(2)—Are you sure?
  —Yes, quite sure.
(3)—Do you think you will have a robot in 20 years?
  —Yes, I’m sure. /No, I’m not sure.
   3. Talking about popular science and modern technology.
Ⅱ. Teaching aids 教具
录音机/玩具/小黑板
Ⅲ. Five-finger Teaching Plan 五指教学方案
Step 1  Review 第一步  复习(时间:15分钟)
(教师将一个玩具机器人和一个玩具汽车进行比较，复习形容词的比较级并逐渐导入新课。)
T: Boys and girls. Look, what are these?
Ss: They are toys.
T: Which one do you like better, the robot or the car?
(教师说时拿出机器人演示，让学生理解robot的意思并板书。)
robot
Ss: The robot.
T: Why do you think so?
S1: Because I think the robot is more interesting than the car.
S2: Yes, I agree. I think it is the most interesting of all the toys.
T: Yes, I think so. Scientists invented the first robot in 1921.
(教师边说边板书scientist。)
scientist
T: Newton is a scientist. Edison is a famous scientist, too. Most students in our class want to be a scientist. Right?
S4:Yes, I’m sure.
(引导学生用I’m sure来回答。)
T: Then, when did the first robot appear?
(板书)
appear

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