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二、 情感态度价值观目标
??了解一些近现代发明的时间及用途，激发自己热爱发明的情感。培养想象力，善于观察事物。面对难题，用积极的态度去解决，发挥想象力，认识世界，改造世界。?
三、 教学 重难点
1. 教学重点?
1) 本课时的单词、词组和句型，学习运用一般过去时态的被动语态。
2) 学会询问发明时间及用途的基本句型：
—When was the telephone invented
—I think it was invented in 1876.??
—What are they used for??
—They are used for seeing at night.
2. 教学难点：
运用一般过去时态的被动语态来讨论发明的发明时间及用途。
四、教学过程
Step1: Warming up?
1. The teacher gives some pictures of inventions and inventors to the students and ask:
T: Do you know what these inventions are? What’s this in English?(show a picture of telephone to the students.)
Ss: It’s a telephone.
T; And what’s this in English?(show the picture of car to the students.)
Ss: It’s a car .
T: What’s this?(show the picture of television to the students.)
Ss: It’s a television
T: Good . these are all famous inventions. And do you know who invented them ?Now let’s look at some inventors .Do you know who these inventors are? (show some famous inventors to the students: Karl Benz, Alexander Bell, J. L. Baird .)
Ss: We don’t know.
T: He is Karl Benz. Read after me Karl Benz
Ss: Karl Benz
Show the other invertors like this.
T: We have learnt some inventions and some inventors. Can you match them?(show all the inventions and all inventors that have learnt to the students.)And ask the students to try to match them.
T: Karl Benz invented…
Ss: Karl Benz invented the first car.
Ask students to answer the other invented with the inventions like this.