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It was/ They were invented by…
3. What is it/are they used for?
It is/They are used for ...
2) 能谈论物品被发明的时间、地点、发明者，表达某发明的用途。
2. 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。
三、教学过程
I. Warming up
1. 展示一些近代发明的图片与国家，让学生们猜测发明的地点。
T: Do you know where the telephone/car/TV/computer/compass was first made?
S1: It was first made in...
由compass 引出中国四大发明
What are the four great inventions in ancient China?
Ⅱ. Presentation
引导学生们学习一般过去时态的被动语态结构。
以compass, paper-making,telephone,car,TV,computer,light bulb为例展示句型
Who invented the compass?
Chinese people invented the compass.
= The compass was invented by Chinese people.
2. When was it invented? It was invented 2000 years ago.
3 Who was the telephone invented by? The telephone was invented by Bell.
Ⅲ. Talking
1.复习年份的读法
2.学生猜测发明时间
When was the computer invented?
I think it was invented in…
Ⅳ. Listening (1b)
Ⅴ. Pair work (1c)
练习对话，学生抽数字选发明物，问答发明物的时间，地点和发明者。
在游戏中引出新句型