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Unit 5 What are the shirts made of?
昨天你校发明节隆重开幕，在今天的英语口语课上，老师要求同学们围绕“你所知道的发明创造”这一话题进行简短发言。请你根据下表内容提示为此次发言做准备。
| Invention | Time | Who | Uses |
| digital camera | 1975 | Steven J. Sasson | take photos |
| telephone | 1876 | Alexander Bell | communicate |
| radio | 1895 | Guillermo Marconi | Listen to news and music |
Hello everyone!There are many inventions that have caused great changes in the world.
Here’s a short introduction. For example, the digital camera was invented by Steven J. Sasson. It was invented in 1975 and it is used for taking photos.The telephone was invented by Alexander Bell in 1876.It's used for communicating with others.The radio was invented by Guillermo Marconi in 1895.It's used for listening to news and music.
That’s all.Thanks!
向上吧同学
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