2016-2017学年 译林版 必修5 Unit3 Science and nature Welcome to the unit 课件 (2)
2016-2017学年 译林版 必修5   Unit3 Science and nature    Welcome to the unit 课件 (2)第2页

Unit3 Science versus nature

Welcome to the unit

Lead-in

Science is developing so fast that sometimes it is beyond our imagination. Man has created many things such as Radios, TV sets and so on.

What else has been created by man? Could you give us some examples?