unit 1 warming and speaking(文件)
【正文】 used in many fields, such as medicine, industry and agriculture. Maths You can’t learn physics or chemistry well without a good knowledge of maths. It is a tool in science and engineering. Computer science It is now an indispensable tool in many fields. It can settle all kinds of problems at a high speed and can help people work easily. 。 Speaking = Discuss They are most important and useful to society .but why ? Do you say something about it ? You can debate Biology Maths Chemistry Physics Computer science There are many branches of the science . Branches of science Biology Why? Is the essential to protecting the ecologica
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