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一、教学目的的确定《海洋与生命》是一篇说明文。作者用通俗、浅显的语言,由表及里的方法,逐层说明了海洋的特点以及海洋与生命的关系。课文体现了马克思主义的辩证唯物主义自然观。海洋过去是生命的摇篮,现在是人类生活的重要依据,将来则更大地影响着人类的发展。海洋学是多科性学科,包括海洋气象学,海洋物理学,海洋地质学,海洋生物学,海洋化学等。本课是一篇介绍海洋生物学基本知识的科学小品。
First, the determination of teaching purposes “Ocean and Life” is an expository. Using simple and plain language, the author illustrates the characteristics of the ocean and the relationship between the ocean and life from the surface to the inside. The text embodies Marxist dialectical materialist view of nature. The ocean was the cradle of life. Now it is an important basis for human life. In the future, it will have a greater impact on human development. Oceanography is a multidisciplinary discipline that includes marine meteorology, oceanography, marine geology, marine biology, and marine chemistry. This lesson is a scientific sketch explaining the basics of marine biology.