译林牛津版模块五第三单元Project.ppt

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1、Unit 3 Science and natureProject Man and natureFast readingRead the first passage on Page 58 and then answer the following questions:1.How do people harm nature?2.Do you think the problem of humans winning and nature losing can be settled?If so,can you suggest some solutions?1.How do people harm nat

2、ure?2.Do you think the problem of humans winning and nature losing can be settled?People have harmed nature through agriculture,fishing,hunting and tourism.Yes,it should not be a question of humans winning and nature losing.Careful readingRead the passage again carefully and then find the main idea

3、of each paragraph.Read the article and give the main idea for each paragraph.Paragraph Main idea Paragraph 1Paragraph 2Our environment has been damaged._towards the problem.Different attitudesParagraph Main ideaParagraph 3Paragraph 4Developed and developing countries should_.Humans can only really w

4、in by_.Work towards living in harmony with natureprotecting natureMore readingRead the passage again and then answer more questions.1.What have people done to nature?2.If we continue in this way,what might happen?They have done a lot to destroy and damage nature.The planet we live on will be eventua

5、lly destroyed.3.What different attitude towards environmental conservation?If we focus only on environmentalconservation,then people may suffer.Shouldthe economic development be stopped in favor of nature?we are only doing what humans have always done,using nature to meet our needs.One side:The othe

6、r side:Such thinking may cause a catastrophe,unless we start to look around and understand how a clean environment benefits us all.4.What is the attitude of developed nations?What about the attitude of poorer nations towards the problem?Many developed nations are now concerned about saving nature wh

7、ile many poorer nations must focus on meeting the everyday needs of their people.(pay more attention to economic development but less to the environment.)GM food:hope or danger?Fast reading Read the second passage and then answer the following question:How can a plant or an animal be genetically mod

8、ified?How can a plant or an animal be genetically modified?First,new material can be inserted into its DNA to give the plant or animal qualities which it would never have in nature.Second,material can be taken from the DNA of a plant or an animal in order to remove qualities which are not desired.GM

9、 food:hope or danger?Read the passage again carefully and then find the main idea of each paragraph.Read the article and give the main idea for each paragraph.Paragraph Main idea Paragraph 1Paragraph 2In recent years,there has been great progress in the study of genetics.There are two ways in which

10、a plant or an animal can be genetically modified.Paragraph Main ideaParagraph 3Paragraph 4One aim of GM research is to produce food which will make us healthier.Many questions have been raised about GM food.Paragraph Main ideaParagraph 5Paragraph 6Whether GM plants are safe for the environment.Many countries are cautious with this new technology.