Unit 1 Nature in the balance Extended reading 学案-2022-2023学年高中英语牛津译林版（2020）必修第三册

必修三 U1 Extended Reading 学案 【课文回顾】 It is said that in the last 500 years over 300 species of animals have gone . (extinction). Maybe a question springs your mind: what is responsible for it ? Recently environmental scientists have done a piece of research (show) that in fact, human beings have greatest impact on animal populations. In order to get delicious food from animals, some people hunt and fish. Even some people hunt animals for fashion or for fun, has had damaging effects on the world's animal numbers. the human population increasing, we take up more land to build cities, which destroys animal habitats and leaves many animals with nowhere (live) or no food to eat. Due to pollution (cause) by human activities, some animals’ populations greatly. As the human population continues to grow, does the effect we have on animals. 【自主学习】 Task 1 With pollution levels on the rise, the Norgate Environmental Protection Committee is searching for ways to fight the problem. 句中with pollution levels on the rise是 结构,充当原因状语,在句中说明状态或补充情况。with的复合结构(with+宾语+宾补)可在句中充当伴随、方式、原因、条件等状语，也可作定语。 1. Now more children are going to bed with the TVs on. 现在更多的小孩睡觉时开着电视。 2. Last year was the hottest year on record, with the global temperature 0.68C above the average. 去年是有记录以来最热的一年，全球气温比平均气温高出0.68摄氏度。 3. When a person stands , he is sending out the defensive signal. 当一个人双臂交叉站立时，他发出的是戒备的信号。 4. You can see the famous monument on the journey. 在旅途中你会看到樱树围绕着的著名纪念碑。 Practices: 1. His son,15, who had taken an art appreciation class, thought that there was something unusual about the painting on a garden chair. 他的儿子，十五岁，曾经上过艺术赏析课，认为那幅有个年轻女孩坐在花园椅子上的画有点不同寻常。 2. After spotting a wallet on the front seat inside a parked car , he stood guard in the rain for about two hours waiting for the owner to return.