UNIT 5 Period One Topic Talk & Lesson 1—Comprehending(Word教师用书)-【状元桥·优质课堂】2022-2023学年新教材高中英语必修第二册 （北师大版2019）

UNIT 5 HUMANS AND NATURE〗 牵手课堂 　　提示：加灰底部分为高考重点词汇，画线部分为高考写作常用佳句，需积累背诵。 　　①As we all know， thousands of animal species become extinct every year．  Some wild animals are disappearing from our planet forever at a surprising speed． Scientists estimate that the current rate of extinction is thousands of times greater than it would normally be because of one factor—humans． We are consuming the earth’s natural resources faster than ever． We destroy animals’ habitats， food， water and air， as well as the animals themselves． We may consider the animal world to be separate from our own， but in fact， our lives and theirs are connected in several aspects． Plants， animals， people and the environment together make up a biological community—an ecosystem—in which each part depends on another for survival． When one part of the community is thrown off－balance（不平衡地） or disappears， the entire system will suffer． We may not be able to bring back the species we have already lost， but many others on the edge of extinction need our immediate attention and action． ②Through cutting demands for animal byproducts， introducing laws against trafficking（非法贩卖）， and volunteering in organizations that help protect endangered species， people fight with the threats the earth’s wild animals are faced with． No act of protection is too small． Be the solution： Respect and protect the earth’s wildlife．  1．as引导的定语从句 写作链接　As we all know， there is a huge cultural difference between China and the western countries．（2021·全国甲写作） 2．动名词短语作介词宾语 写作链接　Through participating in this sharing activity， I have learned a lot about your food， culture and history．（2022·1月浙江写作） Period One　Topic Talk & Lesson 1—Comprehending [教材原文] A SEA STORY About three years ago， something terrible happened to me．That was the day when it took only six hours to break my body and soul＜1＞．You think I am a very old man—but I am not．It took less than a single day to change my hair from black to white． One day， my two brothers and I were coming b