资源简介 Unit 7 The natural world 重点短语句子知识清单Welcome to the unit Welcome to the unit短语: 短语:ecosystem / i k s st m/ 生态系统fun facts 有趣的事实coral reef 珊瑚礁grassland / ɡrɑ sl nd/ 草原lie between 位于……之间desert / dez t/ 沙漠huge temperature difference 巨大的温差keep water in leaves 把水储存在叶子里polar bear 北极熊penguin / pe ɡw n/ 企鹅句子: 句子:Rainforests are home to over half of all the types of animals and plants on earth. 雨林是地球上超过一半种类的动植物的家园。Coral reefs look like rocks but support lots of life in a small area. 珊瑚礁看起来像岩石,但在小范围内孕育着大量生命。Grasslands often lie between deserts and forests. 草原通常位于沙漠和森林之间。The climate in deserts is awful—only a few animals and plants can survive there. 沙漠的气候极其恶劣,只有少数动植物能在那里生存。Many desert animals get water from the plants that store water in their leaves. 许多沙漠动物从储水的植物中获取水分。Reading Reading短语: 短语:living and non-living things 生物和非生物keep the balance 保持平衡cover 71% of the earths surface 覆盖地球表面71%produce oxygen 产生氧气salt water 盐水rise to the sky 升到天空get rid of pollution 清除污染prevent floods 预防洪水store water like sponges 像海绵一样储水make up nearly a third of the earths land area 占地球陆地面积近三分之一take in carbon dioxide 吸收二氧化碳trap harmful things 吸附有害物质the "heart" of the earth 地球的“心脏”(指海洋)the "kidneys" of the earth 地球的“肾脏”(指湿地)the "lungs" of the earth 地球的“肺”(指森林)句子: 句子:An ecosystem includes all the living and non-living things in an area. 生态系统包括某一区域内所有的生物和非生物。The ocean produces about 70% of the earths oxygen—it’s like the "heart" of the earth. 海洋产生约70%的地球氧气,就像地球的“心脏”。Wetlands cover only 6% of the earths land area but are home to 40% of all plants and animals. 湿地仅占地球陆地面积的6%,却孕育着40%的动植物种类。During heavy rains, wetlands store water like huge sponges to prevent floods. 暴雨时,湿地像巨大的海绵一样储水,起到防洪作用。Forests take in carbon dioxide and produce oxygen, so they are called the "lungs" of the earth. 森林吸收二氧化碳并产生氧气,因此被称为地球的“肺”。Grammar & Word power Grammar & Word power短语: 短语:verbs + double objects 动词+双宾语(直接宾语+间接宾语)object complement 宾语补足语conjunctions and/but/or/so 连词 and/but/or/sosuffix -ly 后缀 -ly(构成副词/形容词)give sth to sb 把某物给某人build a home for sb 为某人建造家园call sb/sth sth 把某人/某物称为……simple → simply 简单的→简单地slow → slowly 慢的→慢慢地friend → friendly 朋友→友好的love → lovely 爱→可爱的daily / de li/ 日常的;每天really / ri li/ 真正地句子: 句子:The sun gives light and heat to ocean animals.(S+V+O+O) 太阳为海洋动物提供光和热。We call the ocean the "heart" of the earth.(S+V+O+C) 我们把海洋称为地球的“心脏”。Rainforests are hot, and they get a lot of rain.(表并列) 雨林炎热,且降雨充沛。Deserts are dry, but they are not always hot.(表转折) 沙漠干燥,但并不总是炎热。Birds can live in forests or wetlands.(表选择) 鸟类可以生活在森林或湿地里。The ocean is getting dirtier, so corals are dying slowly.(表因果) 海水越来越脏,因此珊瑚正在慢慢死亡。Integration Integration短语: 短语:nature reserve 自然保护区provide food and cover 提供食物和栖息处rare birds 珍稀鸟类red-crowned crane 丹顶鹤reduce the number of tourists 减少游客数量keep...free from pollution 保护……免受污染environmental expert 环境专家volunteer group 志愿者小组proposal /pr p zl/ 提议;倡议书environment-friendly products 环保产品call to action 行动号召句子: 句子:Zhalong Nature Reserve is one of the worlds most important wetlands for rare birds. 扎龙自然保护区是世界上最重要的珍稀鸟类湿地之一。Governments should make laws to stop people from destroying wetlands. 政府应制定法律,禁止人们破坏湿地。Local communities can help keep wetlands clean and guide tourists properly. 当地社区可以帮助保持湿地清洁,并合理引导游客。The ocean is home to millions of sea creatures—we must protect it from plastic pollution. 海洋是数百万海洋生物的家园,我们必须保护它免受塑料污染。Together we can take action to save ecosystems and make the earth healthier. 我们共同行动,拯救生态系统,让地球更健康。 展开更多...... 收起↑ 资源预览