资源简介 Unit 4 The Earth 词汇、短语和句型背记一、核心词汇英文单词 音标 中文释义 词性 备注(常见搭配/例句提示)earth / θ/ 地球;大地 n. 搭配the Earth(地球)、on the earth(在地球上),例:The Earth is our only home.(地球是我们唯一的家园)planet / pl n t/ 行星 n. 搭配amazing planet(神奇的行星)、solar system(太阳系),例:The Earth is an amazing planet in the solar system.(地球是太阳系中一颗神奇的行星)ocean / n/ 海洋 n. 搭配five oceans(五大洋)、sea and ocean(海洋),例:Most of the Earth is covered by oceans.(地球的大部分被海洋覆盖)pollution /p lu n/ 污染 n. 搭配plastic pollution(塑料污染)、air pollution(空气污染),例:Plastic pollution is harmful to sea animals.(塑料污染对海洋动物有害)protect /pr tekt/ 保护;保卫 v. 搭配protect the Earth(保护地球)、protect...from...(保护……免受……),例:We must protect the Earth from pollution.(我们必须保护地球免受污染)environment / n va r nm nt/ 环境 n. 搭配natural environment(自然环境)、protect the environment(保护环境),例:A clean environment is important for all living things.(清洁的环境对所有生物都很重要)mountain / ma nt n/ 山;山脉 n. 搭配high mountain(高山)、mountain range(山脉),例:The highest mountain on Earth is over 8,800 metres high.(地球上最高的山超过8800米高)forest / f r st/ 森林 n. 搭配thick forest(茂密的森林)、cut down forests(砍伐森林),例:Forests are home to many animals.(森林是许多动物的家园)desert / dez t/ 沙漠;荒漠 n. 搭配sandy desert(沙漠)、turn into desert(变成沙漠),例:Some forests are turning into deserts because of human activities.(由于人类活动,一些森林正在变成沙漠)waste /we st/ 浪费;废弃物 n./v. 搭配a waste of(浪费……)、food waste(食物垃圾),例:Don’t throw waste into the sea.(不要把废弃物扔进海里)harmful / hɑ mfl/ 有害的 adj. 搭配harmful gases(有害气体)、be harmful to(对……有害),例:Burning oil produces harmful gases.(燃烧石油会产生有害气体)provide /pr va d/ 提供;供应 v. 搭配provide...with...(为……提供……),例:The Earth provides us with food and water.(地球为我们提供食物和水)support /s p t/ 支持;维持 v. 搭配support life(维持生命),例:Only the Earth can support life in the solar system.(太阳系中只有地球能维持生命)explore / k spl (r)/ 探索;探究 v. 搭配explore the Earth(探索地球),例:Scientists are exploring the deep sea.(科学家们正在探索深海)二、重点短语英文短语 中文释义 搭配/例句be covered by 被……覆盖 About 70% of the Earth is covered by water.(地球大约70%的面积被水覆盖)take care of 照顾;照料 We should take care of the Earth as we take care of our home.(我们应该像照顾家一样照顾地球)plastic pollution 塑料污染 Plastic pollution is a serious problem for the sea.(塑料污染对海洋来说是个严重问题)cut down 砍倒;砍伐 People should not cut down too many trees.(人们不应该砍伐太多树木)provide...with... 为……提供…… The Earth provides all living things with air and sunlight.(地球为所有生物提供空气和阳光)sea level 海平面 Global warming may cause the sea level to rise.(全球变暖可能导致海平面上升)what’s more 更重要的是;此外 The Earth is beautiful. What’s more, it’s the only planet that supports life.(地球很美,更重要的是,它是唯一能维持生命的行星)as far as we know 据我们所知 As far as we know, there is no life on other planets.(据我们所知,其他行星上没有生命)turn into 变成;转化为 Saihanba turned from desert into forest after years of hard work.(经过多年的努力,塞罕坝从沙漠变成了森林)clean up 清理;打扫 We can organize a beach clean-up to protect the sea.(我们可以组织海滩清理活动来保护海洋)harmful gases 有害气体 Factories should stop producing harmful gases.(工厂应该停止产生有害气体)三、核心句型句型结构 中文释义 例句 备注(用法说明)there be 句型(肯定):There is / are + 名词 + 地点/时间. 某地/某时有……。 There is a lot of plastic pollution in the sea.(海里有很多塑料污染)There are many forests on the Earth.(地球上有很多森林) 单元核心语法,is接单数/不可数名词,are接复数名词there be 句型(否定):There is not / isn’t / are not / aren’t + 名词 + 地点/时间. 某地/某时没有……。 There isn’t enough clean water in some areas.(一些地区没有足够的清洁水)There aren’t many pandas in the wild.(野外没有很多大熊猫) 否定形式直接加not,some变any(否定句中)there be 句型(疑问):Is / Are there + 名词 + 地点/时间 某地/某时有……吗? A: Is there any rubbish on the beach B: Yes, there is. / No, there isn’t.(A:海滩上有垃圾吗?B:有。/ 没有) 一般疑问句将is/are提前,回答用Yes/No + there is/are描述地球特征:The Earth + has / is + 特征(名词/形容词). 地球有/是……。 The Earth has high mountains and deep oceans.(地球有高山和深海)The Earth is round and blue.(地球是圆形的、蓝色的) 用于介绍地球的基本特征表达环境问题:People + 动作 + ,which causes + 问题. 人们……,这导致了……(问题)。 People throw too much plastic, which causes plastic pollution.(人们扔太多塑料,这导致了塑料污染) 用定语从句连接动作与后果提出保护建议:We should / can + 动词原形 + 保护动作. 我们应该/可以做……(保护动作)。 We should use fewer plastic bags to protect the Earth.(我们应该少用塑料袋来保护地球) 情态动词should/can后接动词原形强调地球重要性:It’s important for us to + 保护动作 + the Earth. 对我们来说,……(保护动作)地球很重要。 It’s important for us to stop polluting the sea.(对我们来说,停止污染海洋很重要) It作形式主语,真正主语是不定式四、语法拓展:there be 句型(单元核心考点)there be 句型核心用法用法 结构 例句表示“存在”(某地有某物) There is + 单数名词/不可数名词 + 地点 There is a big forest in the north of China.(中国北方有一片大森林)There is fresh air in the countryside.(乡下有新鲜空气)表示“存在”(某地有某物) There are + 复数名词 + 地点 There are many kinds of sea animals in the ocean.(海洋里有很多种海洋动物)There are three main oceans around Asia.(亚洲周围有三大洋)表示“发生”(某时有某事) There is / are + 抽象名词 + 时间 There is a meeting about Earth protection tomorrow.(明天有一个关于地球保护的会议) 展开更多...... 收起↑ 资源预览