Unit 5 Into the wild Developing ideas 语言点 课件-2024-2025学年高中英语外研版（2019）必修第一册

Unit 5 Into the wild Language Points This annual movement is called migration. annual adj. 一年一度的；每年的 n. 年刊 migration n.迁徙 —— migrate v. 迁徙 As autumn arrives, the birds migrate south. They migrate to find food, seek a partner, or in search of warmer weather. We are in search of a typist． 我们在招聘一名打字员。 The prospecting team traversed far and wide in search of mineral deposits． 地质勘探队为寻找矿藏走遍四面八方。 他们去澳大利亚淘金。 They went out to Australia in search of gold． seek-sought-sought One of the most wonderful migrations in nature is that of the North American monarch butterfly. 该句中that指代the migration, that用来指代前面提到的内容，可以指代可数名词单数或者不可数名词。 The population of China is larger than that of the UK. 中国的人口数量比英国多。 我电脑的显示器(monitor)比我爸电脑的显示器好。 The monitor of my computer is better than that of my dad's. Somehow they managed to travel around 4,000 kilometers south and find their way to California or Mexico. 1.manage: v. 设法做到 管理，经营; 安排(时间、金钱等); manage to do sth. 设法做成某事 （=be succeeded in） n. management n. 管理 manager n. 经理 2. find one's way: (因自然或环境的力量)来到某处；流入、进入；找到解决办法； The river finds its way to the sea. However, until recently no one knew how they did this. How to translate the sentence? 然而，直到最近人们才明白它们是如何做到的。 I did not speak to Linda until she apologized. not...until... Not until... +倒装结构 Not until she apopogized did I speak to Linda. 部分倒装 A team of scientists led by Professor Eli Shlizerman at the University of Washington has now found the answer. 句子结构？ It uses its eyes to measure the position of the sun. 1.measure v. 测量；指（尺寸、长短、数量等）；量度为 The river measures 50 meters in width, but the ten-year-old boy can swim across it within two minutes. measure 表示“量起来有...长(宽、高等)“时,是系动词, 后+量的结果，不用被动语态和进行时态。如果此意义的词/短语做后置定语（非谓语）, 要用现在分词。 we live in a small room, (measure) about 5 metres by 6 metres. measuring 2. measure n.方法 take measures/steps/action to do sth. 采取措施做某事 In my opinion, you need to take necessary measures to improve your spoken English. These two pieces of information--- the time of day and the point where the sun is in the sky ---allow the butterfly to determine the way to go. 句意：这两条信息—— 一天中的时刻和太阳在天空中的位置——让黑脉金斑蝶能够判定前进方向，最终成功抵达过冬的地点。 allow sb to do sth 允许某人做某事 allow doing sth. 允许做某事 After some hesitation, he agreed to allow me to take the course. 稍稍犹豫之后，他同意让我修这门课。 We don’t allow smoking here. 我们这里不允许抽烟。 These two pieces of information--- the time of day and the point where the sun is in the sky ---allow the butterfly to determine the way to go. determine v.决定 determine/decide to do 决定做某事 determined adj. 下定决心的，坚定的 be determined to do 决定做某事 determination n. 决心、果断 The solution to the mystery of the monarch’s amazing ability comes at a time when it is in serious trouble. “...的方法”相关表达 the solution to (doing) sth. the way to do sth./the way of doing sth. means of doing sth. method(s) of doing sth. an/the approach to (doing) sth. 常接后接介词to的名词 key, answer, reply, attitude, entrance, exit, visit ... amazed adj. amazement n. to one’s amazement in amazement Its population has crashed by as much as 90% in the last few years. crash: v. 狂跌，暴跌 vi.& vt.(车)碰撞；(飞机)坠毁；（计算机）瘫痪，死机 crash into 撞到……上 crash to pieces 撞成碎片 a plane crash 飞机失事（n. 坠毁） If the population crash across Europe, we will have fewer babies. The solution to the mystery of the monarch's amazing ability comes at a time when it is in serious trouble. Sadly, human activity is the main reason why the number of monarch butterflies is falling. In many of the places where the butterfly can be found, people are destroying the natural environment. They cut down trees and use chemicals that kill the plants that monarch caterpillars（毛毛虫） eat. 【句法分析】这四个句子都含有定语从句。 在第一句中，when 是关系副词，代替先行词a time； 第二句中，why 是关系副词，代替先行词the main reason； 第三句中，where 是关系副词，代替the places； 第四句中，that 是关系代词，第一个指代chemicals, 第二个指代the plants。 【应用示例】 1. I still remember the time when I first became a college student. 我还仍然能记得我第一次成为大学生的时候。 2. This is the place where we met ten years ago. 这是我们十年前见面的地方。 3. This is the reason why he suddenly disappeared. 这就是他突然消失的原因。 4. Where is the book that I bought yesterday? 我昨天买的书哪里去了？ 【小试牛刀】 I’d like to live in a town ______ there are not too many cars. Winter is the season __________ many animals sleep. I can’t think ________ anyone would do that. It was so quiet in the mountains _________ the bus stopped. She told me about a place ________ there are thousands of butterflies. I wish I knew the reason _______ I failed my exams. where when why when where why The research on the monarch's behaviour has however led to a greater awareness of this creature. lead to= result in; contribute to; cause; bring about 导致 awareness: n. 意识，认识 aware adj. 知道的,注意到的,觉察的 be (un)aware of （不）知道；了解 It is important that students develop an __________（aware） of how the Internet can be used. awareness The more we know about this lovely creature, the greater the chance it will survive and keep its place in the natural world for a long time to come. 1. keep one's place 占据位置 2. the more..., the more...“越……，就越……” 例：知道得越多，越会体会到自己知道得越少。 ________ learned a man is, _______ you will realize how little you know. The more the more 从属分句(条件状语从句) 一般现在时 主句(结果) 一般将来时 1.①②哪个是主句,哪个是从属分句？ 2.①②的时态有区别吗？ ①Sometimes study is a long and lonely journey. However, if we are determined and take some measures to release(释放) our negative feelings, our study will become better and better. ② Thanks to his teacher's help, he is getting more and more interested in Maths. ①“比较级+and+比较级”越来越...(单/部分双音节词) ②“more and more+多音节形容词原级” 与这类结构搭配的常用动词有grow, get, become等。 survive v. 活下来；幸存 survive sth. 在...中活下来（常接earthquake,flood） survive on ... 靠...生存下来 survival n.幸存；残存物 survivor n.生还者；残存者；幸存者 This explosion led to great loss. 22 miners were trapped in the mine. The rescuers went all out to save them. But eventually, only 11 (survive) who (survive) the explosion. Many people figured their (survive) was a real wonder. Unfortunately, 11 miners died in this accident. survivors survived survival [ɪkˈspləʊʒn] explode v. $$