Unit 2 Period 1 Welcome to the unit & Reading （课件）-【步步高】2023-2024学年高二英语选修第二册（译林版2020）

Unit 2 Building the future Period 1 Welcome to the unit & Reading 读前清障 泛读速选 课文语法填空 核心考点突破 高考热点微练 读前 清障 3 Ⅰ.匹配单词 1.graze　　 　 A.to reduce sth by a large amount so that there is not enough left 2.scenario B.a system of electric wires or pipes carrying gas，for sending power over a large area 3.fossil C.to eat grass that is growing in a field 4.accelerate D.to make sth that has been officially decided start to happen or be used 5.implement E.to make sth as good as it can be；to use sth in the best possible way 6.optimize F.to happen or to make sth happen faster or earlier than expected 7.deplete G.a description of how things might happen in the future 8.grid H.the remains of an animal or a plant which have turned into rock 1.If we continue to waste water，the river would eventually . 2.When you follow the golden rule，you success. 3.I usually the park to get to school，which helps me save time. 4.He lacks confidence in his study，which the little progress he makes. 5. ，people who go to bed between 11 p.m.and 3 a.m.tend to consume more coffee than early risers. Ⅱ.选词填空 open the door to，cut through，in contrast，account for，dry up dry up open the door to cut through accounts for In contrast 返 回 泛读 速选 6 1.Why does the author mention the story of the villagers in the first paragraph? A.To prove that coal mining can bring economic boom. B.To warn that coal mining can cause damage to the environment. C.To present a scene where people live in harmony with nature. D.To tell the readers that coal is not worth mining. √ 2.Which of the following items does not belong to renewable energy? A.Hydroelectricity. B.Solar energy. C.Biomass energy. D.Petroleum. √ 3.Why can’t fossil fuels be completely replaced with renewable energy? A.Because fossil fuels can well satisfy the demands of the people all over the world. B.Because fossil fuels are easy to exploit from under the earth. C.Because some renewable energy sources have their own disadvantages. D.Because thermal batteries for storing extra energy are rather expensive. √ 4.What is the author’s attitude towards the future of renewable energy? A.Optimistic. B.Pessimistic. C.Unconcerned. D.Not mentioned. √ 返 回 语法填空 课文 11 As we all know，the burning of fossil fuels will produce a large quantity of carbon dioxide and cause global warming.In addition，their reserves 1. (estimate) to dry up one day in the future.As a result，it is urgent 2. (replace) fossil fuels with renewable energy. Renewable energy sources,3. include solar，wind，hydroelectric，tidal，biomass and geothermal energy，are perfect alternatives 4.______ fossil fuels.Renewable energy sources are 5. (basic) inexhaustible and will be available to us for a few billion more years if our planet 6. (remain) safe and healthy. are estimated to replace which to basically remains However，renewable energy sources have their own 7.________________ (advantage).They are not available everywhere and at any given moment.Besides，it is not easy to store extra energy for future use.With these challenges in mind，scientists are working hard to solve the energy 8. (store) problem.There is no doubt 9. renewable energy will form a big part of our future and help us build a 10. (green) and healthier world. 返 回 disadvantages greener that storage 考点突破 核心 14 adj.用之不竭的；无穷无尽的 (exhaust v.使……筋疲力尽；耗尽，用尽；详尽讨论 n.废气 exhausted adj.筋疲力尽的，疲惫不堪的；耗尽的，枯竭的 exhausting adj.使人筋疲力尽的 exhaustion n.筋疲力尽，疲惫不堪；耗尽，用尽；枯竭) inexhaustible be exhausted from 因……而疲劳 1 (1)We believe firmly in the (exhaust) creative power of the masses. (2)Her throat was parched，and she was exhausted all the walking. inexhaustible from (3)They got involved in a long and (exhaust) struggle and were at a disadvantage. (4)Nowadays，senior high school students are burdened with all kinds of homework and are always (exhaust). (5)While a moderate amount of stress can be beneficial，______________ . 虽然适度的压力是有益的，但太多的压力会让你筋疲力尽。 exhausting exhausted too much stress can exhaust you/make you exhausted dry out 干透；使……变干 枯竭，耗尽；(河流、湖泊等)干涸 dry up 2 (1)The main source of income，tourism，is expected to dry _____ completely this summer. (2)Water the plant regularly，and never let the soil dry . up out 3 whose 引导定语从句 [教材原句]　Besides，fossil fuels are non-renewable，whose reserves are estimated to dry up one day in the future.此外，化石燃料是不可再生能源，其储备估计在未来某一天会枯竭。(教材P16) · 本句中whose引导定语从句，whose在从句中作定语，可以指人也可 指物。 · “whose＋n.”结构一般可以与“the＋n.＋of＋which/whom”结构 互换。 (1)Classmates took turns to take care of the boy _____________________ . 同学们轮流照顾上周腿部受伤的男孩。 (2)The summer camp will start from 14th to 16th June in Beihai Park in Beijing，____________________________________________________ . 夏令营将于6月14日至16日在北京北海公园开始，目的是提高参加者对中国文化的了解。 whose leg/the leg of whom was injured last week whose aim/the aim of which is to improve participants’ knowledge of Chinese culture 4 现在分词(短语)作状语 [教材原句]　Looking forward，we should invest in new technologies and innovative thinking that open the door to a whole new world where we decrease reliance on fossil fuels.展望未来，我们应该投资新技术和新思维，这些新技术和新思维打开了一扇对化石燃料依赖程度更低的全新世界的大门。(教材P17) · 现在分词(短语)作状语时，通常情况下其逻辑主语要与句子的主语一 致，可以在句中作条件、让步、方式或伴随、时间、结果等状语。 · 现在分词表示的动作与谓语动作同时发生或紧接着发生，如果现在分 词与句子的主语之间是主动关系，就用现在分词的一般主动式(doing)； 如果两者之间是被动关系，则用现在分词的一般被动式(being done)。 · 现在分词表示的动作发生在谓语动作之前，如果现在分词与句子的主 语之间是主动关系，就用其完成主动式(having done)；如果两者之间 是被动关系，则用其完成被动式(having been done)。 (1) ，I am writing to congratulate you. 得知你被北京大学录取，我写信祝贺你。(应用文写作之祝贺信) (2) ，she recovered quickly in the nursing home. 在疗养院她受到很好的照顾，身体恢复得很快。 (3) my luggage on Saturday morning，I headed for the destination with my classmates by bus. 星期六早上收拾好行李后，我和同学们乘公共汽车去了目的地。 Learning that you got admitted to Peking University Being well taken care of Having packed up (4) the classrooms，we were taken to see the library. 我们被领着看了教室后，又被带去看图书馆。 (5)I’m writing you a letter， . 我给你写信，希望得到你的指导和建议。(现在分词作伴随状语) Having been shown around hoping to get your guide and suggestions 返 回 热点微练 高考 Ⅰ.一词多义 up to A.能胜任　B.由某人决定　C.正在干，从事着　D.直到　E.达到，多达 1.Up to now，I have understood everything the teacher said. 2.I think I can be up to the rewarding job that my boss offered me. 3.Our school can display up to 1,000 students’ paintings at a time in the school hall. 4.It’s up to you to decide which method you should adopt. 5.Seeing the scene，their father was aware of what they were up to. ____ ____ ____ ____ ____ D E A B C Ⅱ.熟词生义 1.There is good grassland here for your cattle and horses to graze on. 2.The car picks up speed quickly and can accelerate to 100km/h in 10 seconds. _________________ ______ (在草地上)吃青草 加速 返 回 $$