英语必修3外研版Module6第2课时教案 Period 2 Reading ,Vocabulary and Task 课题 Period 2 Reading and Vocabulary 课型 New   教学目标 1. To improve the Ss’ reading ability. 2. To let Ss know the details about The Three Gorges Dam and the effects it causes. 3. To enable them to master some useful words and expressions.  重点 How to do some explanation about the text.  难点 Enable the Ss to know about three Chinese philosophers and their ideas.  学情分析 The Ss can finish the task.  教具课件 1. A recorder 2. A projector 3. A computer  教法 1. Fast reading and careful reading to help the students understand the passage exactly. 2. Individual, pair or group work to make every student work in class.  教学程序 教学内容 师生 活动 时间分配  Step 1 Step 2 Step 3 Step 4 Step5 Step 1. Revision and leading-in 1. Ask Ss to fill in the blanks. (1) She’s studying ____________（工程学）at university. (2) We have built a lot of ____________(水库)in our country. (3) What is the ___________（结构）of your essay? (4) The c_________ law is different to criminal law（刑法）. (5) The history of their family d______ back 300 years. (6) The Song D__________ is divided into two periods, the Northern Song and the Southern Song. (7) One flat can a___________ a family of five. (8) The cotton coats are d___________ for the people who work in freezing areas. Suggested Answers: (1) engineering (2) reservoir (3) structure (4) civil (5) dates (6) Dynasty (7) accommodate (8) designed 2. Ask Ss to say sth about the three construction projects in Introduction, esp. the Three Gorges Dam to lead in the reading part. Step 2. Reading    1. Fast reading Ask Ss to read the text quickly and answer the questions: Q1. Who first suggested the idea of a dam across the Yangtze River? (SunYat-sen) Q2. About how many historical relics have been submerged? (800) 2. Intensive reading (1) Ask Ss to read the text carefully to find out the words in the boxes in Activities 1 & 2. Then ask them to discuss in pairs and finish Activity 1. Tell them the reading skill at the same time by asking them to read the “Learning to learn”. (2) Give some explanations about some words in Activity 2 dream v to experience a series of events and feelings while you are asleep, or to think about something that you would like to happen generate vt to produce harness vt to control and use (a natural force) to produce power submerge vt to cause sth to go under the surface of a liquid, the sea (3) Ask Ss to answer the questions in Activity 2. (4) Ask Ss to read again and decide if the following sentences are true or false: ① Mao Zedong once dreamed that there would be a great dam to harness the power of the Yangtze River. ② The power of the Yangtze River has been harnessed by the Three Gorges Dam. ③ The Three Gorges Dam will provide enough hydro-electric power for the whole country. ④ The dam will generate a lot of electricity causing more air pollution. ⑤ A large number of historical relics have been damaged because of the dam. Suggested Answers: ① T ② T ③ F ④ F ⑤ F Step 3. Language Points Purpose: To enable Ss to learn some language points and understand the text better. 1. Group work Ask Ss to work in groups to discuss the important words, phrases, and sentences in the passage. (1) Mao Zedong wrote a poem in which he dreamed of “walls of stone to hold back clouds and rain till a smooth lake rises in the narrow gorges.” Now his dream has come true. 毛泽东写过一首词，在这首词中，他表达了“更立西江石壁，截断巫山云雨，高峡出平湖”的理想。 ◆ dream ① n 梦；愿望，梦想 have a bad dream 做了一个噩梦 Mike’s big dream is to be a professional racial driver. ② v梦到；梦想，向往 dream a …dream 做一个……梦 We dream of buying our own house. ◆ hold back ① 阻挡，抑制 They had built the barriers to hold back the flood. ② 控制（感情） We struggled to hold back our laughter. ③ 阻碍某人的发展（提高） Spending so much time playing sport is holding him back at school. ◆ come true愿望，梦想等实现，成真 (通常以主动形式出现) His dream of being a doctor has come true. (2) The Three Gorges Dam, which is the biggest construction project in China since the building of the Great Wall and the Grand Canal, has been built to control flooding and provide hydro-electric power for the central region of China.三峡大坝是自长城和大运河修建以来中国最大的建设工程，它的建造是为了控制洪水、向华中地区提供电力。 ◆ since自……以来，既可以作介词也可以作连词。 ※ 注意： since +延续性动词 表示“该动作结束多久了”，如： It’s 12 years since I was a student. 我毕业已经12年了。 It’s 5 years since he lived here. 他不在这儿住已有5年了。 since + 非延续性动词 表示“自……以来多久了”，如： He has worked in this school since he graduated. 他毕业后一直在这所学校工作。 ◆ provide sth for sb = provide sb with sth为某人提供某物 ① The hotel provides a shoes-cleaning service for guests. ② A project designed to provide young people with work (3) It’s the largest hydro-electric power station and dam in the world and has cost more than any other constructions project in history.三峡大坝是世界上最大的大坝和水力发电站，其建造费用超过了历史上任何一个建筑工程的费用。 本句中第二个and 连接两个谓语部分，前半部分为系表结构，后半部分为主谓结构。 (4) The dam will generate electricity equal to about 40 million tons of coal without causing so much air pollution.大坝的发电量等于燃烧大约4000万吨煤所发出的电量，而且不会造成那么大的污染。 equal ① adj (大小，数量，数字，价值等方面) 相等的；平等的 Tom cut the cake into six equal pieces. Every player has an equal chance to win ※ 【相关词组】 equal to 等于，胜任 A pound is roughly equal to 500 grams. be equal to 同样出色的，水平（质量）一样高的，胜任 religious architecture equal to any in the world 堪与世界上任何同类建筑相媲美的宗教建筑 ② vt (大小，数量，数额)等于, 与……相同；达到，比得上 Two plus two equals four. Thompson equaled the world record. (5) The Three Gorges area is one of the most beautiful areas of China and the project has flooded some of China’s most famous historical sites, including the QuyuanTemple, the Han Watchtower and the Moya Cliff Cavings.三峡地区是中国最美丽的风景区之一，该工程淹没了一些最著名的历史遗迹，包括屈原庙，汉阙，摩崖石刻等。 ◆ one of … “……之一” 该表达中of 之后往往用“形容词的最高级+名词的复数形式”。 ① You are one of the girls who are fit for the job. ② Japan is one of the richest countries in the world. ◆ flood ① n 洪水，水灾，泛滥 The flood swept away many homes. ② v 淹没，（河水）泛滥 Every summer the river floods the field. 2. Ask Ss to listen to the tape and fill in the blanks. Mao Zedong once wrote a poem in which he (1) “walls of stone to (2) _ clouds and rain till a smooth lake rises in the (3) gorges”. Sun Yat-sen, the leader of the 1911 Revolution, first (4) the idea. Now their dreams have (5) . The power of the Yangtze River has (6) by the Three Gorges Dam, which is the biggest (7) in China. It has been built to control (8) and provide (9) for the central (10) of China. Three (11) of China’s (12) is produced by burning coal. Unfortunately, burning coal causes serious air pollution and increases (13) warming. The dam will ____(14)__ electricity (15) _about 40 million tons of coal without (16) so much air pollution. The reservoir has flooded a lot, including some famous (17) . In fact, about 800 historical __(18)___ have been (19) . But the Three Gorges Dam has become one of the most beautiful areas of China. Suggested Answers: dreamed of (2) hold back (3) narrow (4) suggested (5) come true (6) been harnessed (7) construction project (8) flooding (9) hydro-electric power (10) region (11) quarters (12) energy (13) global (14) generate (15) equal to (16) causing (17) historical sites (18) relics (19) submerged Step 4. Speaking 1. Ask Ss to express their opinion of the Three Gorges Dam by answering the questions in Activity 4. 2. Get Ss to answer the question: what effect does the Three Gorges Dam bring? For your reference: There are advantages and disadvantages to build the Three Gorges Dam. The advantages: produce lots of electricity, reduce pollution, control flooding, ship goods, supply water, etc. The disadvantages: cost much money, flood lots of areas, flood many historical sites, etc. Step 5. Task 1. Ask Ss to discuss in groups of four to decide what they will write about. 2. Ask Ss to write a short passage to introduce a certain construction project. The following questions may help: What is the project? Where is the project? Why was it built? How big is it? When was it built? How long did it take to build the project? What about the effects? (Advantages and disadvantages) For your Reference: The Maglev – the fastest train in the world The Maglev, which is the fastest train in the world, runs between Shanghai’s Pudong Airport and Longyang Station. On the Dec 31st, 2002 it was launched. This event was covered by lots of media. It runs very fast and it can reach a speed of more than 500 kilometers per hour. The Maglev travels in a vacuum between two magnets so there are no rails and no noise, and it uses less energy. But it cost a lot of money to build it. Also the price of the ticket is very expensive -- the standard price is 50 RMB single trip. Step 6. Homework 1. Ask Ss to go over the text and understand the changes and the effects of the Three Gorges Dam. 2. Ask Ss to finish the Vocabulary exercises on page  See the pictures & talk Read & do exx learn & practice  12’ 30’ 1’   板书  Period 2 Reading and Vocabulary ◆ dream ① n 梦；愿望，梦想 have a bad dream 做了一个噩梦 Mike’s big dream is to be a professional racial driver. ② v梦到；梦想，向往 dream a …dream 做一个……梦 We dream of buying our own house. ◆ hold back ① 阻挡，抑制 They had built the barriers to hold back the flood. ② 控制（感情） We struggled to hold back our laughter. ③ 阻碍某人的发展（提高） Spending so much time playing sport is holding him back at school. ◆ come true愿望，梦想等实现，成真 (通常以主动形式出现)  教学后记 The Ss can’t recite the text.
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