Project ( 工程） The Three Gorges Dam

三峡大坝全景 Dam The Three Gorges Dam

1 why do we build this great project? 2 What are the advantages and disadvantages? Which is more important? Advantages: cleaner and cheaper energy Disadvantages: Flooded towns and villages, people moved from their homes, lost historical sites. 3. The Three Gorges Dam has caused the disappearance( 消失 ） of many towns and villages. What do you think about this?

Pre-reading: We have seen many pictures and data about the Three Gorges Dam. Now a question for you: What conclusion ( 结论） can you get from them? The dam is a great project( 工程） and it takes great efforts.

Reading and Vocabulary The Three Gorges Dam

While –reading Step 1 Fast-reading: Task 1 underline these new words during your reading and try your best to guess the meaning.4’new words To control flooding and provide hydro-electric power. Task 2 Question: why do we build this great project ( 工程）？

dream ， come true ， hold back ， generate ， harness ， suggest ， energy ， historical ， submerge Activity: Word Guessing Question: why do we build this great project ( 工程）？

1 dream 2 come true 3 hold back 4 generate 5 harness 6 suggest 7 energy 8 historical 9 submerge 1. v. to put under water 2 v. a strongly desired goal or purpose 3 To realize ( dream..) 4 To keep from something 5 v. to produce electricity 6 v. to be used 7 v. to offer for consideration 8 n. usable power ( as heat or electricity) 9. adj. having the character of history

Step 2 Detailed- reading Which is the world’s third longest river? How high is the dam? How wide is the dam? Who first suggested the idea of a dam across the Yangtze River? How much of China’s energy is produced by burning coal? How many villages were flooded when the dam was built? The Yangtze River. Two hundred metres. One and a half kilometres. Sun Yat-sen. Three quarters. Four thousand.

Step 3 listening and reading Now decide if the 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.( )Mao Zedong once dreamed that there would be a great dam to harness the power of the Yangtze River.( ) 2)The Three Gorges Dam will provide enough hydro- electric power for the whole country.( )The Three Gorges Dam will provide enough hydro- electric power for the whole country.( ) 3)The dam will generate a lot of electricity causing much less air pollution.( )The dam will generate a lot of electricity causing much less air pollution.( ) 4)A large number of historical relics have been submerged because of the dam.( )A large number of historical relics have been submerged because of the dam.( ) T F T T

Group discussion

Self-assessment and homework Homework : 1. words revision 2. write an essay like the one on page 48 discussing the advantages and disadvantages of the dam.

Self-assessment 自我评价 ： 请回忆并填写本节课学习过程中你的策略运用（理解、 归纳、记忆等） 以及存在的问题和 解决方法。 教学项目策略运用存在问题和解决 方法 Pre-reading Fast -reading Detailed – reading Listening and reading Group discussion