The Seventh Period从容说课This is the last period of the unit.Through the previous study，Ss have get some idea about travel.In this period，the teacher will sum up this unit by asking them what useful nouns or verbs or useful phrases about travel they have learned.This task is designed to consolidate what they have learned in this unit.The Lancang River，the Chinese part of the Mekong，has some dams.In our country，many dams have been built or are being built on the Changjiang and Yellow River.But can these dams always bring us good？The teacher will ask Ss to discuss this question.This activity gives Ss a chance to practise speaking and get them to care about important events in our country，for they are the owners of our society and they should also be responsible for the future of our country.To give Ss a more complete idea about travel，the teacher will introduce eco-travel to them so that they will be aware of the importance to eco-travel.And in their later life，they will go traveling not only for pleasure，but also use their trip as a way to protect the environment.To practise Ss writing ability，the teacher can make full use of the workbook exercises and ask Ss to write a letter to his friend Wang Wei and write a travel advertisement in class.Since the 7-day National Holidays is coming，the teacher can ask Ss to form their own travel group and design an eco-travel.They should first decide their favorite destination by listing the reasons.After their trip，they should also write a travel journal.They can put up some of the journals on the classroom wall，which the other classmates will score.Later they can find out who are the winners. 三维目标1.Knowledge：（1）Sum up what Ss learn in this unit.（2）Learn how to express good wishes.（3）Ask Ss to talk on the given topics.2.Ability：（1）Know what eco-travel is，and plan an eco-travel for the National Holidays.（2）Learn to write a letter，a travel advertisement and a travel journal.3.Emotion：Develop Ss sense of eco-travel and make them protect the environment while traveling.教学重点（1）Learn how to express good wishes.（2）Learn to write a letter，a travel advertisement and a travel journal.教学难点Plan an eco-travel for the National Holidays.教具准备Multi-media classroom and other normal teaching tools.教学过程Step 1 GreetingsStep 2 SpeakingT：Today，Ill first show around some famous dams in the world.Show the picture of Aswan Dam，the Hoover Dam and some famous Dams.Aswan Damthe Hoover Dam in Colorado，USAT：What do you think of these Dams？S1：They are wonders on the earth.It is said that the Aswan Dam is one of the three man-made projects that can be seen from space.S2：They not only look wonderful but also help the people in the world a lot.S3：.S4：.T：But I hear that a very effective international movement arose to fight for change in current dam building practices.Now I wonder why they did so.Are there any bad things caused by dams？I would like you to hold a discussion and talk about the good things and bad things dams bring about.good things1.control floods2.make electricity3.raise the capacity of shipping（The raised water level makes it possible for heavy-loaded ships to pass.）4.bring new scenerybad things1.force the people from their land and homes2.forever change some of the most historically celebrated scenery in the area（the Three Gorges Dam）3.（the Aswan Dam） Some old temples are in danger because of the raised water level.People had to remove the temple stone by stone.It took 1700 workers and 22 other people four years to complete the project and cost one billion US dollars.4.（refugees） be economically，culturally，and psychologically devastated.Some people of Sichuan Province had to move to other places of China，for example，Chongming Island.It will be a great challenge for these people to merge in a new society.5.（people in the Mekong Delta） suffer from diseases dams and large irrigation projects in the tropics bring. 6.（In Nile Delta） plain and the delta are losing fertility as the mineral sediments usually carried and deposited by the Nile are building up behind the many dams. 7.The construction of dams in Southeast Asia has brought some of the countries into heavy debts.高峡出平湖T：So I think before we do anything，we should think it over.Step 3 New informationT：Boys and girls，we have been talking about travel these days.Now，what have you known about travel now？Can you list some useful words and expression about it？S1：Travel fare，means of transport，travel manners，safety，destination，insurance，equipment，travel necessity，travel tips，travel journal，travel advertisement，travel poster.T：Can you think of some useful verbs or verb phrases？S2：make camp，put up the tents，cycle along./cycle across，set out/off，get close to nature，be tired from，be brave，wear a hat and sunglasses.T：What should we pay attention to when we go traveling？S3：We should pay attention to our t