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1、Period 6Summing Up，Learning Tip and Assessment教学内容分析This is the last teaching period of this unit，so the emphasis should be placed on going over and summarizing what has been learned in this unit.It includes the following parts：Summing Up，Learning Tip，Checking Yourself and some other consolidation e
2、xercises.Summing Up summarizes the whole unit from the aspects of topics and vocabulary and grammar.The teacher can first use this part to let students sum up what they have learned in this unit and then let them find out what they cant understand very well.Learning Tip gives students instructions o
3、n which kind of nouns begin with a capital letter.Let the students think about what they already know about the rules and what new information they will find.Checking Yourself on Page 68 in the Workbook aims at encouraging students to make a selfassessment after they finish learning this unit.It is
4、very important to improve their learning.Of course，a testing assessment is also needed.In this period，the teacher can also provide more practice to consolidate what students have learned in this unit.三维目标设计Knowledge and skills1To get students to master all the useful new words and expressions in thi
5、s unit.2To have students understand the new grammar item “the use of it(2)” better，and enable them to use the sentence patterns correctly.3To develop the students ability to use the important language points in this unit.Process and methodsDesign some additional exercises for students to do in order
6、 that they can learn to use and grasp all the contents.Emotion，attitude and value1To encourage students to learn more about global warming and environmental protection.2To inspire the students to think up more effective measures to prevent global warming.教学重、难点Using what they have learned in this un
7、it to solve real problems.Step 1Revision1Check the homework exercises.2Dictate some useful new words and expressions in this unit.Step 2LeadinAsk the students to turn to Page 32.Think about what they have learned in this unit and tick the boxes to see how well they have learned them.Step 3Summing up
8、Five minutes for the students to summarize what they have learned in this unit by themselves.Then check and explain something where necessary.Suggested answers：Write down what you have learned about global warming：(Students answers may vary.)The temperature of the earth rose about one degree Fahrenh
9、eit during the 20th century.It is human activity that has caused this global warming.All scientists subscribe to the view that the increase in the earths temperature is due to the burning of fossil fuels.Some byproducts of this process are called greenhouse gases，which trap heat and warm the earth.W
10、ithout the greenhouse effect，the earth would be cooler than it is.But scientists dont agree with each other on the effects of global warming.Some think it will be a disaster，but some others think its a good thing and we can do nothing to prevent the trend.By reading the second passage，we also know s
11、ome easy and effective measures we can take to deal with global warming.From this unit you have also learned：Some useful words：tend，oppose，state，glance，quantity，range，tendency，circumstance，opposed，steady，widespread，average，consume，subscribe，advocate，refresh，graph，phenomenon，fuel，data，trend，catastrop
12、he，flood，consequence，existence，commitment，pollution，growth，motor，can，microwave，educator，contribution，presentation，disagreement，random，mild，outer，electrical，casual，nuclear，perSome useful expressions：come about，subscribe to，quantities of，go up，result in，be opposed to，even if，keep on，on the whole，on be
13、half of，put up with，so long as，and so on，greenhouse effectNew grammar item：the use of “it”how to use “it” for emphasis in a sentence.Functional items：how to express agreement and disagreement，blame and complaint.Step 4PracticeShow the exercises on the screen or give out exercise papers.Part 1Vocabul
14、ary1Researchers c_ living conditions in London with those in other places.2Their prices are low c_ to those in other shops.3I dont think anybody m_ to her apart from herself.4He prefers q_ to quality when food is concerned.5The d_ we have collected are not enough to be convincing.6Everything was in
15、a s_ of disorder.7What is the a_ rainfall for August in your country?8Each i_ boy in the class has his own personalities.9We have been having a few a_ in the committee lately.10They were p_ in the history of music.11As a c_ of being in hospital，Shelly decided that she wanted to become a nurse.12A doctor has the t_ “Dr” in front of his name.13The number of the children in the school has d_ by 500 this year.14The cooker isnt working because of an e_ fault.15The food was cold and the guests quarreledthe whole dinner was a c_.Part 2Useful phrases1在20 世纪期
