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1、Unit 7 Whats the highest mountain in the world第4课时 Section B 3a-Self Check教学目标一、知识与技能1. 熟练掌握本单元的重点短语和句型。2. 培养写作能力。3. 了解鲸鱼并掌握保护鲸鱼的方法。二、过程与方法模仿，应用写作。三、情感态度与价值观进一步树立保护大自然、保护动物的意识。教学重点利用所学词汇和句型写作文。教学难点利用所学词汇和句型写作文。教法导航 练习为主。学法导航反复练习，勤于动脑。教学准备图片、多媒体。教学过程Step 1 GreetingsGreet the students as usual.Step 2
2、RevisionAsk the students to dictate some important phrases：feel free，as far as I know，in the face of，even though，at birth，up to，run over，walk into，fall over，or soLet them read some important sentences：Whats the highest mountain in the world?Qomolangma.How high is Qomolangma?Its 8,844.43 meters high.
3、 Its higher than any other mountain.Which is the deepest salt lake in the world?The Caspian Sea is the deepest of all the salt lake.Did you know that China is one of the oldest countries in the world?Yes，I did. Its much older than the US.Step 3 Lead inHow much do you know about the whale? Let the st
4、udents have a discussion.必要时老师可作一些解释说明。Step 4 Writing3a, Read the following words and phrases about whales. Put them in the correct place in the chart. What do they look like？5 8Where do they live?7What do they eat?2What can they do?3 11Why do some of them have to be protected?1 6 12How can we prote
5、ct them?4 9 103b, Write a paragraph about whales and why they need to be protected. Use the information in 3a. Then make a poster.Whales are They live in They eat They canOne interesting fact is Another interesting fact isSome kinds of whales are in danger becauseWe should protect whales fromI think
6、 people should/shouldntGive them a few minutes to write and correct the mistakes .Let two or three students read their passage for the whole class Step 6 Self CheckRead these words then find the rules.Clevercleverercleverest nicenicernicest easyeasiereasiest fatfatterfattest thinthinnerthinnest beau
7、tifulmore beautifulthe most beautiful carefulmore carefulthe most carefulgood/wellbetterbest badworseworst many/muchmoremost Then let them complete the chart. by themselves.AdjectivesComparativesSuperlativeshighhigherhighestdangerousmore dangerousthe most dangerouslonglongerlongestpopularmore popula
8、rthe most popularThen finish the rest tasks，check the answers.Step 5 HomeworkSum up what they have learned in this unit.课堂作业单项选择。1. My brother is _ more outgoing than me. A. many B. little C. much2. October 12th was one of _ days in 2005. Shenzhou-VI was launched（发射）successfully. A. exciting B. more
9、 exciting C. the most exciting3. Which city is _，Beijing，Shanghai or Fuzhou? A. beautiful B. the most beautiful C. more beautiful 4. _ children there are in a family，_ their life will be. A. The less，the better B. Fewer，richer C. The fewer，the better5. Mobile phones are very popular now and they are
10、 _ than before. A. cheap B. cheaper C. the cheapest6. In our city，its _ in July， but its even _ in August. A. hotter，hottest B. hot， hot C. hot， hotter7. Jacks handwriting is as _ as Mikes. A. good B. better C. best8. We can do the work better with _ money and _ people.A. little， few B. less，fewer C. fewer，less9. Jim is the tallest student in our class and Tom is the second _ one.A. tall B. taller C. tallest参考答案：1. C 2. C 3. B 4. A 5. B 6. C 7. A 8. B 9. C教学反思本节课主要是通过问题的形式了解了鲸鱼并以此为基础训练了写作，通过同学们之间的互评，学生的写作能力得以提升。Self Check环节，通过练习题的形式又更深一步地巩固了比较级和最高级的用法，使得本单元的知识得以巩固和落实。 3
