八年级英语下册Unit7SectionB2.ppt

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1、Important phrases:feel freeas far as I knowin the face ofeven thoughat birth up to run overwalk into fall overor so随意随意就我所知就我所知面对（问题、困难）面对（问题、困难）即使；虽然即使；虽然出生时出生时到达到达跑上前去；跑过去跑上前去；跑过去走路时撞着走路时撞着绊倒绊倒大约大约Important sentences:Whats the highest mountains in the world?Qomolangma.How long is Qomolangma?Its 8,

2、844.43 meters high. 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.1. cm taller/shorter 2. much /even/a littl

3、e/less +比较级比较级3. times more than .4. Talk about how to protect pandas.Important structures: 鲸的体型是世界上存在的动物中最大的，鲸的体型是世界上存在的动物中最大的，鲸是终生生活在水中的哺乳动物，对水的依鲸是终生生活在水中的哺乳动物，对水的依赖程度很大，以致它们一旦离开了水便无法赖程度很大，以致它们一旦离开了水便无法生活，鲸形状像鱼，鼻孔在头的上部，用肺生活，鲸形状像鱼，鼻孔在头的上部，用肺呼吸。体长可达三十米，是现在世界上最大呼吸。体长可达三十米，是现在世界上最大的动物。的动物。 鲸为适应水中生活，减少

4、阻力，它们的鲸为适应水中生活，减少阻力，它们的后肢消失，前肢变成划水的浆板。身体成为后肢消失，前肢变成划水的浆板。身体成为流线型，酷似鱼。因而它们的潜水能力很强，流线型，酷似鱼。因而它们的潜水能力很强，小型齿鲸可潜至小型齿鲸可潜至100-300100-300米的水深处，停留米的水深处，停留4-4-5 5分钟，长须鲸可在水下分钟，长须鲸可在水下300-500300-500米处待上米处待上1 1小小时，最大的齿鲸时，最大的齿鲸-抹香鲸能潜至千米以下，抹香鲸能潜至千米以下，并在水中持续并在水中持续2 2小时之久。小时之久。Read the following words and phrases ab

5、out whales. Put them in the correct place in the chart.1. Humans catch whales for meat, fat and oil2. Eat small fish and other sea life3. Jump high out of the water4. Rules on whale protection5. Huge6. Water pollution3a7. Live in the sea8. Some kinds have teeth9. Learn more about whales10. Stop putt

6、ing rubbish into the sea11. Sing songs12. Whale parts sold to make things likes candles and soapWhat do they look like？Where do they live?What do they eat?What can they do?Why do some of them have to be protected?How can we protected them?5 8723 111 6 124 9 10 11Write a paragraph about whales and wh

7、y they need to be protected. Use the information in 3a. Then make a poster.3bWhales 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 people should/shouldntclever-cleverer-cleverest nice

8、-nicer-nicest easy-easier-easiest fat-fatter-fattest thin-thinner-thinnestbeautiful-more beautiful-the most beautiful careful-more careful-the most carefulgood/well-better-bestbad-worse-worst many/much-more-most 仔细观察，试着总结规律！仔细观察，试着总结规律！1. Complete the chart.Adjectives Comparatives Superlatives highd

9、angerouslongpopularhigherhighestmore dangerous most dangerouslongerlongestmore popular most popular2. Match verbs and objects. Then add one more object to each list.VerbsObjects1. reacha. my life, my money,2. achieve b. the top of a mountain, the library,3. riskc. my dream, success,my familygood res

10、ultsthe theater3. Circle the correct word and /or fill in the blank with the correct form of the word in brackets for each sentence.1. An elephant weighs (few/many) times more than a dog.2. An adult panda can eat (much/a little) more than a cat.3. Canada is a (little/lot) less _ (crowded) than China

11、.4. A tiger is (much/a little) _ (strong) than a man.crowdedstronger1. The biggest _ in the world is the Sahara.2. The river is too _ to swim in.3. China is one of _ civilizations (文明文明) in the world.4. The _ of the fastest animal is 120 kilometers per hour.5. What _ do you need for your coat? I wan

12、t a large one.desertdirtythe oldest一、根据句意，用适当的词填空。一、根据句意，用适当的词填空。speedsize二、用括号内单词的适当形式填空。二、用括号内单词的适当形式填空。1. Jim is very _. Li Lei is _ than Jim. (hungry)2. Kates mooncakes are _ of all. (nice)3. Your box is _ than mine. But his is _ of the three. (heavy) 4. Unit 2 is quite _. Unit 3 is _ than Unit

13、2. Its _ in Module 1. (hard)5. This TV play is _ than that one. (good)hungryhungriernicerheavierheaviesthardharderthe hardestbetter6. My mother is very _. She is _ in my family. (busy)7. Lingling gets to school _ than the others. (early)8. She speaks English _ in our class. (well)9. Lucy jumped quit

14、e _. (far)10. I think English is as _ as Chinese. (important)11. This picture is _ of the four. (beautiful)12. Lucy did _ than Lily. (bad)busybusiestearlierbestfarimportantthe most beautifulworse三、单项选择。三、单项选择。1. My brother is _ more outgoing than me. A. many B. little C. much2. October 12th was one

15、of _ days in 2005. Shenzhou-VI was launched（发射）（发射）successfully. A. exciting B. more exciting C. the most exciting3. Which city is _, Beijing, Shanghai or Fuzhou? A. beautiful B. the most beautiful C. more beautiful CCB4. _ children there are in a family, _ their life will be. A. The less, the bette

16、r B. Fewer, richerC. The fewer, the better5. Mobile phones are very popular now and they are _ 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, hotterABC7. Jacks handwriting is as _ as Mikes. A. good B. be

17、tter 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 andTom is the second _ one.A. tall B. taller C. tallestABC1. Write a paragraph about how to protect endangered animals, use the useful sentences in 3b.2. Remember the words, phrases and sentences in this unit.