英语人教版八年级下册Unit 7 SectionB.ppt

Section B(2a-Self Check)Unit 7 Whats the highest mountain in the world?边马中学边马中学 邱亚菲邱亚菲2a.Talk about pandas in your class.Use these words to help you.bigbamboozoopopularcuteblack and whiteSichuanfamousendangeredbeautifulforestprotect2b10-Adult pandas eat 10 kilos of bamboo daily.12-Adult pandas spend more than 12 hours a day eating.300-About 200 pandas live in zoos or research centers in China or other countries.2000-Scientists say there are fewer than 2000 pandas living in the forests.Read the article to find out what these numbers mean:10,12,300,2000 2c Read the article again and write short answers to the questions.1.What is Lin Weis job?2.What do the baby pandas have for breakfast?He is a panda keeper.Milk.3.Why are pandas endangered?Less forest for pandas to live.4.What does the education program in Chengdu do?5.Why are scientists doing research?They not only teach children about pandas and other endangered wild animals but also tell them about the importance of saving these animals.Scientists are doing research to better understand the habits of pandas.2d Complete the sentences using words from the passage.1.The panda _ at the Chengdu Research Base are awake early in the morning to _ breakfast for the baby pandas.keepersprepare2.In _,pandas have become so _ that they are now a symbol of China.3.Adult pandas do not have babies very _,and some of the babies only live for a short time because of _.oftenillnessespopularfact4.A special program in Chengdu teaches _ about why pandas are _.5.The Chinese government is also helping to _ the pandas.Scientists also want to better _ the habits of pandas.childrenendangeredunderstand save 2e What other ways do you think children can help to save the pandas?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。3aRead the following words and phrases about whales.Put them in the correct place in the chart.What do they look like?Where do they live?What do they eat?What can they do?HugeSome kinds have teethIn the seaSmall fish and other sea lifeJump high out of the waterSing songsWhy do some of them have to be protected?How can we protect them?Human catch whales for meat,fat and oilWater pollutionWhale parts sold to make things like candles and soapRules on whale protectionLearn more about whalesStop putting rubbish into the seaSing songs(to make people more aware of the importance of protecting whales)Whales are They live in They eat They canOne interesting fact is 3bAnother interesting fact isSome kinds of whales are in danger becauseWe should protect whales fromI think people should/shouldntWrite a paragraph about whales and why they need to be protected.Use the information in 3a.Then make a poster.Whales are huge animals.They live in the sea and eat small fish and other sea life.One interesting fact is that whales can jump high out of the water.Some kinds of whales are in danger because humans catch them for meat,fat,and oil,and use whale parts to make candles and soap.Whales are also in danger from water pollution.We should protect whales by making rules on whale protection and by not putting rubbish into the sea.I think people should learn more about whales.1Complete the chart.AdjectivesComparativesSuperlativeshighdangerouslongpopularhigherhighestmore dangerousmost dangerouslongerlongestmore popularmost popularSelf Check2Match verbs and objects.Then add one more object to each list.VerbsObjects1.reacha.my life,my money,2.achieveb.the top of a mountain,the library,3.riskc.my dream,success,the top of a mountainthe libraryreach the bus stop 抵达公交站台抵达公交站台reach the agreement 达成协议达成协议 reach到达山顶到达山顶到达图书馆到达图书馆achievemy dreamsuccess实现我的梦想实现我的梦想获得成功获得成功achieve my ambition 实现自己的抱负实现自己的抱负achieve the goal 完成目标完成目标riskmy lifemy money 冒着我的生命危险冒着我的生命危险拿我的钱冒险拿我的钱冒险risk management 风险管理风险管理risk defeat 冒着失败的风险冒着失败的风险3Circle 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.4.A tiger is(much/a little)_(strong)than a man.crowdedstrongerHomework:1.完成本节课单词背写；2.填写练习册93-94页。