Unit 7 Section B 1a～1d 课件 2024-2025学年人教版英语八年级下册

Unit 7 What's the highest mountain in the world? Section B (1a~1d) 23002 Let's watch a video. 23002 能说出并正确运用本课时的重点单词和短语:weigh, birth, adult, at birth, up to等。 1 2 能掌握含有倍数的比较级句式。 2 能通过听说活动,比较大熊猫和幼崽。 学习过程 学习总结 学习目标 23002 目标一:能掌握含有倍数的比较级句式 Activity 1 Look through 1a~1d, underline the new words and phrases, read them with your partner and then let's check. up to at birth adult birth weigh 1 2 3 4 5 centimeter 6 请点 我们哦! 学习总结 学习目标 学习过程 23002 Activity 2 How much do you know about elephants and pandas? Elephant is 350 cm tall weighs 5,000 kilos eats 150 kilos of food a day Panda is 150 cm tall (standing on two legs) weighs 100 kilos eats 10 kilos of food a day Make conversation in pairs with the information above. These expressions may help you —How tall is the...? —How heavy is the.../How much does the...weigh? —How much does the ... eat a day? 学习总结 学习目标 学习过程 23002 Compare facts about these two animals from height, weight and food. Activity 3 The elephant is taller than the panda. The panda is shorter than the elephant. The elephant is 200cm taller than the panda. The panda is 200cm shorter than the panda. 350cm tall 150cm tall Height standing on two legs. 学习总结 学习目标 学习过程 23002 Weight The elephant weighs more than the panda. The panda weighs less than the elephant. The elephant weighs many times more than the panda. The panda weighs many times less than the elephant. weighs 5,000 kilos weighs 100 kilos many times more than 意为“比…多很多倍”, time在此表示倍数。表示一倍用once,两倍用twice,三倍或三倍以上用“基数词+times”。例: 狗大约比猫重五倍。 A dog weighs about five times more than a cat. 学习总结 学习目标 学习过程 23002 eats 150 kilos eats 10 kilos Food The elephant eats more than the panda. The panda eats less than the elephant. The elephant eats much more than the panda. The panda eats much less than the elephant. 学习总结 学习目标 学习过程 23002 Practice Compare facts about these two animals. Using the language in the box to help you make sentences. Tiger - is 130 cm tall - weighs 300 kilos - eat 40 kilos of meat a meal Giraffe - is 800 cm tall - weighs 600 kilos - eat 35 kilos of food a day Example sentence: This Giraffe weighs twice more than this tiger. (... cm taller/shorter, weigh much more/less, eat much more/less, eat many times more) 学习总结 学习目标 学习过程 23002 Languege points 倍数的表达方法 常见有三种句型: 1)A + 谓语动词 + 倍数 + as + adj + as + B 。 2)A + 谓语动词 + 倍数 + the + N. + of + B。 3)A + 谓语动词 + 倍数 + 比较级 + than + B 。 这只手表的价钱是那只表的五倍。 This watch is five times as dear as that one. = This watch is five times the price of that one. = This watch is five times dearer than that one. 学习总结 学习目标 学习过程 23002 目标二:能通过听说活动,比较大熊猫和幼崽 What's this? I'm a baby panda. Activity 1 学习总结 学习目标 学习过程 23002 Does baby panda have any teeth? Can it see anything? How heavy is it? How long is it? How long can it live? Let's listen and find out the answers. Guessing Before listening 学习总结 学习目标 学习过程 23002 Activity 2 _100 _16 _20 _50 _120 _0.1 _0.2 _ 150 Can you read the numbers below? one hundred sixteen twenty fifty one hundred and twenty zero point one zero point two one hundred and fifty 学习总结 学习目标 学习过程 23002 Listen and check (√) the numbers you hear. 1b _100 _16 _20 _50 _120 _0.1 _0.2 _ 150 √ √ √ √ √ 学习总结 学习目标 学习过程 23002 1c Listen again and complete the sentences. 1. At birth, a baby panda is about _ to _ kilos. 2. At birth, a baby panda is about _ cm long. 3. A baby panda is not black. It is _ and it has no _. 4. A panda can live up to _ to _ years. 0.1 0.2 15 pink teeth 20 30 学习总结 学习目标 学习过程 23002 Teacher: Do you have any questions about baby pandas? Boy 1: Are they much smaller than an adult panda? Teacher: Yes. When they’re born, they only weigh about 0.1 to 0.2 kilos. Boy 1: Wow, that’s small! I know an adult panda weighs many times more than a baby. Teacher: That’s right. And the adult pandas weigh about 100 kilos. Boy 2: What about the size of a baby panda? How small is it? Teacher: At birth, it’s only around 15 cm long, but an adult panda is around 150 cm long. Girl 1: Is a baby panda also black and white? Teacher: No, you would never guess! A baby panda is pink and it cannot see. It also doesn’t have any teeth. Girl 1: How long can pandas live? Teacher: They can live up to 20 to 30 years. Check 学习总结 学习目标 学习过程 23002 Activity 3 Finish the chart below first, then take turns telling your classmates about pandas. Pair work Compare Adult pandas Baby pandas color eyesight(视力) food weight height black and white pink can see can't see bamboo milk 100 kilos 0.1-0.2 kilos 150cm 15cm An adult panda weighs many times more than a baby panda. A baby panda cannot see. 学习总结 学习目标 学习过程 23002 No buying, no killing. Let’s protect these endangered animals from now on ! 学习总结 学习目标 学习过程 23002 These expressions may help you —How tall is the...? —How heavy is the.../How much does the...weigh? —How much does the ... eat a day? (... cm taller/shorter, weigh much more/less, eat much more/less, eat many times more) 1.Talk about two animals that you like with your classmates. 2.Compare facts about these two animals. 学习过程 学习目标 学习总结 23002 Lavf57.83.100 曲目 14 tailuowang 未知唱片集 (2014-1-11 21:35:02), track 6 2014 66846.055 XXX - XXX - 曲目 15 tailuowang 未知唱片集 (2014-1-11 21:35:02), track 7 2014 66297.43 XXX - XXX - $$