(
课件网) Unit 7 What’s the highest mountain in the world 人教新目标版 八年级下 Section B3a-Selfcheck 写作优质公开课课件 Learning objectives 1.学习和巩固词汇短语句型:wale; oil; protection; huge; water pollution; be protected等； 2.获取鲸鱼的基本知识及其生存现状；就如何保护鲸鱼书写一篇说明文。 3.通过对濒危动物现状的了解,进一步増强保护动物,保护自然环境的意识。 endangered animal fall over every two years die from a symbol of give birth to be awake prepare for 每两年 醒着的 死于.. (外因) 生育 濒危动物 ...的 一个标志 为…准备… 绊倒 Revision Review the expressions. Retell the passage by the mind map. Pandas’ daily life. Pandas are in danger. How to protect pandas. Pandas only have one baby every _____ years. Babies often _____ illnesses and don’t live very long. Babies pandas like _____for breakfast.They run over to the keepers with _____. Adult pandas spend 12 hours_____ about 10 kilos.... People _____ the forests. _____ food to eat. Education program teaches children about the _____of saving… Chinese government _____ the animals. scientists are doing _____to better understand... Pandas are so _____and _____,They are now a _____of china. eating Less research trying hard to save importance die from cute milk excitement lovely symbol two cut down Revision What other endangered animals do you know “In danger” means they are almost dying out. “In danger” also means there is still time. Help them ! Free talk What are they whales They can sing songs. They live in the sea. They can jump high out of water. They are very clever and also very friendly. They are the heaviest animals in the world. Lead-in Video time Do you want to know more about whales 鲸的体型是世界上存在的动物中最大的，它是终生生活在水中的哺乳动物，对水的依赖程度很大。鲸形状像鱼，鼻孔在头的上部，用肺呼吸。它体长可达三十米，是现在世界上最大的动物。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。身体成为流线型，酷似鱼。因而它们的潜水能力很强，小型齿鲸可潜至100-300米的水深处，停留4-5分钟，长须鲸可在水下300-500米处待上1小时，最大的齿鲸———抹香鲸能潜至千米以下，并在水中持续2小时之久。 虎鲸 座头鲸 Humans catch whales for meat, Live in the sea fat and oil Some kinds have teeth Eat small fish and other sea life Learn more about whales Jump high out of the water Stop putting rubbish into the sea Rules on whale protection Sing songs Huge Whale parts sold to make things Water pollution like candles and soap Read the following words and phrases about whales. Put them in the correct place in the chart. 3a n. 油；食用油；石油 n. 保护；保卫 adj. 巨大的；极多的 Whales What they look like Huge. Some kinds have teeth. basic information Whales Where they live Live in the sea. basic information Whales What they eat Eat small fish and other sea life. basic information Whales basic information What they can do Jump high out of the water. Sing songs. However, the number of whales decreases rapidly every year. Whales Why do some of them ... ...
