英语人教版八年级下册Unit 7 Section B 1a-1d.doc

Unit7 Whats the highest mountain in the world?Section B 1a1d 景市初级中学-周燕1、 教学目标知识目标1、学会3个四会单词：weigh,birth,adult2、能用比较级的句式来谈论两个事物3、理解英语中倍数的表达法能力目标：通过学习本课，学生能够描述动物的特征。情感目标：通过本课学习，培养学生保护动物的意识。学习策略：综合培养学生交际能力。文化意识：培养学生保护动物的意识。二、教学重难点1、能用比较级的句式来谈论两个事物2、理解英语中倍数的表达法三、教具多媒体，PPT课件四、教学过程Lead-inLets enjoy a video.T:Do you like the movie? Do you know the main character of the movie?Show students several pictures about Po,Shifu,Tiger. And then ask students to guess their height and weight.Review the sentences: Po is 200 cm tall. Po weighs 100 kilos.Step 1. 1a T:whats this? Ss: Its an elephant. T:Can you tell me something about this elephant?.Pay attention to the word “weigh”.Lets compare this elephant with this panda.Firstly, lets compare their height.This elephant is this panda.This elephant is this panda.This elephant is this panda.Secondly, lets compare their weight.This elephant weighs this panda. This elephant weighs this panda.This elephant weighs this panda.Thirdly, lets compare their eating.Fourthly, Practice.At last, do some exercises.1. This table is that one. A. as twice big as B. twice as big as C. as big as twice D. as big twice as 2 This pencil is_ than that one. A. longest B. long C. longer D. as long3.His father is_than his mother. A. older four years B. as four years older C. four years older D. bigger four year4. This book is_ that one, but_ than that one.A. as difficult as; expensiveB. as more difficult as; more expensiveC. as difficult as; more expensiveD. more difficult as; as expensive5. 他们的房间比我们的大两倍。Their room is _ _ _ ours 6. 这棵树是那棵树的三倍高。This tree is _ _ _ tall _ that one.This tree is _ _ _ _ that oneStep 2 1b Before listening: Lets read these numbers together.While listening: Please listen carefully and check the numbers you hear.After listening: Check the answers.Step 3 1cListen again and complete the sentences.After that,lets check the answers.Listen to the recording again, pay attention to the mistakes you have made.Key points:birth, up to ,adult.Step 4 1dTake turns telling your classmates about pandas.A: A baby panda cannot see.B: An adult panda weighs many times more than a baby panda.Summary:A baby panda is much smaller than an adult pandaWhen baby pandas are born,they only weigh about 0.1to 0.2 kilos.An adult panda weighs many times more than a baby.The adult pandas weigh around 100 kilos. At birth, its only around 15 cm long, but an adult panda is around 150 cm long.A baby panda is pink and it cannot see. It also doesnt have any teeth.They can live up to 20 to 30 years.5、 板书设计 Unit 7 Section B 1a-1d1. Po is 200 cm tall. Po weighs 100 kilos.2. HeightThis elephant is much higher than this panda.This elephant is 200 cm taller than this panda.This elephant is many times taller than this panda. =many times as tall as Weight.This elephant weighs much more than this panda. This elephant weighs 4900 kilos more than this panda.