英语人教版八年级下册Unit7 SectionA 1a--1c.docx

Unit7 Whats the highest mountain in the world?教学目标：1. 语言目标 掌握本单元重点词汇以及能运用比较级最高级表达事实。2. 技能目标 能听懂和谈论有关自然和地理的话题。3. 情感目标 培养学生热爱大自然，和保护环境的意识。教学重点：1. 能够认读并正确使用新单词。2. 掌握较大数字的表达。3. 能够用具体的数字说明事物，并能运用比较级或最高级表达事实。4. 能够听懂有关世界自然地理话题的对话，特别是获取对话中的大数字，以及比较级、最 高级的信息，并模仿所学语言表述世界自然地理事实。教学难点： 巩固形容词最高级以及比较级表达最高级含义的方法。 Section A 1a-1c教学过程：Step1: Warming up Guessing game. 1. Teacher says some countries, students guess the capital of these countries. If the student guess right , whose group can get one point. 2. Teacher says some places of interest , students guess which city have them . If the student guess right , whose group can get one point. Step2: Review1. Review the comparative degree and superlative degree of some important adj. and adv.2. Do some exercises about them.Step3:Presentation Watch the photos , make students learn these famous places and talk about them “How big/high/long/big is ? and help the students to answer.Step4: 1a Match the facts you know. 1. Practice in pairs using the information in 1a. Qomolangma about 9,600,000 square kilometers in size The Sahara 1,025 meters deep The Caspian Sea 6,671 kilometers long The Nile 8,844.43 meters high.2. Explain how to read these large numbers .Step5:1b listening 1. Listen and complete the sentences. 1) Qomolangma is _ than any other mountain in the world. 2) The Sahara is _ desert in the world. 3) The Caspian Sea is _ of all the salt lakes. 4) The Nile is _ river in the world. 2. Explain the listening material 3. Let students read it.Step6: 1c Practice1. Make conversations in group.2. Perform every groups conversation.Step7: Homework Can you thi