人教版八年级下册

Unit 7 part A 教案【教学目标】1. talk about geography and nature 2. to learn how to express the length and depth of English【教学重点】1.To learn superlative.2 .Learn new words and expressions.【教学方法】 task-based method and interactive approach【教学手段】A tape recorder, multimedia and some pictures【教学过程】Teaching Procedures:Step 1 PresentationSquare n. 平方 meter n. 米 deep adj. 深的Desert n. 沙漠 population n. 人口 population n. 人口Asia n. 亚洲 tour v. n. 旅行 tourist n. 旅行者wall n. 墙 amazing adj. 令人大为惊奇的ancient adj. 古代的 wide adj. 宽的；宽阔和 Step 2 Warming-up1. Watch the photos and talk about them How big/high/long/big is ? And help the students to answer: Its meters/kilometers/cm big/high/long/big.2. Look these photos and practice the dialogue:e.g. A: How high is Qomolangma?B: Its 8,844 meters high.Step 3 1a Match the facts you know.Practice in pairs using the information in 1a. Step 4 Explaination8,844 meters high. 8,844米高 meters high (long, wide)米高（长,宽)。英语表示有多长（宽，高）时，一般将数词和数量单位放在表示长宽高的形容词前作状语。e.g. The wall is 1.7 metres wide.Step5 Listening1b1. Go over the sentences in 1b.2 .listen and complete the sentences3.check the answersStep6 Practice1c1.practice the conversation in pairs 1c.2. change the conversation by themselves with he Nile ,the Caspian Sea ,or the SaharaStept7 Homework1.Memorize the new words 2.Make up own conversationsBoard Design(板书设计)Whats the highest mountain in the world?Section A (1a-1c)1. New words; metre deep desert population2 .-Whats the highe