八年级下册七单元.doc

教学目标一、知识与技能1. Improve the listening and speaking skills.2. 学习完成任务所需要的语言。3. Master some important words and phrases：square，meter，deep，desert，population， Asia，feel free，tour，tourist，wall，amazing，ancient，protect，wide，as far as I know， achievement。4. 学会含有大数字的度量结构的表述，并掌握用不同句式表达比较级和最高级。二、过程与方法采用目标和直观教学法，调动学生的积极性，引导他们积极参与课堂。 三、情感态度与价值观通过课堂活动，培养合作精神，了解一些自然地理知识。教学重点1. Improve the listening and speaking skills.2. 学习完成任务所需要的语言。3. Master some important words and phrases：feel free，tour，tourist，wall，amazing ， ancient，protect，wide，as far as I know，achievement.4. 学会含有大数字的度量结构的表述，并掌握用不同句式表达比较级和最高级。教学难点1. 学会含有大数字的度量结构的表述，并掌握用不同句式表达比较级和最高级。2. Improve the listening and speaking skills.教法导航课上引导学生积极参与课堂活动，老师少讲，鼓励学生多练。学法导航发现法，动手法。教学准备多媒体，卡片。教学过程Step 1 GreetingsGreet the students as usual.Step 2 PresentationShow the words on the screen.square n.平方 meter n.米 deep adj.深的 desert n.沙漠 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；宽阔的teach the words one by one.Step 3 Warming-up1. Watch the photos and talk about them “How big/high/long is ? and help the students to answer： Its meters/kilometers/cm big/high/long.2. Look these photos and practice the dialogue：e.g. A：How high is Qomolangma?B：Its 8，844 meters high.Step 4 Listening1a, Match the facts you know.Practice in pairs using the information in 1a.Qomolangmaabout 9,600,000 square kilometers in sizeThe Sahara1,025 meters deepThe Caspian Sea6,671 kilometers longThe Nile8,844.43 meters highThen explain the following language points：8，844 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 meters wide.Step 5 Listening 1. 1b, Listen and complete the sentences.2. 2a, Listen and number the facts(1- 4) in the order you hear them.2b, Listen again and fill in the blanks in 2a with the numbers in the box.Keys；6,300 5,000 5,464 300Step 6 Practice 1c, Make conversations in pairs and then let some pairs read their dialogues.Step 7 2d2d, Read the conversation and answer the questions：1. Which is the biggest man-made objects in the world？2. Which is the most famous part of the Ming Great Wall?Step 8 Language points and summaryLet the students read the conversation again and then help them deal with the difficult language points.1. Fell free to ask me anything on todays Great Wall tour. 在今天的长城游中，大家尽管问我任何问题，不要拘束。feel free是英语口语中一个常用表达。若有人让你feel free to do something，就是让你无需拘束，只管按照自己的意愿去做某事。e.g. A：Can I use your bathroom? 我可以用一下你的卫生间吗？B：Yes，feel free. 可以，请随意。2. As far as I know，there is no man-made objects as big as this. 据我所知，再没有像它这样大的人造物体了。as far as I know是一个固定的表达方式，还可以说so far as I know，意思是“据我所知”。e.g. As far as I know，Jacks got twin sisters.就我所知，杰克有一对孪生姐妹。Theyre not coming today，so far as I know.他们今天不来了就我所知是这样的。 Then let them read the conversation again .Step 9 Homework To memorize the important phrases and se