英语人教版八年级下册Unit7Whats the highest mounta.docx

Unit7Whats the highest mountain in the world(sectionA1a-2c) 教学设计Teaching contents:Unit7 Section A(1a1c)Teaching Key Aims:1. Ss should master some key phrases and key words.2. Review the comparatives and superlatives with adjectives and adverbs.3. Help Ss review the numbers, and Ss could say the large numbers.4. Ss could talk about and say geography in this part.Teaching Difficulties:1. Ss could freely say the large numbers by themselves.2. Ss can freely use the comparatives and superlatives to express their ideas.3. Ss can freely use the key points of this part to say the geography and the natureTeaching key words:square meter deep desert hundred thousand Caspian Sahara Qomolangma Teaching Aids: PPTTeaching procedures:T shows the Teaching Key Points of this lesson.教学目标：1.掌握本节课的重点词汇。2.学会较大数字的表达；学会用不同句式表达比较级和最高级。3. 学习如何用含有大数字的度量结构表达“自然地理之最”Step1: Play a game to review the numbers T shows some numbers on the PPT and Ss say the numbers by themselves.Step2:Lets learn to read the large numbers. 1,025 6,671 8844.43 9,600,000Step3: Presentation T leads the Ss to express these four places with large numbers and the superlatives 1.Qomolangma is the highest mountain in the world, Its 8844.43 meters high (picture)2.The Caspian Sea is the deepest salt lake in the world. Its 1025 meters deep (picture)3. The Nile is the longest river in the world. Its 6671 kilometers long. (watch a video to know something about the Nile)4. The Sahara is the biggest desert in the world. Its about 9,600,000 square kilometers in sizestep 4: 1b Listen and complete the sentences.step 5 : Pair work: (T gives Ss 3 minis to practice.)T shows the different geography (mountain, river, salt lake and desert) by using the adjectives (high, long, deep and big) to Ss.A: What is _mountain in the world?B: Qomolangma.A: _is it ? B: Its 8,844.43 meters high. Its _ than_ mountain T uses more pictures to show the details of these four.Step6: Play a video enjoy the beauty of our great country and talk about it 1.China is a beautiful country with a long history. Its one of the oldest countries in the world 2. The Yangtze River is the first longest river in Asia. Its the third longest river in the world 3.The Yelllow River is the second longest river in China.Step7:Listening Practice 2a Listen and number the facts(1- 4) in the order you hear them. (T gives Ss 8minutes to practice the conversation in two or four.)Step8: Group work: Writing :Lets d