九年级英语上册 Unit 4 Topic 3 China is the third nation that sent a person into space教案 （新版）仁爱版

Unit 4 Topic 3教材分析 本课是仁爱英语九年级上册的Unit4 Topic 3 Section 部分。CSection C中1a，通过问题“What do you know about Mars？、What does it look like？”引出本话题的主题“Mars”，进而对火星进行了简单的介绍。1b是通过阅读1a，对所获得的火星的信息进行整理和写作训练（如火星的直径、颜色、形状、气候、重力、离太阳的距离），1c是对1a所获得信息的拓展，2则是听力阅读练习，是对1a所学知识的巩固练习。3是写作训练，让学生通过在1a所获得的火星信息，发挥自己的想象力，写一段文章想象一下在火星上的生活。教学目标. Teaching aims and demands 教学目标1. Learn a new words: storm、gravity2. Learn some useful sentences:(1) Its diameter is 53% as wide as that of the earth.(2) It has been two days since we landed on Mars.(3) It is six weeks since we had a proper shower.3. Learn something more about Mars.II、情感态度：培养学生热爱科学、积极探索的学习态度及与别人的合作精神。 III教学重点和难点 重点：掌握新单词的基础上了解课文大意。 难点：继续学习含有情态动词的被动语态。 教学过程 Step 1 Review and lead inT: What are you going to be when you grow up, S1?S1: Id like to be a teacher.T: Good job! What about you, S2?S2: I want to be an astronaut. I can travel to space by spaceship and discover something new about space.T: What a great dream! Our country has launched three manned spaceships. In 2020, we sent up our countrys first lunar probe. In the future, the astronauts fromChinawill fly to Mars to explore it. They will discover something new about it. Do you know anything about Mars?Ss: No.T: OK, lets learn it from Section C.(教学理念：通过师生共同谈论理想，并探讨火星等太空知识，导入新课。)Step 2 Presentation1.Show the pictures and teach the new words : solar Roman DiameterT: During spring and summer, strong storms can cover the whole surface of Mars. The gravity on its surface is about 40% as strong as it is on earth. storm，gravity了T: Do you want to know something more about Mars?Ss: Yes.T: OK, read 1ato grasp the main idea of the text.and answer the questions:(1) What does Mars look like?(2) How far is Mars from the sun?(3) Whats the temperature on Mars?2. Read the text again and finished 1b、1cand find out the important language points.(教学理念：分别设置略读和阅读任务，让学生带着问题看1a，提高学生的阅读能力。)Step 3 Consolidation(出示幻灯片，完成对火星的介绍，巩固1a内容。最后核对答案。)Mars, the planet of the solar system, goes around the sun at a of about 228 million kilometers. Its is 53% as wide as that of the earth. It looks like a and ball. Its very beautiful. But during and , strong can cover the whole of Mars. The gravity on the surface of it is about as as it is on earth.(教学理念：通过复述巩固1A的内容，加深学生对火星的了解和口语复述能力)Step 4 Practice 1. (让学生听2的录音，然后回答问题。)T: In dialog1a, Kangkang wants to be an astronaut when he grows up. He wants to do some research in space. Here is an e-mail from Mars. Lets listen to the tape, then answer the following questions on the small blackboard:(1) Who is this e-mail from and to?(2) How long did it take them to get there?(3) Did everything go well during the journey?2.completed e-mail and pick out the difficult points.Difficult senctences:!.It has been two days since we landed on Mars.2. It is six weeks since we had a proper shower.（教学理念：通过听力训练和填空，提高学生的听力能力和对文章的理解能力）Step 5 composition通过设计火星上的生活区，对1a的内容进行拓展应用，写一篇作文。1. (设计火星上的生活区。以图画的形式展示出来。)T: Boys and girls, if we can live on Mars, can you design a place where we live? Dont forget to add schools, shops, gardens, etc.You can discuss with your partner and arrange everything well, then you can exchange the pictures.2. Homework:Suppose you are an astronaut and have just come back from Mars. Please write a report about the living conditions in the spaceship and the information about Mars, including its color, shape, climate, distance from the sun（教学理念：通过学生自画的图片引导学生完成关于火星的文章，提高学生的写作能力。）板书设计:China is the third nation that sent