Unit 4 Space Exploration Period 4 Reading for Writing（50张PPT）+教案

中小学教育资源及组卷应用平台 新人教版（2019）英语必修三 Unit 4 Period 4 Reading for Writing教学设计 课题 Period 4 Reading for Writing 单元 Unit 4 Space Exploration 学科 English 教材分析 During this period, the class will focus on reading for thinking.Students are expected to get the skill to write an argument.The teachers would inspire students to master some writing skills. 教学目标与核心素养 Learn and master the key words and phrases.Train the students’ ability to write an argument essay.Enable the students know about the step to write an argument.Encourage students to know more about the benefits of space exploration. 重点 Master the usage of key words and phrases.Improve the students’ ability to write. 难点 Let students master how to write an argument. 教学过程 教学环节 教师活动 学生活动 设计意图 Daily routine Step 1 Warm upT greets the whole class as usual. Activate Ss and remind them to concentrate. Step 2 Preview checkT asks Ss the meaning of words, phrases and knowledge points learnt last lesson. Students answer the questions loudly together. Check the teaching situation of last lesson quickly.Help Ss consolidate the knowledge points. Lead-in Step 3 Why do we care about water on Mars Mars is a cold, bleak wasteland, with very thin air that we Earthlings could never breathe. However, many of the pictures our telescopes, orbiters, and rovers have sent back show signs that liquid water might have been on the surface of Mars long ago. Also, we can see ice caps at the north and south poles.All these signs of water are very exciting. Why Because on Earth, almost everywhere there is water, there is life. Whether the water is boiling hot or frozen, some sort of creature seems to thrive in it. Is it the same on other planets If water once flowed on Mars, did life once thrive there too Or, maybe there is still water on Mars, only it has gone underground. Could there be tiny life forms—like bacteria—on Mars even now NASA's Mars Exploration Program is about "Following the Water." Even if we do not find life on Mars, if there is water, perhaps someday Mars could be inhabited by us!Why do we want to find life on Mars keys:find out if life ever existed on Mars.learn about the climate on Mars.learn about the geology on Mars.Prepare for humans to go to Mars.We have known a lot about the reasons we explore the universe, but have you ever thought that it is a waste After getting the information and the meaning of the new words, answer the questions. Use pictures to catch Ss’ attention.Expand their horizons and spark their interest. Step 4 New wordsT explain the meaning of the new words, and ask Ss to translate the meaning of the whole sentence.We directed radio waves around the globe.If you do not see people you love for more than a year then you definitely do not want to argue with them.The lesson of these experiments is not that people are shortsighted or shallow but that their preferences aren't consistent over time.The chameleon's skin replicates t ... ...