Module3Unit2Wehaven`tfoundlifeonanyotherplanetsyet教学设计3

1、第二课时教学设计Unit 2 We have n't found lifeon other pla nets yet.教材分析本单元为读写课，文章内容为介绍太空的基本知识和人类对太空所 付出的努力，同时也提出了困惑：地球之外是否还存在其他生命？ 本课文能够帮助学生充分理解现在完成时的语境。教师在引导学生 形成对课文中现在完成时语句的深刻印象时，还应强化课文作为特 定语篇的图式功能。课时教学目标To read and find out information from simple texts and choose the best titleTo un dersta nd the di

2、ffere nces betwee n the Prese nt Perfect and the Prese nt SimpleTo write a passage to describe a picture教学重点与难点1 .教学重点(1 )重点词汇 ：group, light, impossible, take, out, com muni cate, environment(2)重点句型：However, we have not found life on any other pla nets yet.Scie ntists have also discovered many other

3、 galaxies in the uni verse.None of them has an environment like that of the earth.Why has no one com mun icated with us?2 .教学难点(1) 在语境中理解现在完成时和一般过去时的区别(2) 理解并能根据提示复述课文教学辅助点读笔，OHP, video , cards教学方法task-based approach, PWP, situati onal teachi ng教学内容教学活动设计意图教师活动学生活动Step 11. Play a game通过动手操作的游戏Revisi

4、 on & lead-i nHand out some cards (each card has a word活动，将较难掌握的天conn ected to the pla nets in the solar system)体名称以生动有趣的the n ask them to put the形式呈现给学生，可以Sun and the eight pla nets at the right活跃课堂气氛，提高学place. The best group with get some prize.生的兴趣，同时检查了2. Ask stude nts to work in groups to学生

5、的预习情况。discuss the questio n:通过问题的讨论，为后Have we found life on other seve n面的文章学习做好了pla nets yet? If not, why?相关知识的储备，使得The n lead to this less on: Unit 2 We学生学起来更轻松愉haven ' found life on other planets yet.快。Step 2: Pre-read ing1. Vocabulary借助图片学习新词汇，Look at some pictures and review the new形象直观，避免了

6、枯燥vocabulary无味。为学生理解阅读2. Free-talk材料做好词汇铺垫。Watch a video about Chang ' e III landing on观看视频并讨论，减少the moon, the n ask Ss work in groups to talk阅读障碍。about Chin ese spaceships. (Activity 1)Step 3:1. Skimming (Activity 2)训练学生对文早的整While- read ingSs skim the passage and try to find the体理解能力。要求学生(Activ

7、iti es 2 & 3best title of the passage.说明选择的依据，目的)(First, Ss choose the title in dividually,是帮助学生分析细节the n discuss it with their part ners and try to与整体的差别，关注学expla in the reas on s.)生阅读策略的培养。2. Scanning (Activity 3)训练学生对文章细节Ss sca n the passage and try to check the的理解与判断，要求学true sentences in Act

8、ivity 3.生能独立思考，完成练Ask Ss to correct or give reas on why it is习，总结阅读技巧与规false.3. Detailed readingRead Para.1 and an swer:1). How long has there been life on the律。分段进行细节阅读，有利于学生对文早的透彻理解，在解决问题的earth?同时，解决了语言点上2). Have we found life on any other pla nets的困惑，在具体语境中yet?也更好地理解现在完Read Para.2 and an swer:成时和

9、般过去时的1). How many pla nets go around the sun?用法区别。设计这些问2). What is called the solar system?题是为了帮助学生提What is it?高学习的主动性，学会3). Why don ' t scientists think they自主学习1的方法，逐渐on the other pla nets?形成比较完善的阅读Read Para.3 and an swer:学习策略，以抢答积分1). What have scie ntists discovered?的形式可以提高学生2). Why is it im

10、possible to imagine how large the universe is?Read Para.4 and an swer:1) . Why have scie ntists sent spaceships tothe pla net Mars?2) .Has any spaceship travelled to reach other stars in our Galaxy?的上进心和竞争意识。Step 4:1. Watch and listen听看动画，使学生对文Post-read ing2. Complete the passage in章有个形象的整体把(Activit

11、y 4 )Activity 4.握，为后面的看图复述3. Retellcompetition - Memory做准备。challe nge通过完成Activity 4First read the paragraph, then try的短文填空，不仅考察to retell the passage by look ing了学生对词汇的掌握，at the concerning pictures and some hi nts conn ected to key words and phrases.The winner will get a prize.还形成了对文章主旨大意的把握。以比赛的形式来复

12、述 课文，检查学生对文章 的理解和运用，并增强 竞争意识。Step 5:Show students a cartoon picture,先进行句子写作为后Writinglet面的语篇写作作好准(Activities5 &Ss an swer the questi onsin备，这种递进的过程式6)Activity 5 first,and写作方式可以降低写the n use thean swers to作的难度，增强学生的describe the picture orally.写作信心。和强化。Step 6With the help of blackboard deign, let学生总结，老师点拨，SummarizeSs talk about what they lear ned in培养学生归纳总结的this less on, the teacher give能力。n ecessary suppleme nts and emphasis.Classroom激励性评价，发展性评价，过程性评价和Assessme nt小组互评家庭作业：1.Read the passage flue ntly2.Write a passage to finish A63.Search for in formati on about then ames of