八上Unit7Period2教案.doc

八年级 英语 导学案 执 笔 执 笔郭传祥执 笔执 笔 授课人授课人授课人授课人【课 题】Unit 7 Will people have robots?Period 2 Section A 2a2c教师复备栏或学生笔记栏【学习目标】1.熟练掌握词汇：will, robot, everything, paper, use, fewer, less, pollution2. 熟练掌握以下句型：(1) There will be more pollution.(2) A: Will there be fewer trees? B: Yes, there will. /No, there wont.(3)Kids will study at home on computers.(4)People will live to be 200 years old.（5）Really？ I dont think so【学习重点难点】1. 学会运用there be句型的一般将来时和will 构成的一般将来时态对未来进行预测。2. 学会运用“more, fewer, less”比较多少。【学法指导】预习单词、短语-听后跟读-朗读-写作模仿【教学过程】【教学过程】一、 导入（启发探究 3分钟）新| 课 |标| 第 |一| 网1、请用there be句型描述我们的生活现状。例句：There is a lot of pollution.2、 一百年后，世界环境会有什么变化？人们的家居生活会是什么样的？发挥你的想象力，把它们用图画描绘出来。二、自学（自主探究 6分钟）拼读单词、记忆汉语、拼写单词paperpepr 纸 pollution plun 污染；污染物 predictionprdkn预测 future fjutr 未来 polluteplut 污染 environment nvarnmnt 环境planet plnt 行星 earthr n.地球；泥土 plant plnt 种植，植物 part prt 参加，部分peace pis和平 play a part 参与 三、交流（合作探究 10分钟）其他人对将来还有哪些预言？听2a录音，选出你所听到的单词。(听录音之前，首先浏览2a各句，明确其含义)(4) 听2b录音，选出你所听到的预言。(听录音之前，首先浏览2b各句，明确其含义。（5） 再听一遍录音，完成下面的对话。Woman: OK, now I want to hear everyones predictions about the future.Girl 1: Well, I think there will be _ _.Woman: More people? OK. What else?Boy 1: I predict that there will be _ _ _.Woman: I hope not!Girl 2: Well, I think there will be _ _. Woman: You do?Girl 2: Yes, people will use the subways more.Woman: Thats a great idea. Lets hear another prediction.Boy 2: There will be _ _.Woman: That will be good for the earth!Girl1: I think there will be _ _. I think cities will be really big and crowded.观察与思考：根据所填内容，请你来总结一下：(1) fewer译为_，是_的比较级，修饰_(复数/不可数) 名词。(2) less译为_，是_的比较级，修饰_ (复数/不可数)名词。(3) more译为_，是_或_的比较级，修饰_(复数/不可数)名词例5.At first, there is _ water in the cup, after drinking, there is _ water in the cup. A.few B.a few C.little D.a little例6. After the heavy rain, _ trees are dry. A. few B.a few C. little D. a little7. 模仿秀：跟读录音，注意模仿每个人进行预测时的语音语调。After listening1. Pairwork:借助2c的对话形式，结合2b内容，两人一组，练习对话。2. Pairwork: 借助2c的对话形式，结合自己对未来的预测，两人一组，试着做一组新对话。知识巩固 . 将下列句子译成英语。1. 明天的城市汽车会更少，地铁会更多。There _ _ _cars and _subways in the city.2. 城市的污染会更少，人口会更多。http:/w ww.xkb 1.comThere _ _ _ _ more people in the city tomorrow.4. 这位老人非常健康，他可以活到100多岁。The old man is very healthy, he can _ _ _ over 100 years old. 仿照例句改写句子。1. I feel sick today. (be better tomorrow) Ill be better tomorrow.2. Gina has six classes today.(have a lot of homework tonight)_3. Im tired now.(sleep later)_4. My parents need a new car. (buy one soon)_5. We cant leave right now. (leave a little later)_6. The weather is awful today. _四、总结（引深探究 15分钟）1. 我们用_时态对将来进行预测，其结构为_。当我们说“将会有”时，我们用_。2. 归纳形空词more、fewer和less的用法。单词汉意原型修饰更多的 many和much可数名词的复数或者不可数名词fewer更少的更少的little选择正确的词语填空。1. Tom has _ (few; fewer) Christmas cards than I.2. They believe that there will be _ (less; fewer) green trees in fifty years.3. He is ill and he can eat _ (more; less) food, so he gets quite weak.4. The _ (more; much) we get together, the _ (happy; happier) well be.5. David has _ (less; fewer) money than Anna has.3、The difference between “in” and “after”:“in+一段时间” 表示以现在的时间为起点，多久之后“after+一段时间” 表示以过去或将来某个时间为起点，将过多久Will people use money in 100 years?Ill come back in a week.He went to Shanghai yesterday. Hell come back after a week.五、练评（包含“考点链接” 应用探究 6分钟）We live in computer age (时代). People 1 scientists, teachers, writers and even students use computers to do all kinds of work. But more than 30 years ago, 2 couldnt do much. They were very big and expensive. Very 3 people were interested in them and knew how to use them. Today computers are smaller and 4 . But they can do a lot of work, many people like to use them. Some people 5 have them at home. Computers become very important because they can work 6 than people and make fewer mistakes. Computers can 7 people do a lot of work. Writers now use computers to 8 . Teachers use them to help teaching. Students use them to 9 . Computers can also remember what you 10 them. Computers are very useful and helpful. They are our friends. Do you want to have a computer? 1. A. like B. as C. and D. with 2. A. students B. scientists C. teachers D. computers 3. A. few B. a few C. little D. a little 4. A. cheap B. cheaper C. more expensive D. expensive 5. A. even B. still