英语人教版九年级全册13wearetryingtosavetheearth.docx

Unit 13Were trying to save the earth!Period 4Section B 2a-2e【课型】 阅读课学习目标1.能掌握重点词汇(gate,bottle,president,work,metal);认读词汇(upside,inspiration,iron,creativity);词组(throw away,put sth. to good use,pull down,bring back)等。2.能读懂文章,并从文中获取详细信息,完成阅读任务。3.能够理解Rethink,Reuse,Recycle!的环保理念,并落实到积极的行动之中。4.能够根据词根找出衍生出的不同词汇,并理解前缀和后缀的不同用法。学习过程【自主学习】1.请在课前会拼读并熟记下面的单词和词组:gate,bottle,president,work,metal,throw away,put sth.to good use,pull down,bring back。认读以下词汇:upside,inspiration,iron,creativity。2.请在课前利用日常生活中可回收材料思考和DIY。【新课导入】Do you like drinks?How do you deal with the bottles and cans?【新知呈现】Look at the pictures.What are they?What are they made of?【新知学习】Read the whole article and fill in the chart.NamesWhat did they make?What materials did they use?【拓展提升】词缀学习1.re-是最常用的前缀之一。它可以加在名词或动词前面,构成新的名词或动词。re-表示以下三方面的意义: (1)表示“回”或“向后”的意思。例如:return回来,recall回忆,召回,retract缩回,取回(2)表示“再”“重新”“重复”的意思。例如:rethink再思考,reuse再运用,restart重新开始,recycle再利用(3)表示“相反”“反对”的意思。例如:rebel反叛,谋反,reverse反转,颠倒,resist反抗,抵抗2. un-前缀,常加在形容词、副词、分词、动词和名词之前。第一,表示否定意义;第二,表示相反的动作。例如:uneconomic不经济的,uncomfortable不舒服的,unending无尽的,unfortunate不幸的,unusual不平常的,unkind不仁慈的,unbind解开,释放,uncover揭开的盖子,unearth由地下掘出,unbutton 解开纽扣 3.-ive是形容词后缀,一般表示有的例如:create+-ive=creative 4.形容词加 ly变副词例如:recent +-ly=recently5.后缀-tion附在动词后面构成名词 例如:suggestsuggestion6.有些以t结尾的形容词变名词,t变为ce。 例如:importantimportance,differentdifference7.有些名词+al 变成形容词例如:environmentenvironmental 【跟踪训练】请给下列单词加上前缀或后缀。词根1(加前缀):agree,happy,polite,possible,honest,friendly词根2(加后缀):care,help,home,use,hope,friend,neighbor【课堂练习】完成句子1.我能用那些布料做背包。I can backpacks the cloth.2.他的旧居去年被拆除了。The house he lived in before last year.3.琳达在历史比赛中获奖了。Linda in the history competition.4.我从没有听说过这种产品。Ive this kind of product.5.那个展览是想让人们知道环境保护的重要性。The show wants to make people know the .6.不仅废纸,而且易拉罐都可以被循环再利用。Not only waste paper but also cans can .7.那些旧书应该被好好利用。Those old books should .课堂小结先自主学习,再以四人一组形式展开讨论:1.本节课学习了哪些内容?2.对本节课还有哪些疑问?自我反思1.我的收获:Words and expressions:Sentences:2.学习本节课后,我能用英语进行3.我的易错点:参考答案【跟踪训练】disagree;unhappy;impolite;impossible;dishonest;unfriendlycareful/careless;helpful/helpless;homeless;useful/useless;hopeful/hopeless;friendly;neighborhood.【课堂练习】1.make;out of2.was