初中英语八年级下册《Unit6HowlonghaveyoubeencollectingshellsSectionA1a-4》

1、新目标人教版中学英语八年级下册unit 6 how long haveyou been collecting shells. section a 1a-4一、教学目标1. 学问目标教学设计（ 1）短语： a pair of skates; several skaters; skating marathon; raise money for charity句型： -how long did you skate.-i skated for two hours.-how long have you been skating.-i have been skating for five hours.（

2、2）重点：现在完成进行时难点：明白一般过去式与现在完成进行时区分；明白for 与 since 用法区分2. 才能目标 : 运用现在完成进行时谈论自己做某事多久了；3. 情感目标 : 喜爱运动；助人为乐；二、教学设计1. warming-up课前热身a song: way back into love设计意图 ：通过观赏歌曲使同学对现在完成进行时的“外貌”有所明白，同时营造轻松开心的课堂氛围；学唱歌曲和手语表演激发同学的学习爱好；2. leading-in导入t: it s spring now. and today is a warm and sunny day. do you want to

3、 play sports after class.设计意图 ：以运动为话题导入新课学习；3. presentation 出现（ 1） present new words借助图片学习新单词和短语：a pair of skates； skater； skating marathon（ 2） present new sentence structures由我的滑冰经受引显现在完成进行时：i have been skating for 2 years/ since i was 26 years old.之后通过对话练习的机械操练让同学熟识现在完成进行时的运用；4. practice 练习（ 1） li

4、ve report现场报道 1 reading （只截取课本46 页 3a 的前四句，并把这部分作为阅读材料进行阅读训练；）过渡 ： t: alisonand her classmates also likeskating. they are having a skatingmarathon in their school.先带领同学观看图片回答几个问题，然后让同学听现场报道的开头并填空，之后让同学自读并回答两个细节问题； 2 listening 1b过渡： t: look at this part. this is sam. this is celia. are they still ska

5、ting now.听 sam 和 celia 滑了多久；过渡： t: look at this part. this is alison. this is victor. are they still skating now.听 alison 和 victor 滑了多久；设计意图： 依据时态将听力分为两部分，有助于同学明白两种时态的区分； 3 pairwork 1c设计意图： 对话练习巩固了两种时态的学习，为复述打下基础； 4 live report（将课本3a 前半部分与听力材料1b 组合输出为一篇全新的3a ； ）设计意图： 将课本 46 页 3a 进行取舍并与1b 听力材料进行合并输出为

6、一篇新的 3a，这是本课整合理念的最重要表达；以故事接龙的形式复述滑冰马拉松的现场报道，提高同学的参加度及参加热忱；设计特点： 由于 1b 依据时态划分后，所以这里的输出仍旧表达出两种时态的不同；使同学更简单比较并接受一般过去时和现在完成进行时的本质区分；（ 2） winner s interview 冠军专访 1 listening 2a过渡： t: who s the winner. .the winner is alison. the reporter is asking her some questions. now listen and check the questions you

7、 hear.、 2 listening 2b过渡： t: nowlistenagain and match the questions withanswers. before listening, let s make a guess.设计意图： 听前猜测答案，听后核对答案，增强同学学习信心；5. production 输出 冠军专题报道（将 3a 中“ alison was the first one to start. ” 融入输出中，丰富素材； ）设计步骤：第一 ，抛出“ suppose you are a reporter and write a news report about a

8、lison. ”的要求；引导同学将听力的问句和回答组成1、3、4、6 四个句子；第2 句通过让同学运算alison 募捐的钱数而生成；第5 句通过整合听力材料的结尾得到；通过三种方式整合出报道需要的6句话；然后 ，让同学用刚输出的句子补全“alison the skating marathon winner ”这篇冠军专题报道；之后 ，让同学交换学案相互检查；然后让同学自告奋勇起来读出整篇并让大家纠错；最终 ，将短文齐读一遍终止；6. summary总结总结本节课所学的短语和句型；7. the end. 结语t: i play sports. i am healthy. i am happy.

9、 i help others. i am happier.8. homework布置作业1. improve your report and write it into a short passage.2. read after the tape for at least 10 minutes.3. preview the next period.八下 unit 6 how long have you been collecting shells.学案1. 1bhow long did they skate.whohow longsami skated for hours. celiai sk

10、ated for hours.whohow longalisoni have been skating for hours.victori have been skating for hours. they been skating.2. 第一步：做2a听问题；在听到的问题前面打对号；其次步：做2b把答案和问题连线；questionsanswers 1. how long did you skate today.how long have 2. how long have you been skating today. 3. was this your first skating marath

11、on. 4. do you skate every day. 5. when did you get your first pair of skates. 6. how long have you been skating.a. no, i asked in a marathon last year.b. yes, i do.c. for six hours.d. since i was seven years old.3写作：冠军专题报道alison-the skating marathon winneralison is the skating marathon winner. she w

12、as the first one to start.1. she .2. she raised yuan for charity.3. this .4. she . 5. she got her first pair of on her 7 th birthday. 6. she . she is so great. i m happy for her.八下 unit 6 how long have you been collecting shells.学案3. 1bhow long did they skate.whohow longsami skated for hours. celiai

13、 skated for hours.whohow longalisoni have been skating for hours. victori have been skating for hours.how long have they been skating.4. 第一步：做2a听问题；在听到的问题前面打对号；其次步：做2b把答案和问题连线；questionsanswers 1. how long did you skate today. 2. how long have you been skating today. 3. was this your first skating marathon. 4. do you skate every day. 5. when did you get your first pair of skates. 6. how long have you been skating.a. no, i asked in a marathon last year.b. yes, i do.c. for six hours.d. since i was seven years old.3写作：冠军专题报道alison-the skating marathon winnerali