八年级第二学期教案
课题: Unit1 Past and present第三课时 Reading II
备课时间: 授课时间: 教学目标
1了解北京阳光镇的变化情况。
2学会对比某地过去和现在的情况，并描述发生的变化。 3了解采访城市变化时用到的问题种类。 教学内容 四会内容
词汇：Southern till married wife over cinema turn factory waste
pollute realize reduce open lonely throw husband interview
词组：get married a lot over the years turn into used to take action reduce the pollution in some ways open space feel a bit lonely from time to time throw away
句型：
I moved here with my family when 1 was two years old and have lived here since then．
We lived together till 1965，when I got married． The factory used to dump its waste into the river．
Later, the government realized it was a very serious problem and took action to reduce the pollution． It’s nice to have open space and pretty gardens． 三会内容：
词汇：dump poison especially
重点讲解: 精读课文，指导学生理解带现在完成时的句子。 难点突破: 比较现在完成时与一般过去时的区别。 Step I阅读
1提问：What’s the main idea of this interview?让学生带着问题听录音并回答。 播放录音，学生带问题听。
2让学生自己阅读全文，完成课本第10页C1部分的判断正误练习。全班一起核对答案，要求学生在课文中找出正确答案所在的行数。
3学生阅读课文第一部分内容(第1—9行)，并回答问题： (1)How long has Mr Chen lived in Sunshine Town?
(Since he moved there with his family when he was two years old．)
(2)How many times did he move house? When?
(Twice．In 1 965 when he got married and last year when his children bought them a new flat．) 学生阅读课文第二部分内容(第10-31行)，完成以下表格。 In the past At present Many people have moved People living in the 30，000 people lived in Sunshine Town．out to other areas． town What we had／have Some small restaurants，shops，market A park，a large shopping in the town Water pollution stalls，a small post office and an old mall and a theatre． cinema． (The water pollution was terrible．The The river is much cleaner． shoe factory dumped waste into the river． 5学生集体朗读全文，完成课本第11页C2部分练习。
5
八年级第二学期教案
6将全班学生分成两组，分角色朗读C2部分的对话。
7用多媒体或投影仪呈现课文概要，让学生完成填空。 Mr Chen lives in Sunshine Town．After he got ， he and his wife to a new house．Last year, they moved again when their children them a new flat．In the past there were small shops and market stalls in the town．Now the place has a lot．The town centre is now a park．Many of Mr Chen’s old friends have to other areas．Sometimes，they come back and go to the new park to play and Chinese with Mr Chen，but they do not often see each other．Mr Chen feels from time to time． (married；moved；bought；restaurants；changed；moved；cards；chess；lonely)
Step II活动
1学生开展两人小组活动，编对话谈论所在城市的变化。一个学生扮演土生土长的当地人，对当地的变化很熟悉；另一个学生扮演当地电视台的记者，想采访了解城市的变化情况。
2请二至三对学生表演对话。
StepIII练习
1学生完成课本第11页D部分的练习，然后与各自的同伴比较完成的句子。全班齐读完成后的句子。 2讲解课文中重要的词汇和短语。
Step IV游戏
将全班学生分成四至六人一组。请一组学生离开教室几分钟或闭上眼睛，让其他学生做一些变动，比如：请两个学生调换一下座位，让一个戴眼镜的学生把眼镜摘下来，把黑板上的字擦掉等等。然后让该组学生回到教室或睁开眼睛。要求他们描述看到的所有变化。再请下一组离开教室，再做一些别的变动。准确找出变动最多的那个组．为获胜组。
Step V家庭作业
1记忆有关词汇、词组和句型。 2熟读课文。
3《练习与测试》第三课时
教学反思：
6
八年级第二学期教案
课题: Unit1 Past and present第四课时Vocabulary
备课时间: 授课时间: 教学目标
1理解反义词。
2掌握基本的形容词反义前缀。
3在语境中使用恰当的形容词表达肯定和否定的意思。 教学内容 四会内容
词汇：unhealthy unlucky unpleasant 三会内容
词汇：opposite
重点讲解: 介绍加前缀构成反义词的方法。
难点突破: 指导学生找出加前缀构成反义的规律。 教学准备
1多媒体或投影仪 2教学卡片 教学步骤 Step I复习
1根据Reading部分的内容进行提问，帮助学生用学过的内容回答。 (1)How long has Mr Chen lived in Sunshine Town?(He has lived in Sunshine Town since he moved there with his family when he was two years old．) (2)When did he move house?(In 1965 and last yea r．)
(3)What did people have in the town in the past?(They had small restaurants， shops，market stalls，a small post office and an old cinema．) (4)What has the centre of town become?(A park．)
(5)Can you say something about the pollution of Sunshine River?(The pollution was terrible in the past．Later, the government took action to reduce the pollution．Now the river is much cleaner．) 2组织学生讨论：
Do you think people’s lives are better now? Why do you think so? 鼓励学生大胆说出自己的想法。
Step II呈现
1从课文复习导入新课，用多媒体呈现下列内容。
Sunshine Town has changed into a new place．In the past，it was difficult for people to travel because there were not many kinds of transport．Now, it is easy to go from one place to another．However, Mr Chen is not very happy．Sometimes he feels sad because he cannot see his old friends very often．Many of them have moved to other areas．
2让学生从上述陈述中找出反义词：o1d-new、difficult-easy、happy-sad。
3教师鼓励学生说出自己学过的反义词。
4用多媒体展示一些学过的形容词：big、cheap、fast、good、hot、cool、long、fat等，让学生说出其反义词。 5要求学生看课本第12页表格中的单词，并检查他们是否理解，为学生提供他们不太熟悉的单词的定义或描述性文字。
6鼓励学生根据表格左右栏的变化，找出形容词反义词的规律。
7
八年级第二学期教案
7教师帮助学生总结出形容词的反义前缀：im-、in-、un-、dis-. 8学生大声朗读表格中的单词。 Step III练习
1用多媒体呈现下列形容词，要求学生写出其反义词。 happy helpful patient kind comfortable easy necessary friendly welcome possible expensive soft (unhappy／sad；unhelpful；impatient；unkind； uncomfortable；difficult；unnecessary; unfriendly； unwelcome；impossible；cheap；hard)
2学生完成课本第12页的练习。告诉他们，他们需要的所有单词均能在电子文栏上方的表格里找到。 3全班核对答案，学生大声朗读修改过的短文。
Step IV活动
1学生四人一组，从课本第12页的形容词及其反义词中任选四对编故事。 2请二至三组学生在全班同学面前讲故事。 Step V游戏
教师事先准备好一些卡片，每张写有一个形容词，大部分的形容词互为反义词。其余几张卡片则不是。将卡片每人一张发给学生。请一个学生读自己卡片上的词，手上拿着该词反义词卡片的学生就站起来读出反义词。依次类推，最后找不到反词卡的学生到黑板上写出卡片上单词的反义词。 Step VI家庭作业
1记忆本课所学的词汇。 2完成《练习与测试》第四课时 3写出下列形容词的反义词。
first noisy rich like difficult bad correct important
(1ast；quiet；poor；unlike；easy；good；incorrect；unimportant)
教学反思：
8
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