八年级英语上册 Unit 2 How often do you exercise Section B（2a-2e）教案 （新版）人教新目标版-（新版）人教新目标版初中八年级上册英语教案.doc

Section B (2a2e) 1重点单词：percent，online，television，through，although，mind，body，such，together，die，writer2重点短语：in their free time，one to three times，go online，three or four times a week，the answers to our questions，such as3重点句式：Last month we asked our students about their free time activities.Fortyfive percent exercise four to six times a week.And twenty percent do not exercise at all.Although many students like to watch sports，game shows are the most popular.Its good to relax by using the Internet or watching game shows，but we think the best way to relax is through exercise.Old habits die hard.1重点短语和句型2会用表示频率的词组来描述做事情的频率1重点短语和句型2会用表示频率的词组来描述做事情的频率一、预习课本P1314新单词并背诵，完成下面的汉译英。1百分之_2.在线的_3电视节目_ 4.尽管_5凭借_ 6.头脑_7身体_ 8.这样的_9在一起_ 10.消失_11作家_二、认真预习2a2e，找出下列短语和句型。1在他们的空闲时间_2一到三次_3上网_4一周三次或四次_5我们问题的答案_6例如_7上个月我向我们学生询问了他们闲暇时间的活动情况。_8百分之四十五的(学生)一周锻炼四到六次。_9百分之二十的(学生)从不锻炼。_10虽然许多学生喜欢看运动节目，但是游戏类节目是最受欢迎的。_11通过上网或者观看游戏类节目来放松是很好的，但是我们认为放松的最好的方式是通过锻炼。_12积习难改。_Step 1情景导入Teacher：Hello，everyone！What do you do in your free time？(Let some students tell the other students about their activities)We did a survey about what No.5 High School students do in their free time.Do you want to know the result of the student activity survey？Now lets learn together.环节说明：由学生闲暇时间的活动延伸本节课的学习内容，自然过渡，顺理成章。Step 2完成教材2a2c的任务1大声的朗读2a中的短语，然后根据你认为学生做这些事情的频率的高低来对这些活动进行排序。(3分钟)2认真阅读2b文章，然后完成14页上的圆形分格统计图表，完成后集体核对答案。(5分钟)3再认真阅读一遍短文，然后回答2c中的5个问题，完成后让几位学生分别回答问题，教师点拨。(5分钟)4再次细心阅读短文，理解每一句话的意思，小组合作解决遇到的疑难问题。(5分钟)5教师点拨短文中出现的重点和难点。(5分钟)6熟读短文，识记背诵知识要点。(5分钟)7小结训练。(3分钟)(A)1.I often use the Internet _ my free time.AinBatConDfor(C)2.My mother often asks me _ my study.Aon Bat Cabout Cwith(B)3.We are _ at the good news.Asurprise BsurprisedCsurprising Dsurprises(B)4.Do you know where the key _ the lock is?Aof Bto Cat Cfor(B)5._ it rained heavily yesterday，_ he still was the first one to get to school.AAlthough，but BAlthough，/C/，/ DBut，/(D)6.I learn English by _ the tape.Alisten to BlisteningCto learn Dlistening to(D)7.My sister spends two hours _ books every day.Aread Breads Cto read Dreading环节说明：通过本环节的学习不仅锻炼了学生的阅读能力，而且通过小结训练让学生对重要知识点进行了巩固练习。Step 3完成教材2d2e的任务1再次认真阅读短文，根据短文内容和圆形分格统计图表用百分比和频率副词always，usually或者sometimes仿照2d中例句的形式来写句子。完成后小组内核对答案，教师邀请几位学生到黑板上书写答案。(5分钟)2以小组为单位，每人轮流从2e左边方框中选择其中的一项课余活动，利用How often do you.句型向小组内其他成员提问，把询问的结果制成圆形分格统计图表展示给全班同学。(5分钟)Step 4问题探究1surprised的用法1)我们对这个消息感到很意外。We_are_surprised_at_the_news.2)我在这里见到你很意外。I_am_very_surprised_to_meet_you_here.surprised意为“惊奇的，意外的”，是形容词，经常用到的句型为：be_surprised_at.(对感到惊奇)，后面可以跟somebody，something或doing something；be_surprised_to_do_sth.(做某事感到惊讶)；还有句型be surprised that从句。()2.China has many big cities，_ Beijing，Shanghai，Shenzhen and so on.Asuch for BasCsuch as Dless than答案选择C，such as常用来列举同类人或物中的几个例子，不能穷尽，可与and so on连用。()3.Its boring to watch TV.I dont like it _.Aat least Bat mostCat all Dat last答案选择C，根据句意可知看电视很无聊，我一点都不喜欢它。not.at all 意为“根本不，一点也不”。()4.Do you know the answer _ the question?Aof Bat Cfor Dto答案选择D，这是个固定用语，“回答”与“问题”是对应关系，要用介词to。()5.I like listening to the music，but I can not spend much time _ it.Aat Bin Con Dto答案选择C，spend意为“花费”，其考查句型为：spend some time on sth./in doing sth.某人花费时间在某事上(做某事)。()6.The old man makes a living by vegetables.Asells Bsell Cto sell Dselling答案选择D，by意为“通过”，是介词，其后要跟动名词。()7.The best way _ English is using it.Alearn Bto learnClearning Dlearns答案选择B，the best way to do sth.做某事最好的方法，动词不定式作后置定语。请学生们做前面课时训练部分。