1、八年级 Unit2 How often do you exercise?第一课时： New words and phrases Teaching and Learning Goals：Learning Goals1. 能争取使用下列词汇(Curriculum words)housework, Interne, program, swing, coffee, health,result, percent, television, mind, body, writer, dentist, online, such, hardly, ever, once, twice, maybe, least,
2、together, however, almost, less, although, than, through2. 能争取使用下列常用短语（Useful expressions）hardly ever, swing dance, at least, junk food, such as, more than, less than3. 能认读下列词汇(non-curriculum words)junkTeaching and learning steps Step 1: Learn to read the words on P1221. Students manage to read the
3、words using the phonetics by themselves and mark the difficult words. 2. Especially Read the difficult words in groups.3. Get one or two middle-level students to read all the words. Ask the good students to correct the wrong pronunciations. If necessary, the teacher corrects them.4. Read after the t
4、ape.5.Read aloud and the teacher walks around to see whether students have any questions. (设计意图：该步骤能有效培养学生个人识读单词的学习习惯；能培养学生自主、探究和合作学习的能力。首先学生自己根据音标识读单词，并标出识读时有困难的单词。接着两人一组或以小组为单位解决遇到的困难。然后找同学读单词，请好学生先纠正，还有问题，教师再更正。最后让学生跟录音读。 该环节只会读即可。)一、 Remember the words by looking at the pictures.1. housework (家务
5、劳动)The students often help their teacher do the housework.2.program (节目)Are you interested in the new program?3.Internet(互联网 )The Internet has become part of everyday life.4.coffee(咖啡)I prefer tea to coffee. 5.junk food (垃圾食品 )We shouldnt eat too much junk food6.dentist(牙科医生 )You must see a dentist
6、at once.7.magazine(杂志，期刊)Time is a good magazine.8.television(电视节目，电视机)The children dont watch too much television.（设计意图：运用实物、图画、视频、简笔画和动作等创设语境，让学生直观地理解单词的意思，通过建立语境和语义之间的关系，促进理解、加深记忆.给 2 分钟记单词时间，展示图片让学生站起来抢答单词并拼写，第一名1 计入小组量化）二Remember the words by conversion(转换) 、complex words （合成）and derivative（派生）
7、1转换:Would you mind exercising with me? Exercise is healthy for the mind and the body.2合成:housework 家务劳动 house（房子）+ work（工作）online 在线的，联网的 on（在上的）+line （线）however 然而，不过 how（怎样）+ever（以前，曾经）maybe 大概，可能 may（可能，也许）+be（作助动词）3.派生：hardly 几乎不，几乎没有：hard + lyalthough 虽然，即使，尽管：al + thoughwriter 作家，作者： write + r
8、almost 几乎，差不多： al + most（设计意图：根据构词法(转换 、 合成、派生) 记忆单词的结构。这一方法可以降低学生记忆单词的难度，让学生更快，更好的记忆单词。 ）三、Remember the phase by matching itself with its meaning.1. hardly ever 摇摆舞2. at least 少于3. swing dance 几乎从不 4. such as 垃圾食品5. more than 至少，不少于，6. less than 多于7.junk food 摇摆舞（设计意图：语块记忆即关注词的搭配（collocations）是一种有效
9、的记忆短语的方式。由于本组词组比较难，让学生尽量去记忆，能说出并拼出的+2，只是说出不会拼的+1，单词的学习为理解下面的故事做铺垫）四Remember the words by their Chinese.1. 一次_ 2. 两次_ 3.结果_4.这样的，那样的_5. 没有一个，毫无_6. 比_（设计意图： 用汉语意思记单词，常常用来记抽象意义的单词。 ）Step 3: Consolidate the words and phrasesAsk the students to read the words and phrases and their Chinese. Cover the Engl
10、ish words and phrases, look at the Chinese and say the English for them. Write down the words they havent grasped.（设计意图：此环节为巩固单词。 这一环节有少部分的学生往往不达标，需要利用自习课或课余的时间让小组长跟踪检查，尽量能让全部学生顺利过关。 ）Step 4: Read the story and translate into Chinese1. Ask the students to read the story, and underline the new words.
11、2. Translate the story into Chinese in groups of three.Lucy studies in a high school. She has many good and bad habits. She can do better than most of her classmates. She likes milk, however, she hardly ever eats fruit. She likes coffee and chocolate very much. She never go online on weekdays, but s
12、he often use the Internet on weekends. She watches television less than twice a week. Her favorite program is I am a singer. She also likes swing dance. She usually helps with housework more than four times a week.One day she asked a magazine writer about how to keep in good health. The writer told
13、her to drink more milk and have less junk food such as chip and cola .The writer relaxes through exercise. It also is healthy for the mind and the body. The writer goes to see the dentist at least once a year.Although she has different ideas with the writer, she thinks maybe she must do as the write
14、r says. She thinks her bad habits will die.Lucy 在一所中学学习。她有很多好的和坏的习惯。她能比班上大多数的同学做的好。她喜欢牛奶，然而她几乎不吃水果。她非常喜欢咖啡和巧克力。在上学日子她从来都不上网。但是她经常周末使用互联网。她每周看电视少于两次。她最喜欢的节目时我是歌手 。她也非常喜欢摇摆舞。她通常每周帮助做家务四次以上。一天她为一位杂志的作家怎样保持身体健康。这位作家告诉她，多喝牛奶，少吃垃圾食品，例如薯片，可乐。这位作家还通过锻炼来放松。锻炼对头脑和身体是健康的。这位作家还每年至少去看一次牙医。尽管她和这位作家有不同的主意，但是她认为也许她
15、能做到这名作家说的。她想她的坏习惯将会消失的。（小组合作，翻译并理解短文,让学生在语境中接触、体验和理解语言, 让学生小组交流讨论，再点号翻译，简单的一起翻译过关。 ）Step 5 Mind map 思维树1. Get the students to read the mind map and fill in the mind map according to the article, they can discuss in groups. 2. Get the students to retell the article using the mind maps. 1.have les jun
16、k fod2.exercise everyday3.se the dentist at least once a year The writers habitsGod habits:1.like milk2.never go online on wekdays3.likeswing dance4.help with housework Bad habits: 1.hardly ever eat fruit 2.use the Internet on wekends 3.watch TVLucys habitsHabitsStep 6 当堂检测（一）词汇：按要求写出下列单词。 1. health
17、y（名词） _ 2. though （同义词） _ 3. little（最高级） _ 4. write(名词)_ 5. hard(副词) _ 6.little (比较级)_（二）汉译英：1.几乎从不_ 2.至少，不少于_3.一天一次_ 4.一周两次_5.一个月三到四次_ 6. 垃圾食品_7.喝牛奶_ 8.多于 _9.最受欢迎的_ 10.保持健康_（三）根据括号中的汉语意思写单词,并用其适当形式完成句子。1. There are many _(不同) between my brother and I.2. _(或许) he is playing soccer with his friends.3
18、. Our teacher told us about the _(结果) of the exam yesterday.4. My favorite TV _ (节目) is Animal Word .5.I got good grades this time, but I want to get _(更好的 ) grades next time.6. Tom _(几乎不) ever eats chocolates. 7. I like to surf the _(互联网) on Sunday. 8. I sleep _(大约) nine hours a night. 9.My father
19、plays basketball _(两次) a week.10. My grandpa is pretty healthy because he _(锻炼) every day.11. Dont eat too much _(垃圾食品). You are getting heavy.12.There are a lot of _(杂志) in our school library.13._(当然了)，I would try to work hard .14. Tom, _(多久) do you surf the Internet? Once a week.15. We _( 必须) keep
20、 quiet in the reading room. 当堂检测答案：（一） 词汇：按要求写出下列单词。1. healthy 2.although 3.least 4.writer 5.hardly 6.less（二）汉译英：1. hardly ever 2.at least 3. once a day 4. twice a week 5. three or four times a week 6. junk food 7.drink milk 8. more than 9. the most popular 10. keep healthy （三）根据括号中的汉语意思写单词,并用其适当形式完
21、成句子。1.differences 2.Maybe 3.results 4.program 5.better 6.hardly 7.Internet 8.about 9.twice 10.exercises 11.junk food 12.Of course 13.how often 14.must教学反思：亮点：课堂中采用小组合作竞争的评价机制，充分调动学生的积极性，同时对学生计时给予鼓励和肯定，让学生能感受到学中玩、玩中学的乐趣，课堂评价无处不在，哪怕一个微笑，一个手势，一个眼神，对学生都能起到激励作用，同时采用当堂达标原则，单词能当堂记忆，练习题采用互帮互助方式，让学生感到即能学会，感到不难，又不失兴趣。不足之处：对于我们这些孩子来说，本堂课内容稍微有点多，但是如果课下预习的好的话应该能完成任务。使用建议：小组竞争机制贯穿整堂课，30 人分成 5 组，组内编号 16 号，每组 1-6 号水平相当，采取小组合作，互帮互助共同进步的原则，培养学生的集体荣誉感，进行小组自评，小组竞争，同号竞争的办法来提高学生的积极性。
