卫民中学高效课堂八年级英语导学案卫民中学高效课堂八年级英语导学案Unit 1How often do you exercise？Section A一、教师寄语一、教师寄语A bold attempt is half success.（勇敢的尝试是成功的一半）二、学习目标二、学习目标知识目标：Words: always, usually , often, sometimes , hardly , ever, never., once , twice ,Phrases: how often three times a week every day. twice a weekSentences:What do you usually do on weekends? I sometimes go to the beach.How often do you eat vegetables? Every day.Most students do homework every day.能力目标: 会使用频率副词及短语；能描述课余时间的活动安排；情感目标:培养学生良好的学习和生活习惯三、教学重、难点三、教学重、难点频度副词：always, usually, often, sometimes, hardly 和 never 的应用疑问词 how 的用法四、学习过程四、学习过程1预习导学或自测.Look at the picture (学生识图).What do you usually do on weekends? I sometimes go to the beach.I sometimes 去滑板看书 看电视 做运动 购物 .看图写出相应的頻度副词：2自主学习 Pairwork.How often do you eat vegetables? Every day.ActivitiesHow oftena. go to the moviesEvery dayb. watch TVOnce a weekc. shopTwice a weekd. exerciseThree times a weeke.readOnce a weekTwice a week3合作探究.maybe / may be.The baby is crying she is hungry.The woman a teacher .maybe 是副词，意为“大概，可能，或许”，一般用于句首。May be 是情态动词，意为“可能是.，也许是.，大概是.”.、a few / few / a little / little. people can live to 100,but people can live to 150. There is time left, I dont catch the first bus. Could you give me milk?a few (少数的，几个，一些)a little (一点儿，少量)表示肯定few (很少的，几乎没有的)little (很少的，几乎没有的)表示否定修饰可数名词修饰不可数名词 、hard / hardly. The ground is too to dig. I can understand them. Its raining ,the people can go outside.hard 作形容词，意为“困难的，艰苦的，硬的”；作副词，意为“努力地，猛烈地”。Hardly 意为“几乎不”。4拓展创新疑问词 how 的用法（1）怎样，用什么手段，方法。 How did he do it?I dont know how to swim. （2）情况如何（指身体健康状况） How are you?Hows it going with Tom? （3）how many，how much 表示“多少” how many 后接可数名词复数，how much 接不可数名词。 How many times do you go to the park? How many tickets do we need? How much water do we need every day? How much are those pants? （4）how often 是对动作发生的“次数”提问,询问的是频率“多久一次” 回答可以是：Every day./ Once a week./Three times a week./ Often./ . eg：How often do you play tennis? How often do you surf the internet. (5) How long. ?询问的是时间长短“多长时间” 回答可以是：About one hour./ Three hours. / Thirty minutes./. How long do you usually watch TV?你通常看多长时间电视？5.梳理归纳 Section A 词组归纳：1. go to the movies 去看电影 2. look after = take care of 照顾3. surf the internet 上网 4. healthy lifestyle 健康的生活方式5. go skate boarding 去划板 6. keep healthy=stay healthy 保持健康7. exercise=take(much)exercise=do sports 锻炼 8. eating habits 饮食习惯9. take more exercise 做更多的运动 10. the same as 与什么相同11. be different from 不同 12. once a month 一月一次13. twice a week 一周两次 14. make a difference to 对什么有影响15. how often 多久一次 16. although = though 虽然 17. most of the students=most students 18. shop=go shopping=do some shopping 购物19. as for 至于 20. activity survey 活动调查21. do homework 做家庭作业 22. do house work 做家务事 23. eat less meat 吃更少的肉 24. junk food 垃圾食物6达标检测 根据句意填词. 1.How o_ do you come to school late? Never. 2. Farmers milk some m _from cows. 3. J_ food isnt good for your health. 4. Do you have a healthy lifestyle if you e_ every day? 5. I eat fruit three t_ a week. 6. Does he drink juice every morning? No, hardly e_. 7. Here is a program, you may find out the r_. 8. We are in Class 1, G_ 2. 9. My father is very busy. He only plays basketball o_ a week. 10. I cant do it by myself. Can you h_ me?五、典型例题解析五、典型例题解析1. How often do you exercise?你（你们）多久锻炼一次身体？ How often +助动词 do(does 或 did) +主语+ do sth.?疑问词 how often 是问频率(多久一次),（在 这里助动词 do(does 或 did)是起帮助构成疑问的作用）与一般现在时或一般过去时连用，回答一般 是用表示频率的副词，如：once, twice, three times, sometimes, often, quite, often, never, every day, once a week , twice a month , three times a month , three or four times a month 等。 翻译： 你们多久到工厂去一次？每星期两次。 ? 他多久去购一次物？”“一个月一次。 ? 2. “What do you usually do on weekends?” “ I usually play soccer.” “周末你通常做什么？”“我通常踢足球。 ” 第一个 do 为助动词,在这起帮助构成疑问的作用；而第二个 do 则是实义动词。 翻译： 周末你通常做什么？我通常看电影。 ？ 周末她通常做什么？她通常看远足。 ？ 3. “Whats your favorite program?” “Its Animal World.” “你最喜欢什么节目？” 4. As for homework , most students do homework every day . as for.意思是 ，常用于句首作状语，