人教版八年級(jí)英語(yǔ)上冊(cè)第一單元

1、Unit 1 How often do you exercise？教學(xué)設(shè)計(jì)一、學(xué)習(xí)目標(biāo)知識(shí)目標(biāo)：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? Eve

2、ry day.Most students do homework every day.能力目標(biāo): 會(huì)使用頻率副詞及短語(yǔ)；能描述課余時(shí)間的活動(dòng)安排；情感目標(biāo): 培養(yǎng)學(xué)生良好的學(xué)習(xí)和生活習(xí)慣二、教學(xué)重、難點(diǎn)頻度副詞：always, usually, often, sometimes, hardly和never的應(yīng)用疑問(wèn)詞how的用法三、學(xué)習(xí)過(guò)程1預(yù)習(xí)導(dǎo)學(xué)或自測(cè).Look at the picture (學(xué)生識(shí)圖).What do you usually do on weekends? I sometimes go to the beach.I sometimes 去滑板看書(shū) 看電視 做運(yùn)動(dòng) 購(gòu)物

3、2自主學(xué)習(xí)Pairwork.How often do you eat vegetables?. 看圖寫出相應(yīng)的頻度副詞：Every day. ActivitiesHow ofen a. go to the moviesEvery day b. watch TVOnce a week c. shopTwice a week d. exerciseThree times a week e.readOnce a week Twice a week3合作探究.maybe / may be.The baby is crying she is hungry.The woman a teacher .may

4、be 是副詞，意為“大概， 可能，或許”，一般用于句首。May be是情態(tài)動(dòng)詞，意為“可能是.，也許是.，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? 表示肯定a few (少數(shù)的，幾個(gè)，一些) a little (一點(diǎn)兒，少量)表示否定few (很少的，幾乎沒(méi)有的)修飾可數(shù)名詞 little (很少的，幾乎沒(méi)有的)修

5、飾不可數(shù)名詞、hard / hardly. The ground is too to dig. I can understand them. Its raining ,the people can go outside.hard作形容詞，意為“困難的，艱苦的，硬的”；作副詞，意為“努力地，猛烈地”。Hardly意為“幾乎不”。4拓展創(chuàng)新 疑問(wèn)詞how的用法（1）怎樣，用什么手段，方法。 How did he do it?I dont know how to swim.（2）情況如何（指身體健康狀況） How are you? Hows it going with Tom?（3）how many

6、，how much表示“多少”how many后接可數(shù)名詞復(fù)數(shù)，how much接不可數(shù)名詞。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是對(duì)動(dòng)作發(fā)生的“次數(shù)”提問(wèn),詢問(wèn)的是頻率“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 ten

7、nis?How often do you surf the internet.(5) How long. ? 詢問(wèn)的是時(shí)間長(zhǎng)短“多長(zhǎng)時(shí)間”回答可以是：About one hour./ Three hours. / Thirty minutes./. How long do you usually watch TV? 你通?？炊嚅L(zhǎng)時(shí)間電視？5. 梳理歸納 Section A 詞組歸納：1. go to the movies 去看電影 2. look after = take care of 照顧3. surf the internet 上網(wǎng) 4. healthy lifestyle 健康的生活方

8、式5. go skate boarding 去劃板 6. keep healthy=stay healthy 保持健康7. exercise=take(much)exercise=do sports鍛煉 8. eating habits 飲食習(xí)慣9. take more exercise 做更多的運(yùn)動(dòng) 10. the same as 與什么相同11. be different from 不同 12. once a month一月一次13. twice a week一周兩次 14. make a difference to 對(duì)什么有影響15. how often 多久一次 16. althoug

9、h = though雖然 17. most of the students=most students 18. shop=go shopping=do some shopping 購(gòu)物19. as for至于 20. activity survey活動(dòng)調(diào)查21. do homework做家庭作業(yè) 22. do house work做家務(wù)事23. eat less meat吃更少的肉 24. junk food垃圾食物6達(dá)標(biāo)檢測(cè) 根據(jù)句意填詞.1.How o_ do you come to school late? Never.2. Farmers milk some m _from cows.

10、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

11、o_ a week.10. I cant do it by myself. Can you h_ me?五、典型例題解析 1. How often do you exercise? 你（你們）多久鍛煉一次身體？How often + 助動(dòng)詞do(does或did) + 主語(yǔ) + do sth.? 疑問(wèn)詞how often是問(wèn)頻率(多久一次),（在這里助動(dòng)詞do(does或did) 是起幫助構(gòu)成疑問(wèn)的作用）與一般現(xiàn)在時(shí)或一般過(guò)去時(shí)連用，回答一般是用表示頻率的副詞，如：once, twice, three times, sometimes, often, quite, often, never,

12、every day, once a week , twice a month , three times a month , three or four times a month 等。翻譯：你們多久到工廠去一次？每星期兩次。 ? 他多久去購(gòu)一次物？”“一個(gè)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?！钡谝粋€(gè)do為助動(dòng)詞, 在這起幫助構(gòu)成疑問(wèn)的作用；而第二個(gè)do則是實(shí)義動(dòng)詞。翻譯：周末你通常做什么？我通常看電影。 ？ 周末她通常做什么？她通常看遠(yuǎn)足。 ？

13、3. “Whats your favorite program?” “Its Animal World.” “你最喜歡什么節(jié)目？” 4. As for homework , most students do homework every day . as for.意思是 ，常用于句首作狀語(yǔ)，其后跟名詞、代詞或動(dòng)詞的-ing形式（即動(dòng)名詞）。如： As for him，I never want to see him here. 翻譯：至于我自己，我現(xiàn)在不想去。 六、中考鏈接 1. _ do you have an English party? Once a month.（北京） A. How old B. How far C. How often D. How long解析：選項(xiàng)A和B分別用來(lái)詢問(wèn)年齡和距離，選項(xiàng)C和D用來(lái)對(duì)時(shí)間提問(wèn)，但how often.？常用來(lái)對(duì)時(shí)間的頻率進(jìn)行提問(wèn)，即“多長(zhǎng)時(shí)間做一次”，其答語(yǔ)常為頻率副詞及頻率短語(yǔ)Once/ Twice a week /