1、Unit 2 How often do you exercise?【知識梳理】 I. 重點短語1. go to the movies=go to the cinema 看電影2. look after=take care of 照顧 3. surf the Internet 上網(wǎng)4. healthy lifestyle 健康的生活方式 5. go skateboarding 去劃板6. (be) in good health =（be）healthy 身體健康7. keep healthy=keep in good health 保持健康8. as for 至于 9. take/do exer

2、cise=play/ do sports 鍛煉,做運動10. eating habits 飲食習慣 11. the same as 與相同12. once a month 一月一次 13. be different from 不同14. twice a week 一周兩次 15. make a difference to 對什么有影響16. how often 多久一次 17. although=though 雖然18. most of the students=most students 大多數(shù)學生19. activity survey 活動調(diào)查 20. go shopping=do som

3、e shopping 購物21. do homework 做家庭作業(yè) 22. do housework 做家務事23. junk food 垃圾食物 24. be good/bad for 對有益(害)25. on/at weekends 在周末 26. want to do sth=would like to do sth =feel like doing sth 想要做某事27. want sb to do sth = would like sb to do sth 想要某人做某事28. try to do sth 盡量做某事try doing sth. 試著做某try ones best

4、 to do sth. 盡力做某事29. come home from school 放學回家30. of course=certainly=sure 當然31. get good grades 取得好成績32. help sb (to)do sth 幫助某人做某事，33. help sb with sth 在某方面幫助某人34. a lot of =lots of=many /much 許多，大量的35.as for 至于；關于 36.how many 多少（針對可數(shù)名詞）37.how much 多少（針對不可數(shù)名詞）38.of course = sure 當然；確信 39.every da

5、y 每一天40.every night 每晚 41.hardly ever 幾乎不42.be good for one's health 有益健康 43.try to do sth. 嘗試做某事44.kind of 有點II. 重要句型1 How often do you exercise? 你多久鍛煉一次？2 Three to six times a week 每周三到六次3 How long do you sleep every night? 你每天睡幾個小時？4I sleep more than 5 hours every night 多于5小時5. How often do y

6、ou eat fruit and vegetables? 你多久吃一次水果和蔬菜？6What do you usually do on weekends？你周末通常做什么？7I usually play soccer 我通常踢足球8What is your favorite program？你最喜歡的節(jié)目是什么？9Some students are very active，they exercise every day一些學生非常的活潑，每天都運動.10As for homework，most students do it every day關于作業(yè)，大多數(shù)學生每天都做.III. 交際用語詢問

7、別人做某事的頻繁程度IV. 重要語法頻率副詞一For about three years大約三年. (2)how soon意為“多久以后”.多用于將來時間，其答語為in+一段時間.How soon will your mother come back?你媽媽多久以后回來?一She will be back in ten minutes她十分鐘以后回來. (3)how many times意為“多少次”，它只詢問次數(shù)，即“多少次”.常用once一次,twice兩次，three times三次等回答.一How many times did you get to Beijing?你去北京幾次了?Oh

8、，four times哦，四次了. (4)how far意為“離多遠”，多用來詢問路程.How far is it from your school to your home?你家距離學校有多遠?【易混辨析】house, family ,home (1)house一般指所居住的建筑物，即“房子，住宅”.His house was burned in a big fire他的房子在一場大火中被燒毀了.(2)family著重指家庭成員. My family are au here我們一家都在這兒. (3)home則指某人出生及生活的環(huán)境，包括住處及家人. He left home at the a

9、ge of 18他18歲離開了家. 4.try try to do sth試圖做某事，想要做某事 try one's best竭盡所能 She tries to learn English她試著去學英語. Jack tries his best to win the game杰克盡他最大的努力去贏這場比賽. 5. a lot of, many, much 三者都可表示“許多”，a 10t 0f既可修飾可數(shù)名詞，也可修飾不可數(shù)名詞；many修飾可數(shù)名詞復數(shù)；much修飾不可數(shù)名詞.We have a lot of friends-We have many friends我們有許多朋友.D

10、o you have a lot of money?=Do you have much money?你有許多錢嗎?在修飾可數(shù)名詞復數(shù)時，a lotlots of可與many互換；在修飾不可數(shù)名詞時，alotlots of可與much互換.但a lotlots of一般不用于否定句和疑問句中，在這兩類句子中要用many或much.6.kind of kind of后接形容詞或副詞，意為“有點，有幾分”.He felt kind of tired他感覺有點累.The like is kind of expensive那輛自行車有點貴.(1)a kind of+ m一種This kind of qu

11、estion is hard to answer這種問題很難回答.(2)all kinds+n各種各樣的There are all kinds of flowers iIl the park公園里有各種各樣的花.(3)different kinds of+n不同種類的There a地different kinds of animals in the zoo.動物園里有不同種類的動物.7Maybe ,perhaps, likely possible, probablymaybe. perhaps和probably都有“也許，大概”的意思.perhaps也許，大體和possibly同義；proba

12、bly大概，肯定的成分較大，是most likely的意思；possibly可能，常和call，may，must等情態(tài)動詞連用，比probably語氣弱得多；maybe或許，比perhaps普通，但不莊重；likely或許，通常與most，very連用.8although , though although和though作連詞用，意為“盡管，雖然”，二者可以通用.AlthoughThough they are so poor ,they have enough to eat·他們雖然窮，食物還是夠吃的.注意：在一個句子中，用了although或though就不能用but了，用了but

13、則不能用although或though，即：“雖然但是”不見面，但是可以用yet.9hard, hardly hard既可作形容詞，也可作副詞，其詞義豐富；hardly是具有“幾乎沒有，幾乎不”這種否定含義的獨立副詞.ms ground is too bard to dig這塊地太硬，挖不動.(adj)Chinese is hard t0 learn for foreigners對于外國人來說漢語很難學.(adj.)You should study hard你應該努力學習.(adv)There is hardly any coffee left幾乎沒剩下什么咖啡了.(adv)Hardly an

14、ybody came幾乎沒有什么人來. (adv)【中考連線】一Do you have any plans for your summer vacation？ 一I am _for London next Sunday Agoing to Bleaving C. will go 答案：B點撥：leave for意為“動身去某地”，故選B.(2009·浙江湖州中考)-_do you visit your uncle? -Once a week, at least AHow long B How many CHow often D How soon 答案：C點撥：本題考查疑問詞的用法.由

15、答語“至少一周一次”可知用how often how long “多久”；how many'多少”；how soon'多久”.(2009·淄博中考)-Would you mind _my little sister while III away? -Of course not Alooking for B. looking at C. looking after D. looking forward to 答案：C點撥：由題意“當我不在時，你介意照顧一下我妹妹嗎?”知選looking after.2009·河北中考)-_can you be ready ，A

16、ndy? 一In ten minutes. AHow much BHow often CHow long D How soon 答案：D點撥：how much多少提問不可數(shù)名詞或價格； How often多久一次；how long多久，多長；how soon多久，用于將來時態(tài).由答語in ten minutes“在l0分鐘之后”知選D.1.  How often do you shop? 疑問詞how的用法(1) 怎樣，用什么手段，方法/交通工具How are you? / How is she?How did he do it? / I

17、60;dont know how to swim.How do you come to school?(2) 情況如何（指身體健康狀況）  How are you?(3) how many，how much表示“多少”how many后接可數(shù)名詞復數(shù)，how much接不可數(shù)名詞。How many times do you go to the park?How many pens do

18、you want?How much water do we drink every day?How much are those pants?(4) how often是對動作發(fā)生的“次數(shù)”提問,詢問的是頻率“多久一次”回答可以是：Every day. / Once a week. / Three times a week. / Often. / .How often do you play tennis?How often do you surf

19、0;the Internet.(5) How old.? 詢問年齡 How old are you? I am five.(6) How about? 如何？ 怎么樣？ How about going to the movies?2. Some students do homework three or four times a week.time表示不可數(shù)名詞，意為“時間”。 表示可數(shù)名詞，意為“次數(shù)，倍數(shù)”What time is it?I go to the movies three ti

20、mes a week.注意“次數(shù)”的表達方法一次    once， 兩次    twice，三次或三次以上用基數(shù)詞加上times：three times、five times、one hundred times.表示“幾次”的表達方法是：once a day/ a week/ a month/ a year twice a day/ a week/ a month/ a year3. As for homework, most stud

21、ents do homework every day.as for意為“就而論”，“至于”As for fruit，I eat it sometimes.As for him，I never want to see him here. 至于他，我永遠不希望在這里見到。4My mother wants me to drink it. want to do sth. 想要做某事want sb. to do sth. 想要某人干某事Do you want to go to the movies with me？ 你想和我一起去看電影嗎？I

22、want you to help me with my math.我想要你幫我學數(shù)學。有很多動詞后面用這種結構做動詞的復合賓語：ask sb. to do sth. 叫某人做某事tell sb. to do sth. 告訴某人去做某事help sb. (to) do sth. 幫助某人做某事5.She says its good for my health . be good for.表示“對有益（有好處）”其反義為：be bad for. 對有害/無益It's go

23、od for us to do more reading. 多讀書對我們有好處。Drinking milk is good for your health.喝牛奶對你的健康有益。 Reading English is good for studying English.對英語對學習英語有益/有幫助。Reading in bed is bad for your eyes.在床上讀書對你的眼睛有害。6.usually when I come home from schoolWhe

24、n + 從句 當時候I often stay at home when it is rainy.7. I try to eat a lot of vegetables. try to do sth. 盡量/盡力做某事Ill try to learn English well. 我會盡量嘗試學好英語的。You must try to take more exercise. 你必須盡量多做運動。8. I look after my health. look after 照顧 My brother is ill. I have to look after him today.我的弟弟病了。我今天不得

25、不照顧他。All the students must look after the desks and chairs. 所有的學生必須照看好課桌椅。He often helps his mother look after his little sister.他經(jīng)常幫助他的媽媽照顧他的小弟弟。9. My healthy lifestyle helps me get good grades. Good food and exercise help me to study better.help sb.(to) do sth.幫助某人做某事She often helps me learn math.

26、 她經(jīng)常幫助我學數(shù)學。10. Is her lifestyle the same as yours or different? Is her lifestyle the same as your lifestyle or is her lifestyle different from your lifestyle ?她的生活方式和你的一樣或是不同？be the same as / be different from 與一樣/與不同She looks the same as her sister. 她看起來跟她的妹妹很像。This book is different from that one. 這本書跟那本書不一樣。11. A lot of vegetables help you to keep in good health. A lot of = lots of = many / much 許多keep in good health = keep healthy = stay healthy keep + 形容詞 表保持某種狀態(tài)Keep quiet! The baby is sleeping.那嬰兒正在睡覺，保持安靜！We must keep our classroom clean.我們必須保持我們的教室干凈。注意sometimes與幾個形似的詞的