Unit2How-often-do-you-exercise知識講解及練習

1、Unit2 How often do you exercise? 一、重點短語 help with housework 幫助做家務 on weekends 在周末 how often 多久一次 hardly ever 幾乎從不 once a week 每周一次 twice a month 每月兩次 be free 有空 go to the movies 去看電影 use the Internet 用互聯(lián)網(wǎng) swing dance 搖擺舞 play tennis 打網(wǎng)球 stay up late 熬夜；睡得很晚 go to bed early 早點睡覺 play sports 進行體育活動 be

2、 good for 對有好處 go camping 去野營 notat all 一點兒也不 in ones free time 在某人的業(yè)余時間 the most popular 最受歡迎的 such as 比如；諸如 old habits die hard 積習難改 go to the dentist 去看牙醫(yī) more than 多于；超過 less than 少于 at least 至少 have dance and piano lessons 上舞蹈課和鋼琴課 二、句型薈萃 help sb. with sth. 幫助某人做某事 How about? .怎么樣？/ 好不好？ want s

3、b. to do sth. 想讓某人做某事 How many+可數(shù)名詞復數(shù)+一般疑問句？ 有多少? 主+find+that從句. 發(fā)現(xiàn) spend time with sb. 和某人一起度過時光 Its+ adj.+ to do sth. 做某事是的。 ask sb. about sth. 向某人詢問某事 by doing sth. 通過做某事 Whats your favorite? 你最喜愛的是什么？ the best way to do sth. 做某事的最好方式三、單元語法頻度副詞1.頻度副詞：表示動作發(fā)生間隔（既頻率）的副詞。它們有：always ; usually ; often

4、; sometimes ; seldom ； hardly ever ; never 等。2. how often 意為“多久一次”，用來提問在某一段時間內(nèi)進行某個動作的頻率。其回答通常是 often、sometimes、never、hardly ever、always、once a day、once a week等等表示頻率的副詞或是短語。 例: - She hardly ever watches TV. （劃線提問） - How often does she watch TV? 例句理解：1. What do you usually do on weekends? I often go t

5、o the movies. 2. How often do you shop？ I shop once a week.都用how often進行提問 3. 頻度副詞：表示頻率不確定 頻率短語表示頻率確定表示確定的頻率短語 every day/week/month/year 每天/周/月/年 once a week 每周一次 twice a week 每周兩次 twice a month 一月兩次 three times a day 一天三次注：三次或三次以上一般用“基數(shù)詞times”表示。 （3）在句中位置：頻度副詞在句中通常放在be動詞、助動詞、情態(tài)動詞之后，在實義動詞之 前。例：She i

6、s often late for school.He always helps me.課堂鞏固練習: 一、對劃線部分提問 1）He always plays basketball after school. _ does he always _ after school? 2) They hardly ever play football. _ _ _ they play football? 二、單項選擇( ) 1. -How often _ she exercise? -Twice a week. A. do B. does C. doing D. did( ) 2. I _ like to

7、 drink milk. A. not B. doesnt C. dont D. no( )3.-_do you go swimming ? -Sometimes. A. How often B. How long C. how many D. How old( )4. Katrina watches TV once _ week. A. a B. the C. an D. 知識擴展：1. how long 多久（用來提問有多長時間） 回答通常是more than two weeks、for a week、ten years等表示一段時間的狀語。 例：How long did you stud

8、y English in China? For three weeks.2. how soon 用來提問“需要多長時間才會”，指某一動作要多長時間以后才能完成或發(fā)生。 回答通常是“in一段時間” 例：How soon will you come back？ In a week.【活學活用】用how far, how often, how long填空。 1) does she usually exercise? 2) is it from your home to the school? 3) have you been away from (離開) your hometown? 4.【區(qū)別】

9、How often和How many times How often用來提問某個動作間隔多久發(fā)生一次，即詢問動作發(fā)生的頻率。通常對一些表示頻 率的副詞進行提問；也可以對頻度短語進行提問。 How many times意思是“多少次”，用來提問做某事的次數(shù)，往往就once, twice, three times等詞語進行提問。典型例題：1）Li Ming does his homework every day. （就劃線部分提問）How often does Li Ming do his homework? 解析：every day屬于頻度短語，就頻度短語提問用How often.2）The o

10、ld man went to the zoo three times this year.（就劃線部分提問）How many times did the old man go to the zoo this year? 解析：這里就次數(shù)提問用how many times.課堂鞏固：一、用所給詞的正確形式填空 1. I watch TV _ (one) a week. 2. He watches TV _ (two) a week. 3. Katrina _ (exercise) every day. 5.語法歸納特殊疑問詞How的用法家族成員稱呼職責how1)怎樣；怎么2)多么1)指詢問方式、

11、方法；程度2)構(gòu)成感嘆句how old幾歲詢問年齡多大。how many多少詢問可數(shù)名詞的數(shù)量。how much1)多少(how many的孿生兄)2)多少錢1)詢問不可數(shù)名詞的數(shù)量2)詢問價錢或錢的數(shù)量how far多 遠詢問兩地之間的距離。how often多久一次(表頻率)詢問做某事多長時間一次。how long1)多久2)多長1)詢問做某事花了多長時間2)詢問物體的長度how tall多高詢問人或物的高度how fast多快詢問速度四、單元知識講解Section A 1. help with housework 幫助做家務 （教材第9頁） （1） help with sth. 意為“幫

12、助做某事” 拓展：help sb. with sth. = help sb. （to） do sth. 幫助某人做某事 Eg: I often help him with his English. = I often help him (to) learn English. 我經(jīng)常幫他學習英語。 （2）housework 意為“家務勞動”。不可數(shù)名詞。 1. They have housework to do. A. many B. much 2. sometimes 有時（教材第9頁）辨析：sometimes ，some times ，sometime ， some time sometim

13、es 有時候。=at times也是“有時”的意思。some times 幾次。time作可數(shù)名詞時可作“次數(shù)”解；表示“時間”時是不可數(shù)名詞。sometime 某個時候。可指過去或?qū)淼哪硞€時候。some time 一段時間。常與for連用。對它提問用how long 。 口訣記憶：分開“一段時間” ；相聚“某個時候”。 Eg：Sometimes I get up very late. 有時我起床很晚。 I will go to shanghai sometime next week. 下周某個時候我要去上海。 He reads the story some times. 他讀這個故事幾遍了

14、。 Ill stay here for some time. 我將會在這兒呆一段時間。 練習： We plan to stay in Hainan for . 我們打算在海南呆一段時間。 I am sure that we have met before. 我肯定我們之前見過幾次了。 I have letters from him. 有時我會收到他的來信。 3. hardly ever 幾乎不 （教材第9頁） hardly ever相當于hardly eg：There is hardly any food left. 幾乎沒有食物剩下。辨析：hardly 與hard hardly 幾乎不，一般

15、位于動詞之前。 hard 努力，位于動詞之后。 eg：He hardly works. 他幾乎不工作。 He works hard. 他工作努力。4. use the Internet 用互聯(lián)網(wǎng)（教材第10頁） use sth. to do sth. 用某物做某事 eg：I use a knife to cut bread. 我用刀切面包。 短語：on the Internet 在網(wǎng)上 ， surf the Internet 網(wǎng)上沖浪，上網(wǎng) 5. Whats your favorite program？ 你最喜歡的節(jié)目是什么？（教材第10頁）句型：Whats your favorite.? =

16、What. do you like best？你最喜歡的.是什么？ 1.Whats your favorite animal？你最喜歡的動物是什么？ = _ 6. Are you free next week？ 你下周有空嗎？（教材第10頁） free 意為“空閑的，有空的”，反義詞busy。 be free 意為“閑著，有空” eg:：He is free now.他現(xiàn)在有空。 拓展：free還可譯為“免費的” Eg：The tickets are free. 票是免費的。7. . next week is quite full for me. 下周對我來說相當忙 （教材第10頁） quit

17、e full 很忙，相當忙.拓展：1.full 還可譯為“滿的，充滿的”。 Eg：The bus was full when they got there. 翻譯_ 2.full 還可譯為“飽的”。 Eg：I cant eat any more，I am quite full. 我不能再吃了，我相當飽了。8. How come？ 怎么回事？怎么會？（教材第10頁） 本句用來表示對某事感到很奇怪，有點想不通。9. I have dance and piano lessons. 我要上舞蹈課和英語課。（教材第10頁） have 在此意為“上課”。 Eg: Theyre having an Engl

18、ish lesson. 他們正在上英語課。 擴展：have lessons 上課 ， Lesson One 第一課10. Well ，how about Tuesday？ 哦，那周二呢？（教材第10頁） How about.? (=What about.?) 意為“怎么樣？”，用來征求對方的意見。 Eg: How about this book? 這本書怎樣？ How / What about doing sth. .? 做怎么樣？ Eg：-What will we do on Sunday？ 星期天我們什么？ -How about visiting the museum？ 去參觀博物館咋樣？

19、 1. Its sunny today，What about _（play）tennis？11. I go to the movies maybe once a month. 我大概每月去看一次電影。（教材第11頁） go to the movies _ maybe 意為“也許，大概，可能”，常位于句首。 Eg：Maybe he knows Tom. 也許他認識Tom。辨析：maybe 和may be maybe “也許，大概，可能”。（一般放句首）Maybe you are right. 也許你是對的。may be “可能是，也許是”。 為“情態(tài)動詞+be動詞”結(jié)構(gòu)。（位于句中）You ma

20、y be right. 你也許是對的。 1. Lily an English teacher. Lily可能是一名英語老師。 =_ 12. He plays at least twice a week. 他至少每周踢兩次（球）。（教材第11頁） at least 意為“至少”。其反義詞為at most “最多”。 Eg：There are at least 1,500 students in our school. _。Section B 1. But my mother wants me to drink it. 但我媽媽想讓我喝它。（教材第12頁） want sb. to do sth.

21、意為“想讓某人做某事”，否定形式為want sb. not to do sth. 意為“不想讓某人 做某事”。 Eg：She wants me to bring him some pens. 她想讓我給她帶些鋼筆。 拓展：1.want sth. 想要某物 Do you want any story books？你想要些故事書嗎？ 2.want to do sth. 想要做某事 I want to visit my uncle. 我想去看望我的叔叔。 Do you want （tell）me anything？2. She says its good for my health. 她說它對我的健

22、康有好處。（教材第12頁） be good for 意為“對有益”。反義詞為be bad for “對有害”。 Eg: Vegetables are good for you. 蔬菜對你有好處。拓展：be good at 擅長. be good at doing sth. 擅長做. 1.I am good at （play）basketball.3. Last month we asked our students about their free time activities. 上個月我們向?qū)W生詢問了他們 業(yè)余活動的情況。（教材第12頁） ask sb. about sth. “詢問某人關(guān)

23、于某事” Eg:I asked my teacher about todays homework. _。4. Here are the results. 這是（調(diào)查）結(jié)果。（教材第13頁） here 位于句首，句子要倒裝。 Eg：Here is your jacket. 這是你的夾克。5. twenty percent students dont exercise at all. 百分之20的學生根本不鍛煉。（教材第13頁） 1. 百分數(shù)由percent來表示，構(gòu)成：基數(shù)詞+percent 。 Eg：Seventy percent of the boys like playing comput

24、er games. 男生中70%喜歡完電腦游戲。 2. not. at all 意為“一點兒也不，根本不”。 Eg：I dont know about it at all. 對那件事我一點也不知道。 拓展：not at all = you are welcome 意為“不用謝，不客氣”。 Eg：-Thank you for your help. -Not at all.6. Although many students like to watch sports，game shows are the most popular. 盡管許多學生喜歡看運動類節(jié)目，但游戲類節(jié)目是最受歡迎的。（教材第13

25、頁） although 連詞。意為“雖然，盡管”。but 意為“但是”。英語中，although與but不能同時 使用。 Eg：Although it rained，the boys still played outside. = It rained，but the boys still played outside. 盡管天下雨了，但男孩們?nèi)栽谕饷嫱嫠！?1. My cousin knows a lot about geography， he is only four years old. A. because B. so C. although 7. It is good to relax

26、 by using the Internet or watching game shows. 通過上網(wǎng)或看游戲類節(jié)目是很好 的放松方式。（教材第13頁） 句中it 為形式主語，真正的主語是后面的動詞不定式短語。此句型結(jié)構(gòu)為：Its+adj+ （for sb.）+to do sth. 意為 “（對某人來說）做某事是的”。 Eg：Its very important to listen carefully in class. 上課認真聽講很重要。 Its easy for us to swim. 對我們來說游泳很容易。 Its very hard for him to study English.

27、 _ 1.-I often have hamburgers for unch. -Youd better not. Its bad for you too much junk food. A.eat B.to eat C.eating D. ate8. Exercise such as playing sports is fun，and you can spend time with your friends and family as you play together. 比如進行體育活動這方面的鍛煉就是有趣的，當你們一起運動的時候你 可以和朋友、家人一起度過時光。（教材第13頁） such

28、 as 意為“比如，例如”。 Eg: I have a lot of hobbies, such as reading and singing. 我有許多愛好，比如讀書和唱歌。 spend 意為“度過” 或“花費（時間、金錢）”。 Eg: Come and spend the weekend with us. 來和我們一起度過周末吧。 重點：1. spend timemoney on sth. 在.上花費時間或金錢 He didnt spend much time on his homework. 他沒在作業(yè)方面花很多時間。 I spend 200 yuan on a new coat. _

29、2. spend timemoney （in） doing sth. 花費時間或金錢做某事 Dont spend too much time watching TV. 不要花費太多時間看電視。 He always spend his time playing football. _ Eg: I enjoy playing computer games,but I cant too much time that. A.take, doing B.spend, doing C.spend, for doing D.take, to do9. However,she has some bad hab

30、its,too. 然而她也有一些壞習慣。（教材第15頁） however 意為“然而，不過”。可以位于句首、句中、句末。但要用逗號與句子的其他部 分隔開。 Eg: She was ill. However, she still went to work. 她病了，然而她依然去上班。 辨析：but和however but “然而，但是”。 可直接連接前后兩個句子，表轉(zhuǎn)折關(guān)系。 However “然而，但是”。 不能直接連接句子，必須用逗號與句子隔開。 Eg:1.It began to rain, ,we went out to look for the boy. 天開始下雨了，但我們 還是出去尋

31、找那個男孩了。 2. It a sunny morning， very cold. 這是個晴朗的早晨，但是卻很冷。10. She usually watches TV for more than two hours a day. 她通常每天看兩個多小時的電視。 （教材第15頁） more than 相當于over。意為“超過，多余”。 There are more than 2000 books. _11. She says she is afraid. 她說她害怕。（教材第15頁） afraid 意為“擔心的，害怕的”。 1.be afraid to do sth. 害怕做某事 Eg：I a

32、m afraid to travel by plane. 我害怕乘飛機旅行。 2.be afraid of sb. sth. 害怕某人某物 be afraid of doing sth. 害怕做某事 Eg：She is afraid of the dog. 她害怕那只狗。 Dont be afraid of asking questions. 不要怕問問題。 be afraid to do sth.= 害怕做某事12. Less than six. 少于6小時。（教材第16頁） Less than 意為“不到，少于”。其反義詞為 more than over “多余，超過” Eg：She sl

33、eeps less than seven hours every night. 他每晚的睡眠時間不到7小時。 We know Tom for 20 years. 我們認識Tom超過20年了。綜合練習一、根據(jù)句意和首字母提示填空，完成下列句子。（10分）1.-How o_ does your mother shop? -Twice a week. 2. I also like English. But math is his f_ subject.3. Some children often surf the I_ with the help of their parents.4. We u_

34、play soccer on weekdays.5. A_ for him, he is nothing but a dog. Dont be angry with him.6. Do you know the r_ of the football match?7. To go to bed early and to get up early is a healthy l_.8. Her uncle n_ watches football match. He doesnt like football at all.9. - What is your favorite TV p_? - Spor

35、ts news.10.-How many t_ did you go to Beijing? -Only once.二、單項選擇。（20分）11. _ more fruits and vegetables is good _ our health.A. Eating; to B. Eats; for C. Eating; for D. Eat; for12. How_ do you read English? -Sometimes.A. long B. often C. far D. much13. A lot of vegetables _ you to keep in good healt

36、h. A. make B. want C. try D. help14. Peter is _because he hardly ever exercises. A. tired B. happy C. healthy D. unhealthy15. He knows a lot _he is still a child. A. so B. although C. but D. or16. My dad _a lawyer when I grow up.A. wants me to B. wants me to be C. became D. wanted17. My mother_ surf

37、s the Internet, she likes watching TV.A. doesnt hardly ever B. hardly ever C. isnt hardly ever D. hardly never18. _does he do on the weekend? - He often helps his mother with housework.A. How B. How often C. What D. How soon19. - What_ you usually _on weekends? -I usually _ violin.A. did; do; play t

38、he B. do; do; play C. do; did; play D. do; do; play the20. -Are you late for class? -_.A. Yes, never B. Yes, sometimes C. No, ever D. No, usually21. _ he was tired, _ he didnt stop _.A. Although, but; to rest B. Though; / ; working C. Although; / ; resting D. though; but; working22. Your lifestyle i

39、s the same _.A. to my brother B. to mine C. as mine D. as my brother23. Can you help me _ the house?A. cleaning B. with clean C. of cleaning D. clean24. Li Ming was born _ May 11, 1989 _Guangzhou.A. in; on B. on; in C. in; at D. at; in25. She always finishes her homework on time. She _ leaves it for

40、 tomorrow.A. always B. never C. usually D. sometimes26. Tony, pass my glass to me, please. I can _ read the words in the newspapers.A. clearly B. rather C. hardly D. ever27. -Your spoken English is much better. - _.A. Yes, please. B. Thank you C. You are right. D .Not at all28. Lisa _ eight hours ev

41、ery night. What about you?A. eats B. drinks C. plays D. sleeps29. The boy is too young to look _ himself.A. at B. up C. after D. on30. The doctor tells me I should eat _ meat and take _ exercise. A. a little, a few B. less, more C. many, much D. much, many三、用所給單詞的適當形式填空。（10分）31. Look, the children a

42、re doing morning _ (exercise).32. My brother and I like _(drink) coffee.33. The bird can _ (sing) the “ABC” song. Its very clever.34. His mother often_ (help) him to do his homework.35. There are many_ (different) between you and your twin brother.36. I go to the movies _ (first) a month.37. Hes too

43、 young. He can _(hard) ride a bike.38. Our English teacher likes to wear _ (color) clothes, because she wants to be young .39. A good _ (eat) habit is good for your health.40. In winter, my father often goes _ (skate) .四、句型轉(zhuǎn)換。根據(jù)要求完成句子。（10分）41. Mr. Zhang taught him English two years ago. ( 改為一般疑問句 ) _ Mr. Zhang _him English two years ago?42. Lucy put her books on the desk. (對劃線部分提問) _ _ Lucy put her books?43. Youd better