Unit 2 How often do you do exercise知识整理及练习
_Unit2_How_often_do_you_exercise_知识点讲解与练习.doc
Unit2 How often do you exercise?Section A知识讲解一・help with housework帮助做家务1.help with sth.意为“帮助做某事"2.help sb. with sth. = help sb. _______ sth.帮助某人做某事Eg: I often help him ______ h is English. = I often help him __________ English.我经常帮他学习英语。
【拓展】1.help oneself to... 请随便吃/喝•• Please help yourself to some cakes.2.can9t help doing sth情不自禁做某事I can't help falling in love with that girl.我情不自禁爱上那个女孩。
%1.housework意为“家务劳动”。
不可数名词。
1.They have _____ housework to do. A. many B. much%1.sometimes 有时辨析：sometimes , some times , sometime , some timesometimes 有时候。
二at times= from time to time 也是"有时"的意思。
some times几次。
time作可数名词时可作“次数”解；表示“时间呻寸是不可数名词。
sometime某个时候。
可指过去或将来的某个时候。
some time 一段时间。
常与for连用。
对它提问用how long 0口诀记忆：分开“一段时间”；相聚“某个时候”。
练习：(D We plan to stay in Hainan for ________________ .我们打算在海南呆一段时间。
%1I am sure that we have met ______________ before.我肯定我们之前见过几次了。
【英语】人教八年级上册Unit 2 How often do you exercise单元知识点归纳
Unit 2 How often do you exercise?Section A (1a－2d)必背单词1．housework n．家务劳动；家务事→do the housework做家务2．hardly adv.几乎不；几乎没有→形近词hard adj.难的adv.刻苦地3．ever adv.在任何时候；从来；曾经4．once adv.一次；曾经→数词one →once a week 一周一次5．twice adv.两次；两倍→two times两次；两倍→twice a month/two times a month一个月两次→数词two6．full adj.忙的；满的；充满的→be full of充满7．Internet n．(国际)互联网；因特网8．program n．(＝programme)节目TV program 电视节目9．swing n．摆动；秋千v.(使)摆动；摇摆必背短语10．on weekends在周末11．go to the movies去看电影12．go shopping去购物13．every day每天14．twice a week 每周两次15．three times a week 每周三次16．use the Internet使用网络17．be free空闲的18．swing dance摇摆舞必背句子19．How often do you watch TV?你多久看一次电视？Section A(Grammar Focus－3c)必背单词1．maybe adv.大概；或许；可能→同义词perhaps adv.可能2．least adv.最小；最少adj. & pron.最小的；最少的→反义词most→原级little→比较级less必背短语3．stay up late 熬夜到很晚4．at least至少必背句子5．What do you usually do on weekends?周末你通常做什么？6．He hardly ever watches TV.他几乎从不看电视。
Unit2_How_often_do_you_exercise？_知识点讲解与练习
Unit2 How often do you exercise?一、单词（标注二音节重读的单词）1．n.家务劳动2．adv.几乎不；简直不；刚刚3．adv.曾经；在任何时候4．adv.一次；曾经5．adv.两倍；两次6．n.因特网7．n.节目；程序；课程；节目单8．adj.满的；充满的；完全的9．n.摇摆；秋千 v.摇摆；旋转10．adv.或许；也许；可能11．摇摆舞12．adj.最小的；最少的13．至少14．很少；几乎从不；难得15．n.垃圾；废旧杂物16．n.咖啡；咖啡色17．n.健康；人的身体或精神状态18．结果；后果19．adj.百分之 ... 的20．adj.在线的 adv.在线地21．n.电视机；电视节目22．conj.虽然；尽管；然而；可是23．prep.穿过；凭借；一直到24．n.身体25．头脑；想法；意见；心思26．adj.这样的；如此的27．adv.共同；一起28．v.死；枯竭；消失29．n.作者；作家30．V.写、写作31．n.牙科医生32．n.杂志33．adv.然而；无论如何；不管多么34．conj.比35．adv.几乎；差不多36．pron.没有人；没有任何东西，毫无37．adj.更少的；较少的38．n.看法；要点；重点；小数点；目标；分数39．例如；诸如40．n.垃圾食品；无营养食品41．超过；多于；不仅仅；非常42．不到；少于二、短语1．帮助做家务2．在周末3．多久一次4．几乎从不5．每周一次6．每月两次7．每天8．有空9．去看电影10．用互联网11．摇摆舞12．打网球13．熬夜；睡得很晚14．至少15．上舞蹈课和钢琴课16．早点睡觉17．进行体育活动18．对……有好处19．去野营20．一点儿也不……21．在某人的业余时间22．最受欢迎的23．比如；诸如24．积习难改25．去看牙医26．多于；超过27．少于28．帮助某人做某事29． ......怎么样？/ ……好不好？30．想让某人做某事31．和某人一起度过时光32．对于某人来说做某事的……的33．某人发现做某事是......的34．向某人询问某事35．通过做某事36．你最喜爱的……是什么？37．（最喜欢的 = ）38．做某事的最好方式三、重点句式1．在周末你通常做什么？2．你多久去一次电影院？3．我每个月去一次电影院？4．为什么？四、语法一. Help用法（4点）二．意为“家务劳动”。
Unit2How-often-do-you-exercise知识讲解及练习分析
一、重点短语help with housework 帮助做家务 on weekends 在周末 how often 多久一次hardly ever 几乎从不 once a week 每周一次 twice a month 每月两次be free 有空 go to the movies 去看电影 use the Internet 用互联网swing dance 摇摆舞 play tennis 打网球 stay up late 熬夜；睡得很晚go to bed early 早点睡觉 play sports 进行体育活动 be good for 对……有好处go camping 去野营not…at all一点儿也不……in one’s free time在某人的业余时间the most popular 最受欢迎的 such as 比如；诸如 old habits die hard 积习难改go to the dentist 去看牙医 more than 多于；超过 less than 少于at least 至少 have dance and piano lessons 上舞蹈课和钢琴课二、句型荟萃help sb. with sth. 帮助某人做某事How about…? ......怎么样？/ ……好不好？want sb. to do sth. 想让某人做某事 How many+可数名词复数+一般疑问句？…有多少…?主+find+that从句. ……发现…… spend time with sb. 和某人一起度过时光It’s+ adj.+ to do sth. 做某事是……的。
ask sb. about sth. 向某人询问某事by doing sth. 通过做某事What’s your favorite……?你最喜爱的…是什么？the best way to do sth. 做某事的最好方式三、单元语法频度副词1.频度副词：表示动作发生间隔（既频率）的副词。
Unit2-how-often-do-you-exercise知识点讲解和练习
Unit2 how often do you exercise一、同步知识梳理重点单词1.家务事2.几乎不3.曾经4.一次5.两次6.因特网7. 节目8.满的)9.秋千 10.大概 11.最小12.咖啡13.健康 14.结果 15.百分之..16.在线17.电视节目 18.即使 19.穿过20.头脑21.身体 22.这样的 23.在一起24.死亡25.作家 26.牙科医生 27.杂志28.然而29.比 30.几乎 31.毫无32.较小 33.得分?重点词组1.2.几乎不 2.摇摆舞3.至少4.垃圾食品5.例如6.多于7.少于重点句型1.What do you usually do on weekends;I always exercise.2.What does she do on weekendsShe sometimes goes shopping.3.How often do you you go to the moviesI go to movies maybe once a month.Section Aoften do you exercise 你多久做一次运动—【解析1】how often/ how long / how far/ how soon辨析》【解析2】exercise v 锻炼=do sports= play sports【短语】take /have/do exercise 做运动 do morning exercise 做早操 do eye exercise 做眼保健操2.3.What do you usually do on weekends 你在周末做什么【解析1】频度副词【注】：频度副词表示多长时间做某事一次， 用在实义动词之前，系动词、助动词、情态动词之后。
We often clean the classroom every day. 【拓展】some time /sometime/some times/sometimes 【口诀】：分开是一段，合起是某时； 分开s 是倍次，合起s 是某时 (1)some time 一段时间，做时间状语 ；It takes sb. some time to do sth. 做某事花费某人多长时间(2)(3)sometime adv. 在某个时候，I hope to visit the USA _____ in the future.A. sometimesB. some timesC. sometime D . some time(3) some times 名词词组，“几次，几倍” sometimes=at times 有时 （一般现在时的标志词） 【解析2】weekend/weekday 辨析 【解析】on weekends = on Saturday and Sunday 在周末on weekdays= from Monday to Friday 在工作日3. Hardly ever 几乎从不【解析】hard (1)adv 努力地，猛烈地work hard 努力工作study hard 努力学习：(2) adj. 困难的，艰难的=difficult◆It’s hard/difficult for sb. to do sth. 做某事对某人来说是困难的It’s hard for us ____________(finish) the work without other ’s help.【拓展】hardly adv “几乎不，从来不”，表否定意义，常与can ,any ,ever 连用。
八年级英语上册 Unit 2 How often do you exercise？单元知识归纳
Unit 2 How often do you exercise？课文翻译Section A 2dJack：Hi，Claire，are you free next week?Claire：①Hmm...next week is quite full for me，Jack.Jack：Really？How come?Claire：I have dance and piano lessons.Jack：What kind of dance are you learning?Claire：Oh，swing dance. It's fun！I have class once a week，every Monday.Jack：How often do you have piano lessons?Claire：Twice a week，on Wednesday and Friday.Jack：Well，how about Tuesday?Claire：Oh，I have to play tennis with my friends.But do you want to come?Jack：Sure！,杰克：你好，克莱尔，下周你有空吗？克莱尔：呣……下周我很忙，杰克。
杰克：真的吗？怎么会那样？克莱尔：我上舞蹈课和钢琴课。
杰克：你学习的是什么舞蹈？克莱尔：噢，摇摆舞。
很有趣！我一周上一次课，每周一上课。
杰克：你多久上一次钢琴课？克莱尔：一周两次，在周三和周五。
杰克：噢，周二怎么样？克莱尔：哦，我要与朋友打网球。
你想来参加吗？杰克：当然了！知识详解1．How often do you exercise？你多久锻炼一次？【解读】本句是含有特殊疑问词how often 的特殊疑问句。
【解读】how often 多久一次，用于对动作发生的频率进行提问。
回答应该是频度副词或表示频率的词组，如always，usually，often，sometimes，hardly，ever，never，every day，once a week，three times a day等。
八年级英语上册Unit-2-How-often-do-you-exercise知识点归纳
八年级英语上册Unit 2 How often do you exercise知识点归纳八年级英语上册Unit 2 How often do you exercise知识点归纳一、词组、短语：1、help with housework 帮助做家务活，2、go shopping 购物，3、on weekends 在周末，4、how often 多久一次，5、hardly ever几乎不，6、once a week 每周一次，7、twice a month每月二次，8、go to the movies去看电影，9、every day 每天，10、use the Internet上网/用网，11、be free有空，12、have dance and piano lessons 上舞蹈钢琴课，13、swing dance摇摆舞14、play tennis 打网球，15、stay up late熬夜，16、at least至少，17、go to bed early 早睡，18、 play sports 锻炼身体，19、be good for 对…有好处，20、go camping去野营，21、in one’s free time 在某人的空闲时间，22、not….at all 根本不，23、the most popular 最流行，24、such as例如，25、go to the dentist去看牙医，26、more than 超过/多于，27、Old habits die hard.旧习惯难改。
28、 hard=difficult 困难的，29、less than 少于/不到二、重要句子（语法）：What do you usually do on weekends你周末通常做什么 I always exercise.总是锻炼身体。
What do they do on weekends他们周末干什么 They often help with housework.他们经常帮助干家务活。
八年级英语上册-Unit-2-How-often-do-you-exercise短语、语法知识点汇总
Unit 2 How often do you exercise一、必背短语。
【教材内容解析】Section A1.What do you usually do on weekends (P. 9)2.on weekends意为“在周末”，泛指每个周末，on the weekend则表示“在这个周末”，特指某个周末；在英式英语中，在周末也可以用at the weekend或者at weekends。
I like going fishing on weekends.He wants to do something special on the weekend.3.help with homework (P. 9)help表示“帮助”时，常用的句型为：help sb. with sth. 帮助某人某事；help sb. (to) do sth. 帮助某人做某事。
Can you help me with my homework?He often helps his mother clean do housework.4.sometimes (P. 9)sometimes是频度副词，意为“有时”，相当于at times。
I sometimes play computer games on weekends.【拓展】辨析sometimes, some times, sometime与some time5.hardly ever (P. 9)hardly作副词，表示“几乎不”；hard用作副词表示“努力地、猛烈地”，作形容词表示“硬的、困难的”。
He hardly works.He works hard.This is a hard work.6.How often do you watch TV?(P. 9)how often意为“多久一次”用来提问频率，常用表示频率的副词或者短语来回答，如twice a week, sometimes, every day, always等。
Unit2Howoftendoyouexercise知识点归纳与练习
Unit2 How often do you exercise?知识点归纳与练习Section A 知识讲解一. hel p with housework 帮助做家务1. help with sth.意为帮助做某事”2. help sb. with sth. = help sb. ______________ sth.帮助某人做某事Eg: I ofte n help him ___________ his En glish. = I ofte n help him __________________【拓展】1. help oneself to请随便吃 /喝 -PIease help yourself to some cakes.2. can ' t help doing sth 情不自禁做某事I can ‘ t help falling in love with that girl.我情不自禁爱上那个女孩。
二. housework 意为 家务劳动”。
不可数名词。
1. They have ___________ housework to do. A. many B. much三. sometimes 有时辨析：sometimes , some times , sometime , some time sometimes 有时候。
=attimes= from time to time 也是 有时”的意思。
some times 几次。
time 作可数名词时可作次数"解；表示 时间"时是不可数名词。
sometime 某个时候。
可指过去或将来的某个时候。
some time 一段时间。
常与 for 连用。
对它提问用 how long 。
口诀记忆：分开 一段时间”；相聚 某个时候”。
四. hardly ever 几乎不①hard 作形容词时，意为困难的；硬的；勤奋的；严厉的；苛刻的hard 作副词常用来表示程度，意为 努力地；猛烈地；剧烈地 ”，位于动词后。
unit2-How-often-do-you-exercise复习知识点
Unit2 how do you often exerciseSection A1. on weekends在周末weekend指星期六和星期天weekday工作日2. help with housework 帮忙做家务help (sb) with sth帮（某人）做某事，with后用名词【拓展】1) help sb (to) do sth 帮助某人做某事2) help (to) do sth 帮忙做某事3) help onese lf to… 请随便吃/喝···Please help yourself to some cakes. 请随便吃一些蛋糕吧。
4)can’t help doing sth 情不自禁做某事I can’t help falling in love with that girl. 我情不自禁爱上那个女孩。
3.【拓展】（1）这些副词在句子中的位置基本相同，一般放在助动词、be动词或情态动词之后，行为动词之前。
即：“行”前“助(系)”后。
Peter is always late for school. Peter上学总是迟到。
（2）hard、hardly和hardly everHe can hardly play football. 他几乎不会打篮球。
4、exercise （1）作不及物动词，意为“锻炼、运动”。
— How often do you exercise? 你多久锻炼一次？— I exercise every day. 我每天都锻炼。
（2）作不可数名词，意为“锻炼、运动”，常与动词take连用。
Exercise makes me keep healthy. 运动使我保持健康。
John likes take exercise in the open air. 约翰喜欢在户外锻炼。
（3）作可数名词，意为“练习；操”。
We do morning exercises every day. 我们每天做早操。
Unit2 How often do you exercise 知识点总结
Unit2 How often do you exercise? 知识点总结一、单词和短语1.How often......? 多久一次？How often 常对every day,always,usually,often,sometimes,hardly ever,never,once a week,twice 等表示频度副词或短语进行提问。
2.help v./n. 帮助A.作动词，相关短语：①.help sb. with sth. 在某方面帮助某人②. help sb. (to) do sth. 帮助某人做某事③. help oneself to sth. 请自便④.can’t help doing sth. 情不自禁做某事Eg. My brother helps me with my English. = My brother helps me learn English.我的弟弟帮我学习英语。
He can’t help crying when watching the love movie. 他看这个爱情电影时情不自禁哭了。
Please help yourself to the drinks. 请自取饮料酒水。
3.4.5.频度副词频率排序：always>almost always>usually>often>sometimes>seldom>hardly ever>almost never>never6.once 副词，一次；曾经；一旦A.作副词，意为“一次”，表示频率，常用来回答how often的提问。
Eg. —How often do you go shopping? —Once a week.B.作副词，意为“曾经”，表时间，常与一般过去时连用。
Eg. He once lived in Beijing,China. 他曾经住在中国北京。
howoftendoyoueercise知识点归纳
h o w o f t e n d o y o u e e r c is e知识点归纳Revised final draft November 26, 2020U n i t2H o w o f t e n d o y o u e x e r c i s e？重点语法：频率副词表示事情发生的频率，询问别人做某事的频繁程度主要频率副词的等级排序：always(总是)>usually(通常)>often(经常)>sometimes(有时)>hardlyever(很少)>never(从不)“一段时间做某事的具体次数”大多数用“基数词+times+时间间隔”的结构。
如：onceaweek一周一次(“一次”用特殊词once)twiceaday一天两次(“两次”用特殊词twice)threetimesamonth一个月三次(三次及三次以上基数词+times结构)位置：通常放在情态动词，助动词，Be动词之后，实义动词之前。
提问：用Howoften引导特殊疑问句回答：用always,sometimes,twiceaday等频率副词。
重点短语：asfor至于；关于ofcourse=sure当然；确信lookafter=takecareof=carefor照顾；照看alotof=lotsof=plentyof许多；大量everyday每一天everynight每晚hardlyever几乎不begoodfor对……有益begoodforone'shealth有益健康trytodosth.尝试做某事getgoodgrades取得好成绩helpsb.[to]dosth.帮助某人做某事kindof有点want[sb.]todosth.想要（某人）做某事keepingoodhealth保持健康Notwomenthinkalike.人心各异。
1，特殊疑问词How类型词汇How如何（方式，感觉）E.g.HowdoyouspellitHowareyouHowlong多长（时间）答语常用“（For/about+）时间段”Howfar多远（距离）答语常用“（It’s+）数词+miles/meters/kilometers”Howoften多久一次（频率）答语常用“Always/often/everyday/…”或“次数+时间”等表频率的词汇Howsoon多快，多久以后，常用在将来时中。
Unit 2 How often do you exercise 知识点精讲
Unit 2 How often do you exercise?一、构词法1.名词加y构成形容词。
sun（太阳）→sunny （阳光灿烂的）rain（雨水）→rainy （多雨的）wind（风）→windy （多风的，风大的）cloud（云）→cloudy （多云的，阴天的）snow（雪）→snowy （多雪的）sun（太阳）→sunny （多阳光的，明朗的）luck（运气）→lucky （幸运的）noise（嘈杂声）→noisy （嘈杂的，喧闹的）health（健康）→healthy （健康的）2.名词加-ful构成形容词。
use（使用）→useful （有用的，有益的。
不去e）awe (敬畏) →awful(使人敬畏的讨厌的，可怕的。
去掉e)beauty （美丽）→beautiful （美丽的）[特别提醒：别忘了把-y变成-i，再加-ful]care （关心，小心）→careful （小心的，仔细的）3.名词加-ly构成形容词。
friend （朋友）→friendly （友好的）love （爱）→lovely （可爱的）month （月份）→monthly （每月的）live （生活，居住）→lively （充满生气的）day （天）→daily （每日的）4.动词加ing构成形容词：relax放松—relaxing令人愉快的bore令人厌恶—boring令人厌恶的interest吸引—interesting令人感兴趣的5.动词加ed构成形容词：crowd拥挤—crowded 拥挤的relax轻松—relaxed轻松的舒畅的interest吸引—interested感兴趣的bore很厌恶—bored疲倦的二、短语归纳①help with housework 帮助做家务活②go shopping 购物③on weekends 在周末④how often 多久一次⑤hardly ever几乎不⑥once a week 每周一次⑦twice a month每月二次⑧go to the movies去看电影⑨every day 每天⑩use the Internet上网/用网11 be free有空12 have dance and piano lessons 上舞蹈钢琴课13 swing dance摇摆舞14 play tennis 打网球15 stay up late 熬夜16 at least至少17 go to bed early 早睡18 play sports 锻炼身体19 be good for 对…有好处20 go camping去野营21 in one’s free time 在某人的空闲时间22 not….at all 根本不23 the most popular 最流行24 such as例如25 go to the dentist去看牙医26 more than 超过/多于27 Old habits die hard.旧习惯难改28 hard=difficult 困难的29 less than 少于/不到三、典句必背①—What do you usually do on weekends? 你周末通常做什么？—I always exercise.总是锻炼身体。
八年级上册英语Unit_2_How_often_do_you_exercise知识点总结
Unit 2 How often do you exercise? 【知识梳理】III. 交际用语询问别人做某事的频繁程度IV. 重要语法频率副词一For about three years．大约三年.(2)how soon意为“多久以后”.多用于将来时间，其答语为in+一段时间.—How soon will your mother come back?你妈妈多久以后回来?一She will be back in ten minutes．她十分钟以后回来.(3)how many times意为“多少次”，它只询问次数，即“多少次”.常用once一次,twice两次，three times三次等回答.一How many times did you get to Beijing?你去北京几次了?—Oh，four times．哦，四次了.(4)how far意为“离……多远”，多用来询问路程.How far is it from your school to your home?你家距离学校有多远?【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．他的房子在一场大火中被烧毁了.(2)family着重指家庭成员.My family are au here．我们一家都在这儿.(3)home则指某人出生及生活的环境，包括住处及家人.He left home at the age of 18．他18岁离开了家.4.trytry to do sth．试图做某事，想要做某事try one's best竭尽所能She tries to learn English．她试着去学英语.Jack tries his best to win the game．杰克尽他最大的努力去赢这场比赛.5. a lot of, many, much三者都可表示“许多”，a 10t 0f既可修饰可数名词，也可修饰不可数名词；many修饰可数名词复数；much 修饰不可数名词.We have a lot of friends．---We have many friends．我们有许多朋友.Do you have a lot of money?=Do you have much money?你有许多钱吗?在修饰可数名词复数时，a lot／lots of可与many互换；在修饰不可数名词时，alot／lots of可与much互换.但a lot／lots of一般不用于否定句和疑问句中，在这两类句子中要用many或much.6.kind ofkind of后接形容词或副词，意为“有点，有几分”.He felt kind of tired．他感觉有点累.The like is kind of expensive．那辆自行车有点贵.(1)a kind of+ m一种This kind of question is hard to answer．这种问题很难回答.(2)all kinds《+n．各种各样的There are all kinds of flowers iIl the park．公园里有各种各样的花.(3)different kinds of+n．不同种类的There a地different kinds of animals in the zoo.动物园里有不同种类的动物.7．Maybe ,perhaps, likely possible, probablymaybe. perhaps和probably都有“也许，大概”的意思.perhaps也许，大体和possibly同义；probably大概，肯定的成分较大，是most likely的意思；possibly可能，常和call，may，must等情态动词连用，比probably语气弱得多；maybe或许，比perhaps普通，但不庄重；likely或许，通常与most，very连用.8．although , thoughalthough和though作连词用，意为“尽管，虽然”，二者可以通用.Although／Though they are so poor ,they have enough to eat·他们虽然穷，食物还是够吃的.注意：在一个句子中，用了although或though就不能用but了，用了but则不能用although或though，即：“虽然……但是……”不见面，但是可以用yet.9．hard, hardlyhard既可作形容词，也可作副词，其词义丰富；hardly是具有“几乎没有，几乎不”这种否定含义的独立副词. ms ground is too bard to dig．这块地太硬，挖不动.(adj．)Chinese is hard t0 learn for foreigners．对于外国人来说汉语很难学.(adj.)You should study hard．你应该努力学习.(adv．)There is hardly any coffee left．几乎没剩下什么咖啡了.(adv．)Hardly anybody came．几乎没有什么人来. (adv．)【中考连线】①一Do you have any plans for your summer vacation？一I am ____for London next Sunday．A．going to B．leaving C. will go答案：B点拨：leave for意为“动身去某地”，故选B.②(2009·浙江湖州中考)---___do you visit your uncle?----Once a week, at least．A．How long B．How manyC．How often D ．How soon答案：C点拨：本题考查疑问词的用法.由答语“至少一周一次”可知用how often how long “多久”；how m any'‘多少”；how soon'‘多久”.③(2009·淄博中考)--Would you mind ____my little sister while I’II away?--Of course not．A．looking for B. looking atC. looking afterD. looking forward to答案：C点拨：由题意“当我不在时，你介意照顾一下我妹妹吗?”知选looking after.④《2009·河北中考)--___can you be ready ，Andy?一In ten minutes. ．A．How much B．How oftenC．How long D ．How soon答案：D点拨：how much多少．提问不可数名词或价格；How often多久一次；how long多久，多长；how soon多久，用于将来时态.由答语in ten minutes“在l0分钟之后”知选D.1. How often do you shop? 疑问词how的用法(1)怎样，用什么手段，方法/交通工具How are you? / How is she?How did he do it? / I don’t know how to swim.How do you come to school?(2) 情况如何（指身体健康状况）How are you?(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 often do you exercise 知识点归纳
Unit 2 How often do you exercise？重点语法：频率副词表示事情发生的频率，询问别人做某事的频繁程度主要频率副词的等级排序：always(总是) > usually (通常) > often(经常) > sometimes(有时) > hardly ever(很少) > never(从不) “一段时间做某事的具体次数”大多数用“基数词+ times+时间间隔”的结构。
如：once a week 一周一次(“一次”用特殊词once)twice a day 一天两次(“两次”用特殊词twice)three times a month 一个月三次(三次及三次以上基数词+ times 结构)four times a year 一年四次位置：通常放在情态动词，助动词，Be动词之后，实义动词之前。
提问：用How often 引导特殊疑问句回答：用always, sometimes, twice a day 等频率副词。
例句：A: How often do you watch TV?(你多长时间看一次电视？)B: I watch TV every day.(我每天都看电视。
)重点短语：as for 至于；关于）of course = sure 当然；确信look after = take care of = care for 照顾；照看a lot of = lots of = plenty of 许多；大量every day 每一天every night 每晚hardly ever 几乎不be good for 对……有益be good for one's health 有益健康try to do sth. 尝试做某事get good grades 取得好成绩help sb. [to] do sth. 帮助某人做某事kind of 有点want [sb.] to do sth. 想要（某人）做某事keep in good health 保持健康No two men think alike. 人心各异。
unit 2 how often do you exercise单元必备知识点 重点短语和句子
Unit 2重点词组和句子一、重点词组1、对频率提问how often2、帮助（某人）做家务help(sb) with housework3、几乎不曾hardly ever4、放松的最好方式the best way to relax5、每周一次once a week6、一个月三到五次three to five times a month7、很忙be full 8、一周3至4次three or four times a week9、百分之几十的学生…? What percent of the students…? 10、至少at least11.想要某人做某事want sb. to do sth. 12. 吃快餐eat fast food13.在我们的空余时间in our free time 14.根本不not… at all15.上网use the Internet 16.问题的答案the answers to the questions17.15%的学生fifteen percent of the students 18去上网go online19.一个…，另一个…one…，the other…20.一个18岁的女孩an 18-year-old girl 21.去看牙医go to the dentist 22.对我们的健康有益（害）be good(bad) for our health 23.二十多个学生more than twenty students 24.不到四十岁less than forty years old25.旧习难改Old habits die hard二、重点句子1、你周末通常做些什么？What do you usually do on weekends?我通常上网。
I usually use the Internet.2、她多久锻炼一次？How often does she exercise?她每周锻炼三四次。
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Unit2 How often do you exercise?
知识点整理
重点短语：
how often 多久一次help with housework 帮助做家务
on weekends 在周末go to the movies 去看电影
go shopping 去购物do exercises 做锻炼
do the dishes 洗餐具hardly ever 几乎从不
once a week 每周一次twice a month 每月两次
be free 有空have dance and piano lessons 上舞蹈课和钢琴课
swing dance 摇摆play tennis 打网球
stay up late 熬夜；睡得很晚use the Internet 用互联网
at least 至少go to bed early 早点睡觉
want sb. to do sth. 想让某人做某事be good for 对……有好处
play sports 进行体育活动go camping 去野营
in one’s free time 在某人的业余时间ask sb. about sth. 向某人询问某事not…at all 一点儿也不…… the most popular 最受欢迎的
by doing sth. 通过做某事the best way to do sth. 做某事的最好方式
help sb. with sth. 帮助某人做某事
How about…? ......怎么样？/ ……好不好？
spend time with sb. 和某人一起度过时光such as 比如；诸如old habits die hard 积习难改
go to the dentist 去看牙医less than 少于
more than 多于；超过
重点句子：
What do you usually do on weekends? 你通常在做什么？
I often go to the movies.我经常去看电影。
What’s your favorite……? 你最喜爱的…是什么？
How many+可数名词复数+一般疑问句？…有多少…?
How come？怎么会···？（表示你觉得某件事很奇怪，有点想不通，以How come 开头的句子仍使用陈述语序）
e.g. How come you didn’t tell me earlier?你怎么不早点告诉我？
主+find+that从句. ……发现……e.g.We found that only fifteen percent of our students exercise every day.
It’s+ adj.+ to do sth. 做某事是……的。
It’s good to relax by using the Internet.
重点语法：
1.不确定的频度副词：表示动作发生间隔（既频率）的副词。
它们有：always ; usually ; often ; sometimes ; seldom ；hardly ever ; never 等。
always（100%）＞usually（约80%~90%）＞often（约60%）＞sometimes（约30%）
＞seldom（约20%）＞hardly ever（约10%）＞never（0%）
在句中位置：频度副词在句中通常放在be动词、助动词、情态动词之后，在实义动词之前。
She is often late for school./I can never be
sure./He always helps me.
2.表示确定的频率短语
every day/week/month/year 每天/周/月/年
once a week 每周一次
twice a week 每周两次
twice a month 一月两次
three times a day 一天三次
注：三次或三次以上一般用“基数词＋times”表示。
3.区别how often 跟how long
how long 多久（用来提问有多长时间）
回答通常是more than two weeks、for a week、ten years等表示一段时间的状语。
例：—How long did you study English in China?—For three weeks. 2. how soon 用来提问“需要多长时间才会”，指某一动作要多长时间以后才能完成或发生。
回答通常是“in＋一段时间”
例：—How soon will you come back？
—In a week.
特殊疑问词How的用法
家族成
员
称呼职责
how
1)怎样；怎么
2)多么1)指询问方式、方法；程度
2)构成感叹句
how old 几岁询问年龄多大。
how
many
多少询问可数名词的数量。
how much 1)多少(how many的孪生
兄)
2)多少钱
1)询问不可数名词的数量
2)询问价钱或钱的数量
how far 多远询问两地之间的距离。
how
often
多久一次(表频率) 询问做某事多长时间一次。
how long 1)多久
2)多长
1)询问做某事花了多长时间
2)询问物体的长度
how tall 多高询问人或物的高度how fast 多快询问速度
练习:
一、对划线部分提问
1）He always plays basketball after school.
_______ does he always _______ after school?
2) They hardly ever play football.
_______ _________ ________ they play football? 二、单项选择
( ) 1. ---How often ______ she exercise?
---Twice a week.
A. do
B. does
C. doing
D. did ( ) 2. I ______ like to drink milk.
A. not
B. doesn’t
C. d on’t
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. ﹨( )5.They have housework to do.
A. many
B. Much
三.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 (离开) your hometown?
2.了解下列频率副词，写出其汉语意思.
always (100%)_______ usually (80%)________ often (60%)______
sometimes (30%)_____ hardly ever(1%)_______ never (0%)_______
一、用所给词的正确形式填空
1. I watch TV _________ (one) a week.
2. He watches TV _________ (two) a week.
3. Katrina __________ (exercise) every day.。