人教版八年级上册英语unit2单元知识整理.docx

Unit2 How often do you exercise?一、核心短语help with housework on weekends how often hardly ever once a week twice a month every day be free go to the movies use the Internet swing dance play tennis stay up late at least go campinghave dance and piano lessons go to bed early play sports be good for notat all in ones free time the most popular such as old habits die hard go to the dentist morn than less than help sb. with sth How about? want sb. to do sth. 二、核心语法 1. exercise （v/n）的用法(1)（动）:锻炼. 如： He exercises every day.(2) (可数名词)：“.操;练习”. eg: do morning/ eye exercises; do math exercises(不可数名词):“锻炼;运动”讲： eg: We often do / take exercise on weekends.2. -How often do you usually go shopping? Sometimes/Twice a week. 有时候/一周两次.(1) go shopping 意为“去购物”。Go+ v- ing : 表示进行某项活动。如：Go swimming/ shopping/skating/skiing/fishing/climbing/hiking(2) 频率副词：always=all the time, usually, often, sometimes=at times , hardly ever, neveralways usually sometimes seldom hadly ever never 100% 80% 60% 30% 10% 0% .sometimes: 有时候；sometime：某时；some times：许多次/倍; some time: 一段时间. hardly(adv): 几乎不 eg ：I hardly go to walk after having lunch. 硬的；eg: The stone is hard.hard困难的；严厉的； eg: They are a hard team to beat.努力地； 猛烈地,勤奋的 eg: You should study hard.(1) The ground is too to dig (2) I can understand them. (3) Its raining ,the people can go outside. .how often表示“多久一次”，是对动作的频率进行提问。 频率副词： always, usually, often, sometimes, hardly ever, neverhow often 次数时间段: 回答：once or twice a week注意：表示“一次或两次”时，一般用once和twice表示。如：once a month(一个月一次)，而表示“三次或以上”时，则用“数词times”结构。如：five times a year (一年五次)every 时间段: every day (每天) 区别：everyday（每天的；日常的）(3) 由how构成的疑问词组的用法“多少” howmany+ 可数名词复数 eg: how many programshowmuch+不可数名词 eg: how much coffeeeg:Howmucharethosepants?. how many times: “多少次”. 其答语表示次数。如：once ,twice，three times等 How old.? 询问年龄 如：How old are you? I am five.“how long?” 多久(时间) 常用 for two days，for three hours等回答。 多长（某物的长度）如：-How long is the river? -10 kms. how soon 用来询问过多久，多久以后，其答语是in two hours，in three days等。eg:How soon wil he come back？ In an hour。3. “空闲的”：Are you free tonight? free “自由的”： a free country freedom(n) “免费的”： work for free. full4. “满的；饱的” be full of : The bottle is full of water. “忙的”=busy He had a full life5. She says its good for my health. 她说那对我的健康有益。(1）be good for：“对有好处”。 eg:Doing exercise is good for our health.（2）be good at：“擅长于” eg: He is good at _(play) football.(3) be good to sb./sth: “对好” eg:The old woman is good to _ (we)(4) be good to do sth.: “适合；宜于” eg：The water is good to drink.(5) be good with: “与相处好” eg:The teacher is good with his students.6. go online = use the Internet ：上网 7. Teenager magazine 青少年杂志8. more than two hours=over two hours:超过 9. go to the dentist: 去看牙医10. keep healthy = stay healthy = keep in good health: 保持健康11. ask sb. to do : 叫做某事 ask ask sb. not to do sth.: 叫不要做某事 ask sb. about sth. : 问某人某事 eg: Teacher asked me _ (clean) the classroom.Teacher asked me _ (not clean) the classroom.We asked our students about their free time activities.ask sb. for sth. : 向某人要求 如：ask teacher for help12. help sb. with sth. 如：They help_ (I) with this problem. help sb.（to）do. 如：They help you _(solve) this problem. 13. (n) 惊讶: to ones surprise 令某人惊讶的是 in surprise 吃惊地surprise be surprised at sth. 对 感到意外(v) 使惊奇、意外： be surprised to do sth. 惊讶做某事 be surprised that + 从句如：I was surprised at the news = I was surprised to hear the news.14.fifteen percent of the students 百分之十五的学生 15. swing dance 摇摆舞16. although(conj):“尽管；虽然”，表示转折关系，同义词有though, 不能与but同时使用。eg: Although theyre neighbors, they dont play together.= Theyre neighbors, but they dont play together. 17. maybe (adv): 也许，大概 (Maybe) he _ (know) it.May + v(原)：也许，大概 He may _ (know) it.eg: Maybe he is at home.= He maybe is at home.= He may be at home.18. Its good to relax by using the Internet or watching game shows.by: He learns English by _ (learn) English songs.通过 方式 He went home by bus.= He went home on the bus= He took the bus home.through 通过 方式+ 名词： The best way to relax is through exercise.（从里面）穿过： Climb through the window注意： 横过（从一边到另一边） walk across the street.例如19. such as =like + 名短： eg: such as winning the game. for example + 句子： Its _(health) for the mind and the body.20. Old habits die hard. 恶习难改. die(v):死亡；消失 diedeath(n): 死亡；the death of peopledead(adj): 死的； dead peopledying(adj): 垂死的；临终的；（植）枯萎的 dying wish-遗言21. You can spend time with your friends and family as you play together.spend 度过（时间） spend the weekend with family 花费（时间、钱） eg: He spent 20 yuan (in) buying the magazine.同义句：He spent 20 yuan on the magazine.He _20 yuan for the magazine. 一. 选择填空。 ( )1. Mr Wang is leaving _ Guangzhou next week. A. to B. with C. in D. for ( )2. -_ is it from your home to school? -Three miles. A. How far B. How much C. How soon D. How long ( )3. It will take the men half a year _ the work. A. finish B. finishing C. to finish D. finishes ( )4. I often go to work _. A. ride my bike B. by bike C. by a bike D. on bike ( )5. _do they play basketball?Every day.AHow soon BHow much CHow many DHow often 二. 完成下列对话。 从下列方框中选择恰当的句子，完成下列对话。 A: _1_ B: Yes, please. Could you tell me the way to the First Peoples Hospital? A: Let me see. Oh, its far from here. A. Thats OK. B. You can take a bus to go there. C. Can I help you? D. How long does it take to get there? E. How far is it? B: _2_ A: About five miles. _3_ B: Which bus should I take? A: The No.1 bus will take