2014年新版八年级下Unit_7_section_A_知识点讲解及练习.doc

教 案题目（教学章节或主题）：Unit 7 课文重点讲解 Section A授课日期：授课时间：教学重点、难点：重要性：典型例题： 1.DoyouknowthatMr.Zhangpassed_lastweek Yes.Hedied_illness.A.away;ofB.onfromC.by;withD.off;as2.The words population is growing _ and there is _ land and water for growing rice.A. more; less B. larger; fewer C. larger; less D. more; fewer3. _ the population of China? Its about 1.3 billion.A. Whats B. How many is C. How much is4.I am good at math, but his English is _ than mine.A. much better B. more better C. very better D. pretty better5. _ have you been in the sports club?Since the first month I came to the school.A. How old B. How long C. How much D. How soon6._ have you been married?For twenty yearsA. How far B. how often C. how long D. how soon本次教学评价：非常满意 较满意 一般 家长或学生签字 共 小时本节课回访记录：任课老师签字： 主任签字： 日期：讲 义教学过程：Section A1. about 9,600 ,000 quarekilometersinsize. 大小约9,6000,0000平方公里。 1）square adj. 平方米 , 用于数字后表面积。 anareaof95squaremeters95平方米的面积 n，正方形；广场 Manyoldpeoplelikedancingonthesquareaftersupper. 2）insize=have/hasanareaof.（面积）大小2. 1，025metersdeep深1，025米在英语中，表示事物的长、宽、高、深等时，主要有两种表达方式：结构1： “基数词+单位名词+形容词（long,wide,tall,deep等）” 如果数词超过1，单位名词要用复数形式。deepadj.深的 takeadeepbreath.深深呼吸 “基数词+单位名词+in+名词（length;width;height;depth等）【注】单位词有：meter;foot;inch;kilogram等 YaoMingisover2meterstall. Theriveris50meterswide. twometerslong=twometersinlength2米长 threefeethigh=twofeetinheight.3英尺高 结构2：长、宽、高、深还可用复合形容词表示“数字+量词（单位）+形容词（long/wide/tall/deep等）.各个词间用连字符连接，常作前置定语修饰名词。 JeremyShu-HowLinisa1.91-meter-tall-basketballplayer.【拓展】adjn deepdepth longlength highheight widewidth3.Qomolangmais_thananyothermountainintheworld.珠穆朗玛峰比世界上任何山都_. “any other +可数名词的单数” 任何其他的【用法1】any other 其他任何一个 ,后接可数名词单数，指在同一范围内除了某人或某物以外的其他任何人或物，通常用于比较级，多用于同一范围内相比较。 Shanghai is bigger than anyothercity in China.【用法2】 “any other +可数名词单数” 可与 “the other + 可数名词复互换，也可用最高级形式表达。 Lucy is more careful than anyotherstudent in her class.(any other + 可数名词单数） =Lucy is more careful than theotherstudentsin her class. (the other + 名词复数） = Lucy is themostcarefulstudent in her class.4. Its a lot bigger than the population of the US. （中国）人口比美国多对多。1）a lot .得多；很多；非常【辨析】(1)alot很多，做副词短语，修饰动词，放在动词之后。相当于verymuch. (2)alotof=lotsof+复数名词=many+复数名词=much+不可数名词 It usually rains a lot at this time of year.( )He knows _ about this event. A. a lot of B.lots of C.many D.a lot()Hedrinks_.Hesgot_moneybutnot_friends.A. alot;plentyofmuch B.much;alotofmany C.alot;alotof;many D.alotofalot;alotof 2）population人口；人口数量population做主语且强度整体人口时，谓语动词一般用单数， Thepopulationisincreasingfasterandfaster.当主语时“人口的百分之几、几分之几”时，谓语动词常用复数形式。 Threequartersofthepopulationareworkers.表示人口的多或少时,用large或small ThepopulationofChinaisverylarge.中国人口众多 询问某国、某地有多少人口时,用Howlarge.?; Howlargeisthepopulationofyourhometown?你们家乡有多少人口?【注意】1. 提问有多少人口，常用“whatisthepopulationof?” 2. 表示“某地有多少人口时，常用hasapopulationof句型 WhatisthepopulationofCanada? 加拿大的人口有多少? Indiahasapopulationofmorethanonebillion.练习：()Thepopulationofthetownismuch_thanthatofyourtown. A.lessB.fewerC.smaller ()TheexpertsthinkthatIndiaspopulationmaybethanChinas_2012. A.much;byB.more;inC.larger;byD.larger;on5. It has a muchlonger history than the US. （中国）比美国历史长得多。 much 得多 （修饰比较级）类似的词还有：even 更. , a lot 很多；.得多” a little 比.一点My classroom is a little bigger than yours.6 . Feel free to ask me anything on todays Great Wall tour. 针对今天的长城之旅，大家可以自由提问我任何问题。tourn旅行touristn旅游者touristyadj.游客很多的. tourguide导游Mybrotherwantstobea_(tourist)guide.TheStoneForestisanexcitingsight.Butitistoo_.(tour)Beijingisa_(tourist)city.TheGreatWallisveryfamousintheworld.Soitis_(tour).【拓展】travelv旅行travelern旅游者travelingadj.旅行的travelto到旅行travelallovertheworld.周游世界【辨析】tour/trip/travel/journey词语用法travel一般指长途旅行，到国外或远方旅行。travel还可作动词tour旅行，周游，观光.一般团队都是tourtrip一般指短距离旅行，直达目的地的旅行journey有时并不指真正意义的“旅行”，而只是表示走过一段距离。（）Mr.Brown_bytrainforaboutaweek.A.hastraveledB.travelsC.travelD.istraveling ()Jimwentonaguidedfive-day_ofBeijingthissummer. A.travelB.journeyC.tripD.tour7. Howlongisthewall?长城有多长？ howlong多长；多久对长度提问Howlongisthetable?About1.2meters.对时间提问，常用for或since引导的时间状语来回答。 How long does it take you to do your homework in the evening? For two hours.8. Themainreasonwastoprotecttheirpartofthecountry. 主要的原因是保卫自己的国家。 protectv“保护” Weshouldprotectchildren. protectsb./sthfrom保护某人/某物使其不受 protectyoureyesfromthesun.不要让阳光伤害你的眼睛。9.Asyoucansee,itsquitetallandwide. 正如你所看到的，长城非常高，也非常宽广。as conj.像一样，正如（用来引导状语从句）Iwassurprisedasheopenedthedoor. prep.作为 Igetjobasateacher.10. AsfarasIknow,therearenoman-madeobjectsasbigasthis. 据我所知，没有任何一个人造物有长城这么长。 asfarasIknow据我所知asfaras就.来说，至于.,引导状语从句，强调范围或程度，常与动词know,see,等连用，可放在句首或句中。 as far as I can remember 据我所记得的 asfarasIcansee依我所见11.Oneofthewordsmostdangeroussports is mountain climbing,登山是世界上最危险的运动之一。 one of + the adj. 最高级 + 可数名词复数，表示“最的之一”12. Ofallthemountains,Qomolangmarisesthehighestandisthemostfamous. 在所有的山峰中，珠穆朗玛峰最高，最有名。 famous=well-knowadj.著名的，有名的l befamousfor因而著名（某人因某种知识、技能或特征而出名）l befamousas作为.而出名（某人以某种身份而出名） ChinaisfamousfortheGreatWallandPandas LuXunwasfamousasawriter.()Einsteinwasfamous_agreatscientist. A.forB.asC.likeD.because()Suzhouisfamous_abeautifulcityinourcountry. A.toB.forC.asD.of13. Evenmoreseriousdifficultiesincludefreezingweatherconditionsandheavystorms. （比这）更严重的困难包括冰冻的天气条件和强烈的暴风雨。1）includev包括；包含includingprep包括（放在被包括的对象之前）2） freezingadj.冻冰的；结冰的 Today it is freezing cold. freeze v frozen adj. 冻结的，被冰覆盖的 I dont like frozen food.3）condition 条件；状况 outofcondition不健康，身体不好； ingoodcondition情况良好；完好14.It is also very hard to take in air as you get near the top. 并且越接近顶部呼吸越困难。 take in 吸入； 吞入（体内）takeafter（外貌）相像 takeaway拿开 takedown写下，记下takein吸收，吸纳 takeoff起飞；脱下 takeiteasy别紧张taketo喜欢，开始从事 takepictures照相 takecareof照顾，照料15. The first Chinese team did so in 1960 , while the first woman to succeed was Junko Tabei from Japan in 1975. 1960年第一支中国登山队登上了顶峰，1975年日本的田部井淳子成为第一个成功登上顶峰的女子。 1）whileconj.然而(连接并列句） HeisaworkerwhileIamadoctor. conj.当.的时候，（引导时间状语从句） WhileIwasdoingmyhomework,mymothercamein. 2）succeedv成功，达到successn成功 successfuladj.成功的 successfullyadv成功地 succeedindoingsth成功地做某事16.Whydosomanyclimbersrisktheirlives?为什么这么多登山者愿意冒生命危险？ riskoneslifetodosth某人舍命做某事Thereisariskofsth/doingsth有（做）某事的危险takerisks冒险练习：1. Ihavemanypenpals_(include)Lucy.2. Allthepeoplemusttakepartintheactivities,_themonitorsandtheteachers.A.includeB.includingC.includedD.toinclude3. Ifatfirstyoudont_(success).try,tryagain.4. Sheworksveryhard,soshewill_in_theexam. A.successful;passB.successpassing C.succeed;passingD.successful;passing【2012贵州遵义】Manypeoplewillgototheconcert,_(include)teachers,studentsandparents.【兰州】Tenpeople_(包含)ababy,werehurtinthecrash.【2013湖北随州】Theartmuseum_(成功）indisplayingthenewpaintings.【2012江苏无锡】Itwillbeadangeroustrip.Areyouwanttotakethe_(风险）.17.Oneofthemainreasonsisbecausepeoplewanttochallengethemselvesinthefaceofdifficulties. 最主要的原因之一是因为人们在面临困难的时候想挑战自我。 1）challengev/n挑战 faceachallenge面临挑战 challengesb.tosth向某人挑战 challengesb.todosth向某人挑战 Hechallengedmetoarace.他向我挑战赛跑。2）in the face of 面对（问题、困难等） They showed courage in the face of danger. 面对危险他们表现出了勇气。18. The spirit of these climbers shows us that we should never give up trying to achieve our dreams.这些登山者的精神告诉我们， 我们应该从不放弃实现自己的梦想。achievev获得；达到；实现achievementn完成；成绩achieveonesdream=onesdreamcomestrue实现某人的梦想Wewanttoseeyoungpeople_(实现他们的梦想)。_(实现) your dream through great effort is really cool.19. It also shows that humans can sometimes be stronger than the forces of nature. 它还告诉我们，人类有时候比自然的力量更强大。 1）humann人；人类 Nohumancouldlivelikethis.没有人能这样生活。 2）forcen力量； theforcesof.的力量Theforceofhumanisgreat. V.迫使；强迫 forcesb.todosth强迫某人做某事 Nobodycanforcemetodosomething. 3）nature不可数名词“自然界；大自然”naturaladj.自然地 innature在自然界中巩固练习【2013青岛3】42. It is _ that Mr. Guo sailed across the world by himself_ within about 130 daysA. terrified, successful B. scary, successfully C.amazing,successfullyD.convincing,successful【2011广东2】40.HaveyoueverseenthemoviecalledLosAngles2011?Yes,butIthinkits_.IfellasleepwhenIsawit. A.excitingB.boringC.boredD.excited【2012山东济宁】In the talent show, I performed well and Ann did even _.A. well B .better C. more D. worse【2011本溪5】Mrs.Blackdoesntagreetokeepacat_apetbecauseshehatescats.A.forB.onC.asD.with【2011山东聊城4】31.WellhavedinneratQianxilongRestaurant,whichisfamous_itsfood. A.ofB.toC.forD.as【2011山东潍坊】The magazine was started by Becky, _ I know.A. as far as B. as well as C. as soon as D. as much as【2011曲靖】Qujing is one of_ cities in Yunnan , and has attracted many people living and working here.A. the largest B. the large C. larger D. largest（重庆市2012）What do you think of the film you saw yesterday?Oh! Its one of _ films Ive ever seen.A. interesting B. more interesting C. most interesting D. the most interesting【2012江苏常州】Why have you got so much water here? For the trail wa