Unit8单元知识点总结及现在完成时讲义人教版英语八年级下册

八下unit8一、单词英译汉bandforeverabroadactuallyeversincefansouthernmodernbelonglaughterbeautymillionrecordintroducelinepop二、知识点总结befullof=befilledwith“充满……”treasurec.n“珍宝”u.n“珠宝，财富”growup“长大，成长”putdown“放下；记下”（宾语为代词，放置短语中间）Page+基数词“第几页”hurryup“赶快，急忙”hurryto+地点“匆忙去某地”inahurry“匆匆忙忙”beduetodosth“预定做某事”learntodosth“学习做某事”learnfrom向……学习learnbyoneself自学learnof/about得知，获悉onthesand“在沙滩上”Howlong“多久”（对一段时间提问，答句多是for+一段时间，常用现在完成时）One...theother...“一个……另一个……”（两者之间）Some...theothers...“一些……另一些……”（三者或三者以上）byland“经由陆地”onland“在陆地上”inthemiddleof“在……的中间”leavebehind“留下；遗留；忘记携带”technologyu.n“科技”technologicaladj“科技的”technologistn“技术专家”can’twaittodosth“迫不及待做某事”三、现在完成时(1)表示过去发生或已经完成的动作对现在造成的影响或结果。(2)表示从过去某一时间开始并一直持续到现在的动作或状态。常与since+过去的时间点，for+一段时间，since+时间段+ego,sofar等时间状语连用。(3)基本结构及句型转换：主语+have/has+过去分词(done)(当主语是第三人称单数has,其余人称用have。)①肯定句：主语+have/has+过去分词+其他②否定句：主语+have/has+not+过去分词+其他③一般疑问句：Have/Has+主语+过去分词+其他(4)hasgone(to),hasbeen(to),hasbeen(in)的区别Have/Hasgone(to):去了(现在不在说话现场)Have/Hasbeen(to):去过(已不在去过的地方)(5)现在完成时的标志：①常与just,already,yet,ever,never,before,sofar等连用，强调动作的完成，不强调动作的持续。HaveyoueverbeentoJapan?Ihavejustfinishedmyhomework.②for+时间段;since+过去的时间点;since+段时间ago;since+一般过去时的句子。Theyhaveknowneachotherforfiveyears.Sincehewasachild,hehaslivedinEngland.(6)动词过去式和过去分词的变化规则变化：1.一般在动词词尾直接加ed。2.以不发音的e结尾的动词后面加d。3.以―辅音字母+y‖结尾的动词，变y为i，再加ed。4.词尾只有一个辅音字母的重读闭音节动词，要双写辅音字母，再加ed。5.以不变应万变。6.若中间有双写e，则去掉一个e，单词末尾再加t。练习单项选择1.—Mary,doesthisdictionary________toyou?—No,it’ssomeone_________.A.be;else B.belong;else C.be;else’s D.belong;else’s2.Oneofthetwomendiedand_________ran________myhouse.A.another;to B.theother;towards C.other;to D.else;towards3.ThereareseveralpeopleIdon’tknow.Canyou_________themtome?A.explain B.introduce C.provide D.offer4.What_________factswouldyoulike_________aboutcountry?A.else;knowing B.other;knowing C.else;toknow D.other;toknow5.Ourheadteachergaveusa_________speech.A.success B.successful C.succeed D.successfully6.It’sreportedthattherearemorethan300__________smokersinChina,nearlyathirdofallthesmokersintheworld.A.million B.millionsC.millionof D.millionsof7.Lilyismyclassmate.We____eachothersinceshecametoourschool.A.knowB.knewC.haveknownD.willknow8.—Jack,Ihaven'tseenyouruncleforalongtime.—He________Shanghaionbusinessfortwomonths.A.wenttoB.hasgonetoC.hasbeeninD.hasbeento9.Threemillion________alargenumber.Youcanmakeit________.A．are;smallB．is;smallerC．is;smallD．are;smaller10.—Whenwillyougivethenovelbacktome?—Sorry,I______it.HowaboutFriday?didn’tfinish B.won’tfinishC.haven'tfinished D.don’tfinish二、用所给单词的适当形式填空。1.Everydayonlytwo___________(thousand)visitorscanetothemuseum.2.Weallenjoythe____________(beautiful)ofthenatureandthecountryside.3.Assoonasthemanfinished____________,(read)thegirlgavehimanotherbook.4.Ifyoukeep__________(practice)runningeveryday,youwillbeagoodplayer.5.Everybodyshouldknowthe(important)ofhealth.6．________(million)ofvisitorsetothisinterestingplace.7．Shefinished________(do)herhomeworklastnight.8．Theboycan’twait________（get）offthebus.9．Wecantellthatsheisveryhappyfromher________(laugh).10．ThebookAliceinWonderlandisveryinteresting.I________(read)ittwicealready.三、根据所给汉语和提示词完成下列句子。1.她小的时候，常常反抗她的家人。Whenshewasyoung，sheusedto____________________everythingwithherfamily.2.李明已经逐渐意识到了学习英语的重要性LiMinghas________________________theimportanceoflearningEnglish.3.台湾自古以来就属于中国Taiwan__________________________Chinaeversincelongago.4.中国是茶叶之乡China__________________________________tea.5.这首歌使萨拉想起她在美国的家人和朋友ThissongmadeSarah____________________herfamilyandfriendsintheUS.6．据我所知，这是世界上最高的湖泊。____________________________________，thisisthehighestlakeintheworld．7．他们上周吸收了一些新的篮球运动员。They____________somenewbasketballplayerslastweek．8．面对困难，戴维是这么勇敢。Davidissobrave_____________________________difficulties．9．屠呦呦成为第一位获得诺贝尔奖的中国女性。TuYouyoubecamethefirst_________woman_____________theNobelPrize．10．可以随便问我关于机器人的任何问题。________________toaskmeanyquestionsaboutrobots．四、书面表达当前，我市各学校正在开展“好书伴我成长”活动。请你根据活动主题并结合表格信息，以“GrowingupwithGoodbooks”为题，用英语写一篇约80个单词的倡议书，向全校同学发出倡议。读书的益处获取知识、开阔视野、使人快乐存在的现象听音乐、看电视、上网等占用了大部分业余时间发出倡议多读书，读经典好书。让读书成为我们生活的一部分。要求：1.倡议书应包含所有要点；2.倡议书的开头已给出，不计入总词数；3.文中不得出现真实姓名与学校名称。GrowingupwithGoodbooksMydearfriend,_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________【答案】MyDearFriends,Readingisveryimportant.Wecan