八下M3要点解析及习题训练.doc

M3要点及习题Unit1句型展示1、 我刚刚为我们的学校课题制作了一个模型飞机。Ive _ _a model spaceship for our school project.2、 我还没开始呢，因为我不确定怎么制作。I _ _yet, because Im not sure _ _ _it.3、-那么他们在火星上发现了生命了吗？ -不，还没有。-So _they _life on Mars? -No, they _ _.4、这就是为什么它（宇宙飞船）会上新闻。Thats _ _ _on the news.5、为了有一天把宇航员送到火星上，许多科学家正在努力地工作。Lots of scientists are working hard _ _ _send astronauts to Mars one day.探究 要点解读1. Has it arrived yet?自主领悟1) arrive“到达”+ in大地方 at小地方 = reach =get to 温馨提示：当arrive, reach, get后跟表示地点的副词，如here, there, home等，不用介词，即arrive/get/reach here/there/home.李叔叔前天到达纽约。Uncle Li arrived _/=_ _/= _New York the day before yesterday.2) yet“（迄今）还，尚”，用于现在完成时的否定句和一般疑问句中，放在句尾，谈论尚未发生的事情。我们还没有在其他行星上发现生命。We havent found life on other planets yet.already用于现在完成时的肯定中，谈论已经发生的事情。我妈妈已经做好了晚饭。My mother has already cooked supper.活学活用1.Have Lingling and Betty finished their homework _? A.yet B.already C.just D.still2.I sent my letter to you yesterday. Have you heard from me _? A.yet B.already C.just D.still3.Daming has _finished his paintings. A.still B.yet C.already D.so4.We reached the station in time yesterday.（改为同义句）We _ _the station in time yesterday.2.So have they discovered life on Mars?那么他们在火星上发现了生命了吗？“发现”各有千秋look for寻找强调寻找的过程。我在找我的钥匙。Im looking for my key.find找到强调寻找的结果和能力。我们找不到丢失的书籍。We cant find the lost books.find out查明；弄清楚强调经过一番努力或询问而查明某事或真相。我们会弄清楚到底发生了什么。Well find out what happened.discover发现，找到强调客观存在但不为人知的事物，后跟名词。哥伦布于1492年发现了美洲。Columbus discovered America in 1492.invent发明强调创造出以前从未存在过的新事物。爱迪生发明了许多有用的东西。Edison invented many useful things.活学活用1.The policemen wanted to _who stole the gold? 2.Tom _a box of gold on the island with his friends.3.-Do you know who _the telephone? -Bell.4.My pet dog was lost. I _everywhere and I _it in the garden.3.Lots of scientists are working hard in order to send astronauts to Mars one day.为了有一天把宇航员送到火星上，许多科学家正在努力地工作。自主领悟表示目的：“为了” in order to 否定形式：in order not to为了赶上第一班车，托马斯很早就起床了。Thomas got up very early _ _ _catch the first bus.归纳拓展： 相同的“目的”，不同的表达1)in order to = to = as as to2) in order that = so that 目的状语从句We should work hard in order to pass the exam. 为了通过考试，我们应该努力学习。=We should work hard in order that / so that we can pass the exam.活学活用1.为了不吵醒孩子，我们轻轻地走了过去。We went in quietly _ _ _ _wake up the child.2.The little boy saved every coin so that he could buy his mother a present on Mothers Day.（改为同义句）1)=The little boy saved every coin _ _ _ he could buy his mother a present on Mothers Day.2)=The little boy saved every coin _ _ _ buy his mother a present on Mothers Day.基础达标I 用所给词的适当形式填空1.Give me the _(late)newspaper, please.2.Now air in the country is much _(clean)than that in the city.3.No one _(work)out the maths problem yet.4.We plant many trees and flowers every year in order _(make)our city more and more beautiful.5.We decorated the house _(welcome)the New Year.II 句型转换1.What are you busy doing?（改为同义句） What are you _ _?2.We have already known something about Chinese history. （改为一般疑问句）_ _ _anything about Chinese history _?3.We have decided what we should do next.（改为简单句）We have decided _ _ _next.4.Tigers are dangerous, so they have to move. （改为同义句） Tigers are dangerous_ _they have to move.5.Could you please post the letter for me? Sure, _ _ .（作出肯定回答）Unit2预习 基础自测I短语互译1.绕着转go _ 2.的一小部分_ _ _of3.数十亿的_ 4.solar system_ 5.the Milky Way_II句型展示1.我们还没有在任何其他行星上发现生命。We _ _ _life on any other planets yet.2.科学家们也已经在宇宙中发现了许多别的星系。Scientists _ _ _many other galaxies in the universe.3.所以宇宙有多大？它是不可能想象出来的。So _ _is the universe? _ _impossible _ _.4.然后，还没有宇宙飞船到过足以到达我们（银河）系其他恒星那么远的地方。However, no spaceship has travelled _ _ _reach other stars in our Galaxy.5.宇宙中有这么多星球，我们是孤独的呢，还是在太空中还有其他生命存在呢？_so many stars _the universe, are we alone, or _ _life out there in space?探究 要点解读1.None of them has an environment like that of the earth.它们中没有一个有像地球这样的环境。1)None“没有一个”，不定代词。 2) none of；作主语时，谓语动词要用单数形式。这些孩子中没有一个人讲英语。None of the children speaks English.用法辨析：none 与no one的区别 none1）既可以指人，也可以指物。2）一般用来回答How much/many引导的特殊疑问句。树上有几只鸟？-How many birds are there in the tree?一只也没有。-None. no one1）=nobody, 常用来指人，作主语时，谓语动词用单数形式。2）不可以与of连用。3）一般用来回答who引导的特殊疑问句。此时，谁在房间里？-Who is in the room at the moment?没人。-No one. / Nobody.活学活用1.None of us _(visit)British Museum before.2.-Who will climb the hill if it rains tomorrow? -_except you, I think.A.Nothing B.None C.No one D.No body2.With so many stars in the universe, are we alone, or is there life out there in space?宇宙中有这么多星球，我们是孤独的呢，还是在太空中还有其他生命存在呢？自主领悟1)With so many stars in the universe 是复合结构：with + 名词 + 介词短语 放在句首作伴随状语，有时放句末老师手里拿着一本书走近教室。The teacher came into the classroom, with a book in his hand.归纳拓展：with复合结构的其他构成1) with+名词+形容词/副词门开着，他就离开了。He left with the door open.2) with+名词+现在分词/过去分词/不定式他睡着了，收音机还响着。He fell asleep with his radio working.活学活用1.乔手插衣袋沿街走着。Joe walked along the street _his hands _his pockets.2.The boy lay on the grass with his eyes _(look)at the sky.2) alone “孤单的；一个人”，形容词，作表语，指的是客观情况。 lonely“孤独的”强调内心的感受。那个年轻人独自一人待在那个屋子里。他感到很孤独。The young man was _in that dark room. He felt very _.基础达标I 选择1.The earth goes _the sun. A.around B.to C.for D.with2.Although Tony lives _, he doesnt feel _.A.alone, alone B.alone, lonely C.lonely, lonely D.lonely, alone3.There were two rows of white houses _trees in front of them. A.of B.with C.in D.for4.Did you know that the earth is home to _animals?A.millions B.million of C.millions of D.a million of5.The students come from many different countries but _of them comes from Africa.A.no one B.nobody C.nothing D.noneII完成句子1.今天迄今为止雨水已经太多了。_ _ _too much rain so far this year.2.我们还没有收到过来自太空的信息。We _ _messages from space _.3.大毛跑得足够快，可以追上其他人。Damao is running _ _ _catch up with others.4.和小吉姆交流很困难，他总是有许多奇怪的想法。_very difficult to _ _little Jim. He always has many strange ideas.5.大峡谷有多大? 这很难说。_ _is the Grand Canyon? Its hard to say.Unit3探究 要点解读I havent read anything as good as that for a long time!我好长时间没有读过这么好的东西了。1)asas“和某物/某人一样”表示同级比较2)as + 形容词/副词的原级 + as那个年轻人力大如牛。The young man is as strong as a horse.3)否定结构为：not as / soas“不如某人/某物 ”杰克没有尼克跑得快。Jack doesnt run as/so fast as Nick.asas用法小结 asas possible =asas sb. can/could尽可能 as long as只要 as far as至于，就来说 as soon as一就活学活用1.This dictionary is not as _(use)as you think.2.请尽可能大声地回答我的问题。Please answer my question _loudly _ _.m. He felt very _.基础达标I用所给词的适当形式填空1.Frank has just finished _(write)a short story about the space.2.Jess sat in front of her house _(wait)for her parents.3.The little boy keeps his bike as _(clean)as a new one.4.I have already known the news. But I _(not tell)anyone else yet.5.Who is the first _(get)to school today?II选择1.Lucy went to Macau three weeks ago. She will_here in another two days. A.come back to B.come back C.go back to D.go back2.We found _exciting to watch football matches. A.it B.that C.is D.this3.-_? He is a tall man with brown hair. A.What is Mr. Brown like B.What does Mr. Brown like C.What does Mr. Brown look like D.How does Mr. Brown like 4.The computer doesnt work. Is there _with it?A.something wrong B.wrong something C.anything wrong D.wrong anything5.-Where is James? I havent seen him for several days.-Oh. He _Harbin. He _there twice.A.has been to, has been to B.has gone to, has gone to C. has been to, has gone to D. has gone to , has been to语法 聚焦突破 现在完成时（2）观察领悟： yet, ever, already, just, never1.-Have you cleaned the window_? -Yes, I have _cleaned it.2.Id like to see the film. I have _seen it before.3.Ive _been in China for two years.4.His parents have _gone to Paris, so he is at home alone.5.-Have you _climbed Mount Tai? -No, _.探究总结（一） 现在完成时1、 表示动作已经完成或刚刚完成，经常用just（刚刚）、already（已经）、yet（尚、还）等加以强调说明。2、 表示到目前为止，曾经经历或未曾经历的事，经常用ever（曾经）、never（从来没有）、before（以前）或表示次数的词（once, twice, three times）或短语等加以强调说明。温馨提示：1)already, just, ever一般放在have/has后面，均用于肯定句中2)never表示否定意义3)before房子句尾4)yet放在否定句或一般疑问句句尾（二）与过去时的区别1、一般过去时：表示过去某时发生的动作或单纯叙述过去的事情，强调的是动作。我们1998年参观过桂林。We visited Guilin in 1998.3、 现在完成时为过去发生的，强调过去的事情对现在的影响，强调的是影响。我们参观过桂林。所以这次我不去了。We have visited Guilin. So I wont go this time.实战演练I用所给词的适当形式填空1._you _(find)your watch yet?2.-Are you thirsty? -Thanks. I _just_(have)some orange.3.We _already _(return)the book.4.I _(not finish) my homework. Can you help me?5.My father _(read)the novel twice.6.I _never _(think)about the problem.7._Tony _(be)here before?8.Mr. Green _(buy)a new computer yesterday.9.I _(meet)an old friend in the street just now.10._you _(see)the film before? Where _you _(see)it?II完成句子1.张华已经爬过泰山了。Zhang Hua _ _ _Mount Tai.2.王芳刚刚吃完早饭。 Wang Fang _ _ _breakfast.3.-王平从法国回来了吗？ -是的，他回来了。 -_Wang Ping _back from France yet? Yes, he has.4.我从来没看过京剧。I _ _ _Beijing Opera.5.林女士3年前住在这里。Ms. Lin _here three years ago.作文：1）体裁：记叙文 2）人称：第三人称 3）时态：一般过去时1、 中国女宇航员王亚平首次太空授课，这在中国是第一次。_2、 她面向地球上的中国中小学生授课，她讲解了许多有趣的太空知识。_3、 老师远在距离地球约340千米的宇宙空间站里，学生在地球上。_4、2013年6月11日，王亚平与另外两名成员乘坐took“神州”十号航天飞船Shenzhou-X Spacecraft起飞升空。_5、6月13日，它与“天宫”一号Tiangong-I成功successfully对接dock with。_6、王亚平通过直播录像设备through a live video feed system与北京一朵高中的330名学生连线。_7、同时，全国大约8万所中学超过6千万的学生、老师同时收看了电视直播watch the live broadcast_8、这堂课持续了大约有40分钟。_9、我希望我有一天也能飞向太空。_训练 基础达标I短语互译1.为了_ _to 2.绕着转go _ 3.数十亿的_of4.在太空中_space 5.search for_ 6.be far away_ 7.asas _ 8.write back _II句型攻关1.大卫刚刚写完他的作业。David _ _ _ _his homework.2.王彤和她妈妈已经去过长城了。Wang Tong and her mother _ _ _to the Great Wall.3.但是我听说张先生去杭州出差了。But I hear Mr. Zhang _ _to Hangzhou on business.4.我还没有弹过钢琴。I _ _the piano _.5.那就是你在白天看不到星星的原因。_ _you cant see the stars at daytime.6.学生们手捧鲜花，走向他们的老师。The students walked to their teachers, _flowers _their hands.III词汇1.We know that there are eight _going around the sun.2.The sun and its planets are called the _.3.The solar system is only a small part of our _-the Milky Way.4.There has been life on earth for _years.5.However, we havent _life on other planets yet.6.None of them has an _with air, so living things cannot grow.7.You ma