书签 分享 收藏 举报 版权申诉 / 51
上传文档赚钱

类型小学英语语法完美版PPT课件(同名5175).ppt

  • 上传人(卖家):三亚风情
  • 文档编号:2686869
  • 上传时间:2022-05-18
  • 格式:PPT
  • 页数:51
  • 大小:2.52MB
  • 【下载声明】
    1. 本站全部试题类文档,若标题没写含答案,则无答案;标题注明含答案的文档,主观题也可能无答案。请谨慎下单,一旦售出,不予退换。
    2. 本站全部PPT文档均不含视频和音频,PPT中出现的音频或视频标识(或文字)仅表示流程,实际无音频或视频文件。请谨慎下单,一旦售出,不予退换。
    3. 本页资料《小学英语语法完美版PPT课件(同名5175).ppt》由用户(三亚风情)主动上传,其收益全归该用户。163文库仅提供信息存储空间,仅对该用户上传内容的表现方式做保护处理,对上传内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知163文库(点击联系客服),我们立即给予删除!
    4. 请根据预览情况,自愿下载本文。本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
    5. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007及以上版本和PDF阅读器,压缩文件请下载最新的WinRAR软件解压。
    配套讲稿:

    如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。

    特殊限制:

    部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。

    关 键  词:
    小学英语 语法 完美 PPT 课件 同名 5175
    资源描述:

    1、小学英语语法小学英语语法TinaDOC一、名词(可数名词和不可数名词)二、人称代词三、冠词四、动词五、介词六、数词七、形容词和副词八、there be结构九、句式1.肯定句2.否定句3.疑问句4.祈使句十、时态:1. 一般现在时2. 一般过去时3. 现在进行时4. 一般将来时十一、“wh”的特殊疑问句一、名词名词名词具体名词具体名词抽象名词抽象名词普通名词普通名词专有名词专有名词个体名词个体名词集体名词集体名词名词名词可数名词可数名词不可数名词不可数名词单数单数复数复数英语语法中,名词有两种数的形式:英语语法中,名词有两种数的形式:1)单数(表示一个人或事物);)单数(表示一个人或事物);2)

    2、复数(表示多于一个的人或数)。)复数(表示多于一个的人或数)。只有可数名词才有复数形式。只有可数名词才有复数形式。名词的数:名词的数: 名词复数形式的构成名词复数形式的构成形式形式变化规则变化规则发音发音例词例词一般情况一般情况+s1. 清辅音结尾的名词后清辅音结尾的名词后s2. 浊辅音结尾的名词后浊辅音结尾的名词后z;3. 元音结尾的名词后元音结尾的名词后z;books, cups, catsdogs, birds, armsdays, players以以-s,-sh, -ch, -x, -z结尾的名词结尾的名词+esizbus, brush, boxes, watch,大多数以大多数以-o

    3、结结尾的名词尾的名词+esztomatoes, potatoes以元音字母加以元音字母加o结尾的名词结尾的名词+szradios, pianos以辅音字母加以辅音字母加y结尾的名词结尾的名词把把y改成改成i再再加加eszstories, families, babies以以f和和fe结尾的结尾的大多数名词大多数名词把把f或或fe改改成成v再加再加eszthieves, knives不规则名词的复数不规则名词的复数1. 由元音字母的变化构成:由元音字母的变化构成: man-men, tooth-teeth, foot-feet, mouse-mice, woman-women2. 有些名词的复数

    4、形式与单数的形式一样:有些名词的复数形式与单数的形式一样: sheep, deer, fish(但也可以是但也可以是fishes)3. 有些名词变成复数时加有些名词变成复数时加-en: child-children, ox-oxenPractise1. peach_ 2. zoo _3. glass _ 4. fox _5. lady _6. policewoman _7. house _8. photo _9. monkey _10. wife _11. rose _12. path _13. judge _14. map _peacheszoosglassesfoxesladiespoli

    5、cewomenhousesphotosmonkeyswivesrosespathsjudgesmaps二、人称代词主格: I we you she he it they宾格: me us you her him it them形容词性物主代词: my our your her his its their名词性物主代词: mine ours yours hers his its theirs 第一人称第一人称第二人称第二人称第三人称第三人称后跟名词后跟名词能够在句子中独立作能够在句子中独立作主语、宾语或表语主语、宾语或表语Practise1. _(他) is my brother.2. I ha

    6、d a letter from _ (她).3. Its all right; its only _(我).4. Today _(我们) went in _(我们的) car; tomorrow _(我们) are going in _(他们的).5. _(我) lend _(我的) books gladly to _ (我的) friends and to _(你的).6. Can you help _(我) with _(我的) English.7. When _(你) go to see _(你的) father, please take these books to _(他).8. _

    7、(他们) found _(它) difficult to learn German.HehermeweourwetheirsImymyyoursmemyyouyourhimTheyit所有格所有格所有格的形式所有格的形式单数人称名词末尾加单数人称名词末尾加 schild-childs以以-s结尾的单数人称名词末尾加结尾的单数人称名词末尾加swaitress-waitresss不规则的复数人称名词末尾加不规则的复数人称名词末尾加schildren-childrens以以-s结尾的复数人称名词末尾加结尾的复数人称名词末尾加girls-girls以以-s结尾的一些人名末尾加结尾的一些人名末尾加sJa

    8、mes-Jamess下列情况一般用下列情况一般用 “of”结构:结构:1. 东西东西(没有现成的复合名词时没有现成的复合名词时): the book of the film2. 东西的一部分东西的一部分: the bottom of the box3. 抽象的概念抽象的概念: the price of success4. 当当of短语中的名词被另一个短语或从句修饰时:短语中的名词被另一个短语或从句修饰时: Cant you look at the book of the boy behind you?双重双重 s结构也可以用于结构也可以用于 “of”结构之后,如:结构之后,如:a friend

    9、 of my fathers , 出现这种情况是因为在一个名词前通常只用一出现这种情况是因为在一个名词前通常只用一个限定词,又如:个限定词,又如:this son of mine, a friend of yours, a cousin of hers等等。等等。Isnt Frank a friend of yours?That silly uncle of Toms has told me the same Joke five times.冠词不定冠词不定冠词a,an定冠词定冠词the只能用于单数可数名词之前只能用于单数可数名词之前单数可数名词单数可数名词复数可数名词复数可数名词不可数名词不

    10、可数名词零冠词名词前可不用冠词名词前可不用冠词不定冠词的用法:不定冠词的用法:1. 表示表示“一一”,“任何一个任何一个”或或“不管哪一个不管哪一个”的意思。的意思。 I have a sister and two brothers.2. 在某些度量表示法中:在某些度量表示法中: We have PE lessons three times a week.3. 用在单数的表语名词前,以表示职业、行业、宗教、等级等。用在单数的表语名词前,以表示职业、行业、宗教、等级等。 George wants to be an engineer.4. 在以在以what引导的感叹句中,单数的可数名词前。引导的感

    11、叹句中,单数的可数名词前。 What a pretty girl!5. 一些常用短语中。一些常用短语中。 have a good time, half an hour, have a headache.定冠词的用法:定冠词的用法:1. 用来表示用来表示“独一无二独一无二”的意思。的意思。 The sun rises in the east and sets in the west.2. 表示表示“说话的人刚刚提到过的人或事物说话的人刚刚提到过的人或事物”。 There is a boat in the river. The boat is made of wood.3. 用在后面跟有限定性介词

    12、短语的名词前。用在后面跟有限定性介词短语的名词前。 the letter from America, the fourteenth of April4. 用在泛指的乐器名词前。用在泛指的乐器名词前。 He plays the piano.5. 一些常用短语。一些常用短语。 by the way, in the morning, Whats the matter?零冠词的用法:零冠词的用法:1. 泛指的抽象名词前。泛指的抽象名词前。Life is very hard for some people.2. 泛指的物质名词前。泛指的物质名词前。Water is very useful.3. 泛指的复

    13、数名词前。泛指的复数名词前。Books are my best friends.4. 泛指的泛指的“餐餐”名前。名前。Come to have dinner/breakfast with me.5. 大多数的专有名词前。大多数的专有名词前。He comes from France.6. 语言的名词前。语言的名词前。She can speak French.7. 在季节和节日的名词前。在季节和节日的名词前。Winter is the best time for skating.8. 当名词前已有一些代词修饰时。当名词前已有一些代词修饰时。My brother is a soldier.9. 在体

    14、育项目的名词前。在体育项目的名词前。play basketball10. 一些常用短语。一些常用短语。 at home, go to school, at night1. There is _notebook on my desk. I use _ notebook to keep a diary.2. There is _bottle on the table. _ water in it is sweet.3. Wangs mother is _English teacher. She teaches in _ primary school.4. China is _ ancient co

    15、untry with _ long history.5. China has _ population of 12 hundred million. _ Chinese people are _ great people.6. Her mother is _ university teacher. She is _ honest woman.7. None of _books should be taken out of _ room without _ permission of _ librarian.8. _Party always teaches us to work for _ pe

    16、ople heart and soul.9. She studies at _No. 3 Middle School. She goes to _ school by _ bus every day.10. My elder sister is _student of _ English. She studies at _ college.11. _ Monday before _ Spring Festival was very cold.12. Have you had _dinner? PractiseatheaTheantheanatheThe/aanthethethe/The/aaT

    17、he/四、动词四、动词 动词主要表示动作,其次表示状态或性质,有动词主要表示动作,其次表示状态或性质,有时态、语态、语气等形式的变化。时态、语态、语气等形式的变化。 小学阶段所涉及的动词主要有:实义动词、小学阶段所涉及的动词主要有:实义动词、be动词、情态动词动词、情态动词can等。等。Be动词am, is, arewas, werebeenPractise1. He _ very good at English. 2. My father and I _ going to Beijing next month. 3. _ you on duty the day before yesterda

    18、y? 4. Mr. King _ in London two weeks ago. 5. There _ many kinds of animals in the zoo. 6. What _ the date yesterday? 7. Look! A little girl _ flying a kite. 8. Who _ not at school last Monday? 9. Have you ever _ to Japan?10. I _ not a nurse. I work as a doctor.isareWerewasarewasiswasbeenam动词的基本形式原形第

    19、三人称单数现在式过去式过去分词现在分词studystudiesstudiedstudied studyingdodoesdiddonedoinghavehashadhadhavinglearnlearnslearned/learntlearned/learntlearning第三人称单数现在式情况情况变化规则变化规则例词例词一般情况一般情况+sworks, learns, eats, needs, says结尾为结尾为s,x,sh,ch,o+espasses, washes, teaches, goes, fixes结尾为辅音结尾为辅音字母字母+y变y为i+escarries, studies

    20、, flies, hurries, cries 动词动词be和和have的第三人称单数现在式的第三人称单数现在式分别是分别是is和和has。动词的过去式 构成构成例词读音例词读音在动词在动词后加后加ed在以在以e结结尾的动词尾的动词后加后加ed在以辅音字母加在以辅音字母加y结尾的动词后,结尾的动词后,先变先变y为为i再加再加ed在重读闭音节或在重读闭音节或r音节音节结尾而末尾只有一个结尾而末尾只有一个辅音字母时,须双写辅音字母时,须双写这个辅音字母再加这个辅音字母再加ed在清辅音后读在清辅音后读tlookedwashedpassedhopedlikedstoppeddropped在元音和浊辅音

    21、在元音和浊辅音后读后读dstayedcalledlivedstudiedtriedcarriedplannedpreferred在辅音在辅音t、d后读后读idtastedneededadmittedpermitted现在分词情况情况变化规则变化规则例词例词一般情况一般情况+ingdoing, asking, helping以不发音的以不发音的e结尾结尾的动词的动词去去e加加inghaving, taking, writing, living以重读闭音节结尾以重读闭音节结尾而末尾只有一个辅而末尾只有一个辅音字母的动词音字母的动词双写最后一个辅音双写最后一个辅音字母,再加字母,再加ingrunni

    22、ng, swimming, putting, sitting原形第三人称单数现在式过去式现在分词have givegetread sweepplay carry hashadhavinggivesgavegivinggetsgotgettingreadsreadreadingsweepssweptsweepingplaysplayedplayingcarriescarriedcarryingPractise五、动词的时态动词时态是表示动作或状态发生或存在的时间和表示方式的一种动词形式。动词时态是表示动作或状态发生或存在的时间和表示方式的一种动词形式。小学阶段所学的时态有:小学阶段所学的时态有:

    23、1.一般现在时:work/works2. 现在进行时:am/is/are working3. 一般过去时:worked4. 一般将来时:am/is/are going to work一般现在时通常表示经常发生的或习惯性的动作或通常表示经常发生的或习惯性的动作或目前的状态。目前的状态。常与时间副词连用:常与时间副词连用:always, often, usually, every, on Sundays, twice a week等。等。基本结构肯定句否定句一般疑问句I work.We work.I dont work.We dont work.Do I work?Do we work?You w

    24、ork.You dont work.Do you work?They work.They dont work.Do they work?SheHe works.ItSheHe doesnt work.It sheDoes he work? it现在进行时通常表示说话时或现阶段正在发生或通常表示说话时或现阶段正在发生或进行着的动作。它所表示的动作具有进行着的动作。它所表示的动作具有持续性、暂时性和未完成性。持续性、暂时性和未完成性。常见的与现在进行时有关的词有:常见的与现在进行时有关的词有:now, these days, look, listen等。等。基本结构基本结构肯定句肯定句否定句否定句

    25、一般疑问句一般疑问句I am working.We are working.Im not working.Were not working.Am I working?Are we working?You are working.You arent working.Are you working?They are working. They arent working. Are they working?SheHe is working.ItSheHe isnt working.It sheIs he working? it一般过去时通常表示过去某一时间所发生的动作或通常表示过去某一时间所发生的

    26、动作或存在的状态,其中也包括习惯性动作。存在的状态,其中也包括习惯性动作。常与表示过去的时间状语连用:常与表示过去的时间状语连用:yesterday, last, ago, just now, in 1998等。等。基本结构基本结构肯定句肯定句否定句否定句一般疑问句一般疑问句I worked.We worked.I didnt work.We didnt work.Did I work?Did we work?You worked.You didnt work.Did you work?They worked.They didnt work.Did they work? She He work

    27、ed. ItSheHe didnt work.It sheDid he work? it一般将来时表示将来发生的动作或情况。表示将来发生的动作或情况。常与一些表示将来的时间状语连用:常与一些表示将来的时间状语连用:tomorrow, next, Be going to do表示主体现在打算在最近或将来要表示主体现在打算在最近或将来要做某事;也可以表示做某事;也可以表示“预见预见”,即现在已有迹象表,即现在已有迹象表明将要发生或即将发生某种情况。明将要发生或即将发生某种情况。基本结构基本结构肯定句否定句一般疑问句Im going to work.Were going to work.Im not

    28、 going to work.We arent going to work.Am I going to work?Are we going to work?Youre going to work.You arent going to work.Are you going to work?Theyre going to work.They arent going to work. Are they going to work?SheHe is going to work.ItSheHe isnt going to work.It sheIs he going to work? it1. Pete

    29、r _ (play) basketball twice a week.2. Do you believe what he _ (say) just now?3. Look! The lazy cat _ (sleep) in the sofa.4. There _(be) a book and two pens on the desk.5. _you _(see ) a film tomorrow morning? 6. She _(not play) the guitar at the moment.7. What _his father usually _(do) in the eveni

    30、ng ?8. They _ ( have ) a meeting next week, arent they? 9. Both he and I _ (be) teachers. 10. I _ (not feel ) very well yesterday .11. He put on his coat and _ (go) out.12. Lei Feng often _ (help) others and he was helpful.13. Next Sunday, we _ (clean) up the park.14. Hurry! Your mother _ (wait) for

    31、 you at the school gate.Practiseplayssaidis sleepingisAregoing to seeisnt playingdoesdoare going to havearedidnt feelwenthelpsare going to cleanis waiting六、介词六、介词介词在句子中表示名词或代词等与其他词之间的关系。不能单独作句介词在句子中表示名词或代词等与其他词之间的关系。不能单独作句子成分,常位于名词或代词(或与之相当的其他词类、短语、从句)子成分,常位于名词或代词(或与之相当的其他词类、短语、从句)前面构成介词短语。介词后面的成分作介

    32、词的宾语。前面构成介词短语。介词后面的成分作介词的宾语。方位介方位介词词in, on, at, under, to, behind, beside, near, before, in front of, next to, between时间介时间介词词in, on, at, after, before, fromto, past, between 其它其它of, by, with, into, out of, for, Practise1. Look _ the picture. Its picture_ my school. 2. There is a school building _ m

    33、y school. It has five floors._ the school building, there is a big playground. _school, the children always play ball games there. 3. My classroom is_ the fifth floor. Its big and clean. 4. Miss Li is our class teacher. She comes _ school early every morning. She comes _bicycle. Then she does mornin

    34、g exercises _us. She likes sports. Tomorrow is her birthday. We will make a card _ her. We love her very much. 5. There are some apples _ the tree. 6. Wheres your study? Its next _ my bedroom.7. The car _ the tree is Jacks. 8. The ball is_ the door, so you cant see it.9. _ _ _the house, there are ma

    35、ny trees. 10. Listen! Someone is knocking _the door.11. There is something wrong _ my computer.atofinNearAfterontobywithforontounderbehindIn front ofatwith七、数词1. 表示数目的词称为基数词表示数目的词称为基数词2. 表示数目顺序的词称为序数词表示数目顺序的词称为序数词1. 112的基数词的基数词:one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelv

    36、e1319的基数词:的基数词: thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen2090的基数词:的基数词: twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety2129的基数:的基数: twenty-one, twenty-two, twenty-three, twenty-four, twenty-five, twenty-six, twenty-seven, twenty-eight, twenty-nine thirty-nine,

    37、forty-eight, fifty-seven.-teen-ty十位数和个位数之间要加连字符号十位数和个位数之间要加连字符号“-”2. 百位数百位数:one hundred, two hundred, three hundred, four hundredfive hundred and eight-six, six hundred and ninety-nine,seven hundred and eight, eight hundred and one3. 千位数千位数:one thousand, four thousand, seven thousand one hundred and

    38、 five百位数和十位数之间加百位数和十位数之间加and。 注意注意 英语中没有英语中没有“万万”这个单位,所以常用这个单位,所以常用thousand来表示。来表示。ten thousand, thirty thousand, fifteen thousand one hundred,five hundred and one thousand four hundred and thirty-two1. 英语序数词第英语序数词第1-19除了除了first, second与与third有特殊形式外,其余的都由基有特殊形式外,其余的都由基数词加后缀数词加后缀-th构成。构成。 注意:注意:fifth

    39、, eighth, ninth和和twelfth的拼法。的拼法。2. 十位数的序数词的构成方法是:先把十位数的基数词的词尾十位数的序数词的构成方法是:先把十位数的基数词的词尾ty中的中的y变为变为i,然后加后缀然后加后缀-eth,如:如: twentytwentieth, fortyfortieth3.十位数的序数词如果含有十位数的序数词如果含有1-9的个位数时,十位数用基数词,个位数用序数的个位数时,十位数用基数词,个位数用序数词,中间用词,中间用“-”连字符。如:连字符。如: twenty-fourth, ninety-fifth4. 百、千、万等的序数词由百、千、万等的序数词由hundr

    40、ed, thousand, million等加等加-th,前面加有关前面加有关的基数词构成。如:的基数词构成。如: one hundredth, one thousandth 注意:序数词前的注意:序数词前的one不能用不能用a代替。代替。 one hundred and twenty-firstPractise1. There are _ days in a year. A. three hundreds sixty-five B. three hundreds and sixty-five C. three hundred and sixty-five D. three hundred a

    41、nd sixty five2._people visit this museum every day.A. Hundred B. Hundreds C. Hundred of D. Hundreds of3.There are two_ people in the meeting room.A. hundred B. hundreds C. hundreds of D. hundred of4._ trees have been planted in our school in the past 10 years.A. Thousands of B. Two thousands C. Thou

    42、sand of D. Two thousand of5. My brother is in_.A. Three Class, One Grade B. Class Three, Grade One C. Grade One, Class Three D. class three, grade one6. We are going to learn_ this term. A. book six B. six book C. the book six D. Book Six 7. We can say the number 78, 645 in English like this_. A. se

    43、venty-eight thousand and six hundred and forty-five B. seventy-eight thousand six hundred and forty five C. seventy-eight thousand six hundred and forty-five D. seventy eight thousand six hundred and forty-fiveCDAABDC8. The year 1999 should be read The year_. A. nineteen and ninety-nine B. nineteen

    44、ninety-nine C. one thousand nine hundred and ninety-nine D. nineteen hundred and ninety-nine9. He will come here _ tomorrow morning.A. at fifth B. at ten C. on two D. till tenth 10. Every day he begins to do his homework _.A. at ten past seven B. at seven pass tenC. on ten past seventh D. until ten

    45、11. We all like the_ boy.A. of ten years old B. ten-year-old C. at ten old D. of age of ten 12. There are_ months in a year. December is the _ month of the year.A. twelve; twelve B. twelve; twelfth C. twelfth; twelve D. twelve; twelveth 13. During_ century, the world population has already reached 6

    46、 billion.A. twenty B. the twentieth C. twentieth D. the twenty14. Jenny was born_.A. on July 10, 1987 B. in July 10, 1987 C. in 1987, July 10 D. on 1987, July 10 BBABBBA八、形容词和副词形容词形容词是用来描写或修饰名词(或代词)的词。是用来描写或修饰名词(或代词)的词。副词副词是用来修饰动词、形容词、其他副词以及全是用来修饰动词、形容词、其他副词以及全句的词。句的词。1. He is a good student.2. The

    47、film is very interesting.3. There is something wrong with the bike.4. Lucy is older than Helen.1. The problem is very difficult.2. He wrote the letters carefully. 方式副词:方式副词:carefully, quickly, suddenly 2. 地点副词:地点副词:here, there, up, down3. 时间副词:时间副词:yesterday, today, now4. 程度副词:程度副词:very, quite, much

    48、, just形容词和副词的比较级和最高级情况情况比较级比较级最高级最高级一般情况一般情况+er, 如:如:taller, longer, faster, sooner+est, 如:如:tallest, longest, fastest, soonest以以e结尾的词结尾的词+r, 如:如:later, nicer, larger+st, 如:如:latest, nicest, largest以重读闭音节结以重读闭音节结尾的词尾的词双写最后一个字母,再双写最后一个字母,再+er, 如如: bigger, fatter双写最后一个字母,再双写最后一个字母,再+est,如:如:biggest, f

    49、attest以辅音字母加以辅音字母加y结尾的词结尾的词把把y改为改为i再再+er, 如:如:busier, earlier把把y改为改为i再再+est, 如:如:busiest, earliest大部分多音节词大部分多音节词在前面加在前面加more, 如:如:more careful, more wonderfully在前面加在前面加most, 如:如:most careful, most wonderfully不规则的词:不规则的词:good/well, many/much,farbettermorefarther/furtherbestmostfarthest/further比较级的用法1

    50、. 用来把彼此独立的事和人进行比较,表示用来把彼此独立的事和人进行比较,表示“比比更更一些一些”的意思,通常用一个由从属连词的意思,通常用一个由从属连词than引导的状语从句来表示和什引导的状语从句来表示和什么相比。为了避免重复,从句中有些成分可以省略。如:么相比。为了避免重复,从句中有些成分可以省略。如:Helen is taller than Lucy.He got more information than I did.He runs faster than I.2. 如果我们要说两个东西在某一方面是一样的,我们就可以用如果我们要说两个东西在某一方面是一样的,我们就可以用 “as+形容词

    展开阅读全文
    提示  163文库所有资源均是用户自行上传分享,仅供网友学习交流,未经上传用户书面授权,请勿作他用。
    关于本文
    本文标题:小学英语语法完美版PPT课件(同名5175).ppt
    链接地址:https://www.163wenku.com/p-2686869.html

    Copyright@ 2017-2037 Www.163WenKu.Com  网站版权所有  |  资源地图   
    IPC备案号:蜀ICP备2021032737号  | 川公网安备 51099002000191号


    侵权投诉QQ:3464097650  资料上传QQ:3464097650
       


    【声明】本站为“文档C2C交易模式”,即用户上传的文档直接卖给(下载)用户,本站只是网络空间服务平台,本站所有原创文档下载所得归上传人所有,如您发现上传作品侵犯了您的版权,请立刻联系我们并提供证据,我们将在3个工作日内予以改正。

    163文库