2018暑期七升八英语补习资料

上传人:xgs****56 文档编号:10418376 上传时间:2020-04-11 格式:DOC 页数:28 大小:210.50KB
返回 下载 相关 举报
2018暑期七升八英语补习资料_第1页
第1页 / 共28页
2018暑期七升八英语补习资料_第2页
第2页 / 共28页
2018暑期七升八英语补习资料_第3页
第3页 / 共28页
点击查看更多>>
资源描述
2018 暑假七升八补习资料 一 冠词和 be 动词的用法 一 26个字母和冠词 a an the 的用法和练习 1 26 个字母 元音字母 个 辅音字母 个 2 冠词 a an the 的用法 不定冠词 a an 在第一次提到表示非特指的人或物的可数名词前 在可数单数前 表一类事物 定冠词 the 第二次提到的人或物的名词前 表示特指 表示世界上独一无二的东西 序数词 形容词和副词最高级前 乐器名称前 专有名词前 配套练习 一 用 a an the填空或者可以不填 1 I have book It is English book English book is red 2 Do you like playing football Yes But I have only basketball 3 Which is bigger 更大的 sun or moon 4 There s u and s in word use 5 Alice likes playing piano 6 There is house in the picture There is old woman near house 7 There are four seasons in year first season is spring 8 bag on desk is mine 9 Do you know girl in room 10 Greens are traveling in South China 二 单项选择 1 I read story It is interesting story A a an B a a C the the D an 2 Britain is European country and China is Asian country A an an B a a C a an D an a 3 Where do you usually have lunch At home A a B an C the D 4 elephant is bigger than horse A B an a C An a D the 5 We always have rice for lunch A B the C a D the the 6 It s exciting way to shop on the Internet A a B an C the D 7 girl over there is English teacher A The an B A C The D A a 8 There is picture on wall I like picture very much A a the the B a the a C the a a D a an the 9 January is first month of the year A a B C an D the 二 Be 动词 am is are 的用法 口诀 I 用 am you 用 are is 连着他 he 她 she 它 it 单数统统用 is 复数一律用 are 变疑问 往前提 句末问号 莫丢弃 变否定 更容易 be 后 not 莫忘记 疑问否定任你变 句首大写莫迟疑 注意 be 动词通常会和其他词连写在一 起 如 I m what s name s they re 等 配套练习 一 用适当的 be 动词填空 1 I from the U S A 2 The boy twelve years old 3 She my good friend 4 They in England 5 My mother s pet a cat 6 Her uncle a doctor 7 Maria and Jane not from China 8 the woman your aunt 9 the trees green 10 It a cute panda 11 What wrong with you 12 Where these girls from 13 How much those eggs 14 Whose hamburger this 15 My name Li Ming 16 He kind to the students 17 Li Lei and I students 18 Excuse me that Class 3 Grade 1 19 I m glad to here 20 The girls in pink skirts 21 What white and black 22 Mom this my teacher Mr Lee 23 His QQ number 85663211 24 Tom with his friends at home 二 单项选择题 1 Is his father fine No he A am not B isn t C aren t D be not 2 How old the young men A am B is C are D be 3 What up Sorry I don t know A am B is C are D be 4 Is your pen pal from the U S A A Yes he isn t B Yes she are C No he is D No he isn t 5 you David Yes I A Are are B Am am C Are am D Are is 6 Is this an eraser A Yes this s B Yes this is C Yes it is D Yes it s 拓展练习 把下列句子改成否定句和一般疑问句 1 This is the reading room 否定句 一般疑问句 2 She s Miss Lin 否定句 一般疑问句 3 I am in Grade 3 否定句 一般疑问句 4 These are pears 否定句 一般疑问句 5 We are teachers 否定句 一般疑问句 6 Miss Zhang is our English teacher 否定句 一般疑问句 二 名词 的用法 一 指示代词 二 英语里的名词从数方面上分为可数名词和不可数名词两大类 可数名词有单数与 复数之分 而不可数名词如抽 象名词 物质名词就没有复数形式 句中出现复数名词 其他成分如代词 动词也要与其相配合 修饰可数名词 不定冠词 a an 数词 many a few several a number of 修饰不可数名词 much a little a great deal of 共同的 some all a lot of lots of 可数名词复数的构成方法 1 一般在名词后加 s dog dogs 2 以 s x sh ch 结尾的名词加 es watch watches 3 以辅音字母 y 结尾的名词改 y 为 i 再加 es country countries 4 以 o 结尾的名词 加 s 或 es potato potatoes tomato tomatoes 5 以 f fe 结尾的名词 改 f fe 为 v 加 es knife knives 需要记忆的特殊复数形式 复合词的复数 改中心词为复数 girl student girl students 一张纸 a piece of paper 一条建议 a piece of advice 一条新闻 a piece of news 一瓶墨水 a bottle of ink 一碗米饭 a bowl of rice 一杯啤酒 a glass of beer 一公斤盐 a kilo of salt 三 单数变复数后 s es 的读音 1 元音 浊辅音后读 z 如 days deiz games geimz flags fl gz 2 清辅音 p k f 后读 s 如 maps m ps books buks 3 t 后读 ts 如 cats c ts 4 d 后读 dz 如 goods gudz s z t 后读 iz 如 matches m t iz 1 写出下列可数名词的复数形式 1 mouth 2 piece 3 box 4 watch 5 glass 6 story 7 key 8 boy 9 photo 10 zoo 11 tomato 12 pen friend 13 wolf 14 knife 15 German 16 policeman 17 child 18 tooth 19 sheep 20 Chinese 2 中考链接 1 2002 年广东省 The Japanese will not leave China until she finishes her study A woman B women C man D men 2 2003 广东省 Help yourself to Thanks Mum it tastes good A some chickens B a chicken C some chicken D any chicken 3 There are some and on the desk A radios photos B radioes photos C radioes photos D radios photos 4 2004 广州市 Thanks for giving me I wanted You are welcome A the information B an information C the informations D information 5 2004 年广东省 What is your favourite Summer I can go swimming at that time A festival B season C month D weather 单数 复数 近 this这个 that那个 远 these 这些 those 那些 6 06 广东 How many are there in the international village A Chinese B Russian C American 7 07 广东 There is good for you I ve found your lost watch A news B ideas C messages D thoughts 8 The waiter brought them A glasses of juices B glasses of juice C glass of juice D glass of juices 9 There are some and at the foot of the hill A sheep goat B sheeps goats C sheep goats D sheeps goat 10 The hospital has thirty A women s doctors B women doctors C woman doctors D women 2 填入所给名词的正确形式 1 I have two knife 2 There are many here box 3 There are many on the road bus 4 A few are drawing on the wall boy 5 The are playing football now child 数词 基数词和序数词 一 基数词 1 基数词的读法 1 1 12 one two three four five six seven eight nine ten eleven twelve 2 13 19 词尾加 teen thirteen fourteen fifteen sixteen seventeen eighteen nineteen 3 20 30 40 50 60 70 80 90 逢十词尾加 ty twenty thirty forty fifty sixty seventy eighty ninety 4 21 99 在十位与个位之间加连字符构成 5 101 999 先说几百 再加 and 再加末尾两位数或个位数 101 one hundred and one 238 two hundred and thirty eight 二 序数词 基数词变序数词 基数词变序数词口诀 一二三 特殊记 结尾字母 t d d first second third 八减 t eighth 九减 e ninth f 来把 v e 替 twelfth ty 变 y 为 i e 然后再加 th twentieth 如果遇到遇到几十几 只变个位就可以 twenty one twenty first 三 数词的应用 1 序数词前一般加定冠词 the 2 hundred thousand million billion 1 若 hundred thousand million billion 前有基数词时 其后不加 s 也不加 of 若没有时 既加 s 也要带 of Every year visitors come to China There are two students in our school A thousand B thousands C thousands of D thousand of 2 日 月 年 the 序数词 of 月 年 2007 年 3 月 21 日 the twenty first of March two thousand and seven 三 人称代词和物主代词的用法 一 填表 人称代词 物主代词 反身代词代词 分类 主格 做主语 某人 宾格 做宾语 用在 介词 动词后 某人 形容词性 相当于形容 词后必须加名 词 某人的 名词性 相当于名词 后面 不加名词 某人的 单第一 人称 复 单第二 人称 复 单第三 人称 复 用所给代词的正确形式填空 1 am a monkey Do you like name Gogo This house is I 2 The teacher ask some questions but can t answer we 3 The girl is from Canada name is Betty The man is father we like very much she 4 Are these you things NO they are she 5 Daming s bag is blue This yellow one isn t he 6 Don t thank I thank he 7 names are Lucy and Lily are from the USA live in China with parents not they 8 This is Liu Ming s dog name is Cody Liu Ming likes very much He often takes to the street 二 选择填空 1 Is there any difference between your idea and A he B his C she D her 2 Is this kite Tom Yes it s mine It s made by A yours myself B mine myself C ours himself 3 Mum can I have something Oh dear You can only drink some water There is in the kitchen A to drink nothing else B drinking something else C to eat something else D eating nothing else 4 Look What s in the sky It looks like a kite A this B that C those 5 My sister has two skirts One is yellow is black A other B another C others D the other 6 Is Miss White English teacher Maria No she teaches geography A your my B you mine C you us D your us Model Verbs 考点诠释 一 考查情态动词的基本用法 1 must 和 have to 两者都表示 必须 的意思 但 must 含有说话人主观上的看法 态度 have to 则表示客观上的需要 2 can 和 could 两者都可用来表能力 意为 能够 会 可用来表示许可 常用在口语中 或表示怀疑 惊异 不相信等态度 常用于否 定句 疑问句或感叹句中 考例 Could I borrow your dictionary Of course you 陕西省 A can B must C should D will 答案 A 解析 上文的 could 并不表示过去 而只是一种委婉的说法 所以答语用 can 更礼貌些 3 shall 和 should shall 用于第一 三人称疑问句表示征求对方意 见 用于第二 三人称肯定句或否定句表示说话人给予对方的 禁止 命令 警告 允诺或威胁等 should 用来表示建议 责任 义务时 可译为 应该 应当 此时可用 ought to 替换 可用来表示惊讶 忧虑 赞叹等不满情绪 用在疑问句中 还可用来委婉地陈述自己的意见 4 had better 和 would rather had better 动词原形 意为 最好做 否定句式为 had better not would rather 动词原形 意为 宁可 宁愿 否 定句式为 would rather not 考例 Bob may I your MP4 一 Sure But you d better not it to others 福州市 A lend lend B lend borrow C borrow borrow D borrow lend 二 考查情态动词表推测的用法 1 对现在或将来的推测用 情态动词 动词原形 肯定的推测一般用 must should may might 或 can could 其中 must 的语气最强 意为 肯定 准是 想必是 should 的语气次之 意为 很可能 应该 指按常理推测 may migt can could 的语气最弱 意为 有时会 也许 可能 否定推测分为两种情况 语气不很肯定时 常用 may might could not 意为 可能不 也许不 否定语气较强时 则用 can t 意为 根本不可能 一定不能 表示惊异 怀疑的感情色彩 考例 You be tired after working for eight hours without a rest 广东省 A can B may C must D need 语法过关 1 I fill in the check in form right now sir No you needn t You can complete it this afternoon A May B Can C Would D Must 2 Could I go to the movie this weekend Dad 一 Yes you But you have to come back before nine A shall B must C need D can 3 You play with fire Tom It s dangerous A needn t B may not C mustn t D wouldn t 4 I think Miss Gao must be in the library She said she would go there No she be there I ve just seen her there A can t B mustn t C needn t D wouldn t 8 Schools allow students at least one hour a day for sports A would B might C should D could 11 May I take this book out of the reading room Please read it here A Certainly B No you needn t C No you mustn t 12 Who s that woman with Ann I m not sure It be her mother A may B can C will D must 15 You look tired You d better a good sleep A have B having C had D to have 四 非谓语动词 是固定搭配 1 like to do 不定式 doing 动名词 2 want to do sth 3 love to do 4 would like to do sth 5 enjoy doing sth 6 thanks for doing 7 stop doing sth 8 let sb do sth 一 填空 She wants have a party Does he like swim Thanks for enjoy CCTV show She never stops talk 二 单项选择 1 Colors can make us happy or sad A to feel B feeling C felt D feel 2 All of them want sth for you A do B to do C doing D did 3 Let s stop I know a great restaurant near here A to have a meal B to have a rest C having a rest D having a meal 4 Remember the book in time when you finish A to return reading B to return to read C returning reading D returning to read 5 Although he was a child he tries to find ways people s life A to help enjoy B help enjoy C to help enjoying D help enjoying 6 My aunt enjoys in the countryside A lives B to live C living D live 7 We often see him the old man with the housework A help B helps C helped D to help 8 It s very nice pictures for me A of you to draw B for you to draw C for you drawing D of you drawing 祈使句 无人称 动词开头 带命令色彩的句子 Go straight and turn left right 否定 Don t go straight and turn left right Go through Fifth Avenue 否定 Don t go through Fifth Avenue Take a taxi Take a bus Take a walk 否定 Don t Take a taxi Take a bus Take a walk No parking 禁止停车 例 in the street It s dangerous A Not play B Not to play C Don t play D Don t to play 单项选择 1 Please they re having a meeting 开会 A not be so noisy 吵闹的 B be quite C mustn t talk D no speaking 2 up early tomorrow or you can t catch 赶上 the train A Getting B Get C To get D Got 3 in the street It s dangerous A Not play B Not to play C Don t play D Don t to play 4 Lucy the door or someone will come in A close B closes C not close D is closing 5 A sign 符号 with the words is often found 发现 in a bus A Not parking B Not smoking C No parking D No smoking 6 Chinese in you English class A Not speak B Don t speak C Speak not D Don t speaking 7 and play football in the street after lunch A Let s not to go B Let s not go C Let s don t go D Not let s go 2 用括号内所给动词的适当形式填空 1 It s an important meeting 会议 not be late 2 Let s not say anything about it 3 not let the baby cry 哭泣 三 句型转换 每空一词 1 Do your homework at home 改为否定句 your homework at home 2 Don t talk 改为同义句 3 We do morning exercises outside every morning 用 let 改写 morning exercises outside every morning 感叹句 感叹句的结构 what a an 形容词 名词 主谓 What a clever boy he is 他是多么聪明的孩子啊 1 What an interesting book you have 你的书多么有趣啊 what 形容词 名词复数 What clever boys you are 你们是多么聪明的孩子啊 2 what 形容词 不可数名词 What difficult work it is 那是多么困难的工作啊 3 How 形容词 副词 主语 谓语 How nice she is How fast he runs 练习 1 It is quite a nice present nice present it is nice the present is 2 We have fine weather today weather we have today 3 The children are working hard the children are working 4 She played basketball wonderfully she played basketball 选词填空 What What a What an How 1 nice girl she is 2 careful the boy is 3 beautiful flowers they are 4 delicious the food tastes 5 interesting film we will see 6 good news it is 7 the time flies 单项选择 1 fine the weather is A What a B What C How D How a 2 exciting film we saw yesterday A What a B How a C How an D What an 3 great fun they had A What a B What C How D How a 4 heavy rain it was A What a B What C How D How a 5 fun place to go Shanghai is A What a B What C How D How a 6 happy life the old live A What a B What C How D How a 7 nice fish they cooked A What a B What C How D How a 8 blue the sky is A What a B What C How D How a 9 dangerous the animals are A What a B What C How D How a 10 good time we are having A What a B What C How D How a There be be 单复数由 be 后名词决定 句型表示某地有 have has 主要表示某人有 句型转换 1 There is a bank on the street 否定句 There a bank on the street 一般疑问句 a bank on the street 就划线部分提问 on the street 2 There are some cars in front of the park 否定句 There cars in front of the bank 一般疑问句 cars in front of the bank 就划线部分提问 in front of the bank There s a bank on the street 就划线部分提问 are there on the street There s only one There are some cars in front of the bank 同上 are there in front of the bank There re some 3 He two sons 他有两个儿子 There two men in the office 办公室里有两个男人 4 There a basketball match tomorrow A is going to have B are going to have C is going to be D are going to be 用 have has 填空 1 A dog four legs A bird two legs 2 Our school a library 3 We 37 chairs in our classroom 4 My sister a nice toy car 5 that girl a doll No he 6 Tom and his brother a big bedroom Yes they 五 介词讲解 一 早 下午 晚要用 in 例 in the morning afternoon evening day 在早上 下午 白天 二 at 黎明 午 夜 点与分 例 at dawn at daybreak 在黎明时候 at noon 在中午 at night 在夜间 at midnight 在 午夜 at six o clock 在 6 点钟 三 年 月 年月 季节 周 即在 某年 某月 在 某年某月 具体日则用 on 在四季 在第几周等都要用 in in 1986 在 1986 年 in April 在四月 in December 1986 1986 年 12 月 in spring 在春季 in summer 在夏季 on May 1st 练习 1 We begin classes about 8 00 2 We all like working China 3 What do you like doing the evening 4 Our school has an Art Festival December 31st every year 5 What can you see the picture 6 The speech contest is January 一般现在时用法专练 一般现在时 1 定义 A 表示现阶段经常发生的 反复的发生的 习惯性的动作或存在的状态 如 He usually goes to school at 7 oo o clock The students often get up at 6 30 in the morning B 表示主语具有的特征 性格 能力和客观真理 如 I m 14 years old Mike likes swimming 2 时间词 often usually always sometimes every day night week on Sunday on weekends 3 结构 A 当句子表状态说明主语是什么或怎么样时 其句型 主 BE 动词 am is are 表语 否定式是在 BE 动 词后加 not 一般疑问句是将 BE 动词提前到句首 即在主语之前 e g He is her father He is not her father Is he her father Yes he is No he is not B 当谓语由实义动词充当 主语不是第三人称单数时 句子结构为 主语 动词原形 其它 否定式为 主语 don t 动词原形 其它 疑问句为 Do 主语 动词原形 其它 e g We speak Chinese We don t speak Chinese Do you speak Chinese Yes we do No we don t 当主语是第三人称单数时 句子结构为 主语 动词 词尾加 s 或 es 其它 否定式为 主语 doesn t 动词原形 其它 疑问句式 Does 主语 动词原形 其它 He likes pandas He doesn t like pandas Does he like pandas Yes he does No he doesn t 4 动词三单形式的构成 动词加 s 的方法与名词变复数的方法基本一样 1 在原形动词结尾直接加 s works runs likes plays 2 以 s x ch sh o 结尾的动词 加 es teaches goes washes does watches discusses 3 以辅 音字母 y 结尾的动词 把 y 变 i 再加 es studies carries cries 用括号内动词的适当形式填空 1 He often have dinner at home 2 Daniel and Tommy be members of the Reading Club 3 She and I take a walk together every evening 4 There be some water in the bottle 5 We not watch TV on weekdays 6 Nick not do his homework on Sundays 7 they like the World Cup 8 What they usually do on holidays 9 your parents read newspapers every day 10 The girl teach us English on Sundays 按照要求改写句子 1 Daniel watches TV every evening 改为否定句 Daniel TV every evening 2 I do my homework every day 改为一般疑问句并作否定回答 you homework every day No I 3 She likes milk 改为一般疑问句并作肯定回答 she milk Yes she 4 Simon is from Beijing 同义句改写 Simon Beijing 5 Millie is clever at Maths 同义句改写 Millie Maths 改错 1 Is you brother speak English A B C 2 Does he looks like his father A B C 3 He likes play games after class A B C 4 Mr Wu teachs us English A B C 5 She doesn t her homework on Sundays A B C 将下列句子译成英文 1 桑迪放学后打羽毛球吗 不 她学习很用功 放学后她总是看书 Sandy badminton after school No She hard She always books after school 2 他在第三中学上学 他每天早上七点上学 He in No 3 Middle School He to school at 7a m every day 3 父亲早晨送我到学校 My father me to school in the morning 4 我女儿喜欢看电视和听音乐 My daughter TV and to music 5 西蒙朋友的姐姐长大后想当一位歌手 Simon s friend s sister to a singer when she up 六 现在进行时专练 现在进行时 表示说话瞬间或现阶段正在进行的动作 1 标志 now 现在 listen 看 look 听 at the moment 此刻 2 结构 主语 助动词 be am is are 行为动词的现在分词 doing 现在分词的构成 1 ing eat eating sing singing 2 2 辅音字母 e take taking 3 sit put begin run swim stop get shop get 双写最后一个辅音字母 再加 ing 4 特殊变化 lie lying die dying 练习 1 Jim take photos in the park now 2 Jim not take in the park now 3 Jim take photos in the park now Yes he No he 4 Where Jim photos now In the park 1 我们正在吃晚餐 2 我们每天 6 点起床 We We at six every day 3 他们在聊天吗 是的 4 他们常常聊天吗 不是 they Yes they they often No they 5 他在做什么 他在做作业 6 他晚上常干什么 他常做作业 What he He What he usually in the evening He usually 练习 一 将下列各词变成相应的现在分词形式 read have clean watch get begin make swim wash play write sing dance ride eat give visit see put sit cook 二 选择 1 Look Lucy is a new bike today A jumping B running C riding D takeing 2 The children football A is playing B are playing C play the D play a 3 They TV in the evening They do their homework A are watching B can t watching C don t watch D don t watching 4 Listen She in the classroom A is singing B sing C to sing D is sing 5 Look The children basketball on the playground A plays B played C is playing D are playing 6 Who over there now A singing B are sing C is singing D sing 7 It s eight o clock The students an English class A have B having C is having D are having 8 Listen The baby in the next room A crying B cried C is crying D cries 9 Look The twins new sweaters A are wearing B wearing C are wear D is wearing 10 Don t talk here Grandparents A is sleeping B are sleeping C sleeping D Sleep 11 We music and often to music A like listen B likes listens C like are listening 12 Look The twins their mother do the housework A are wanting B help Care helping Dare looking 13 are the birds doing They are singing in a tree A Who B What C How D Where 14Jane swimming every Sunday But she computer games now A goes plays B is going is playing C goes is playing 15 Look Maria now Well she usually after class A is singing sings B is singing is singing C sings is singing 三 按要求改写句子 1 The boy is playing basketball 否定句 一般疑问句 肯定回答 否定回答 对 playing basketball 提问 对 The boy 提问 2 They are singing in the classroom 否定句 一般疑问句 肯定回答 否定回答 对 singing 提问 对 in the classroom 提问 四 用括号中动词的适当形式填空 1 My parents watch TV now 2 Look Three boys run 3 What your mother do now 4 your dog now sleep 5 you listen to music Yes I am 6 Listen someone sing in the classroom 7 Where is Zhang Yan She talk with her teacher in the teacher s office 8 Her parents can They are now swim 9 Listen Joan is sing in the classroom She often sing there 10 Where you have lunch every day 七 一般过去时复习题 一般过去时态 英语中表示过去某时发生的动作或情况的时态是一般过去时 1 标志 yesterday 昨天 two days ago 两天前 last year 去年 the other day 前几天 once upon a time 很久以前 just now 刚才 in the old days 过去的日子里 before liberation 解放前 When I was 8 years old 当我八岁时 2 表现形式 动词过去式 规则变化和不规则变化两种 3 规则变化 1 一般情况 ed 如 pulled visited 2 以不发音 e字母结尾的单词 d 如 liked danced 3 以辅音字母 y 结尾去 y变 i ed worried studied 4 重读闭音节结尾的单词 末尾只有一个辅音字母双写词尾字母 ed stopped shopped 4 不规则变化参考不规则动词表 5 练习 He a student 他曾是一名学生 否定句 He a student 一般疑问句 he a student 肯定回答 否定回答 They had a meeting last night 他们昨晚开了一个会 否定句 They a meeting last night 一般疑问句 they a meeting last night 肯定回答 否定回答 提问 they last night 一 将下列动词变为过去式 规则动词和不规则动词 1 look 2 live 3 stop 4 carry 5 hope 6 trip 7 call 8 finish 9 want 10 are 11 go 12 have 13 do 14 get e 16 say 17 see 18 put 19 eat 20 take 21 read 22 catch 23 listen 24 arrive 25 plan 二 句型转换 1 There were about nine hundred people at the concert 音乐会 否定句 about nine hundred people at the concert 一般疑问句 about nine hundred people at the concert 对划线部分提问 people there at the concert 3 There was only one problem 否定句 only one problem 一般疑问句 only one problem 4 Ann did her homework yesterday evening 否定句 Ann her homework yesterday evening 一般疑问句 Ann her homework yesterday evening 对划线部分提问 Ann do yesterday evening 5 Last week I read an English book 改为否定句
展开阅读全文
相关资源
相关搜索

当前位置:首页 > 办公文档 > 解决方案


copyright@ 2023-2025  zhuangpeitu.com 装配图网版权所有   联系电话:18123376007

备案号:ICP2024067431-1 川公网安备51140202000466号


本站为文档C2C交易模式,即用户上传的文档直接被用户下载,本站只是中间服务平台,本站所有文档下载所得的收益归上传人(含作者)所有。装配图网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。若文档所含内容侵犯了您的版权或隐私,请立即通知装配图网,我们立即给予删除!