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un是什么意思

小升初满分作文 时间:2010-02-07

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第一篇un是什么意思:南京市中考英语试题及答案分析


  合理的总结,合理的归纳,对于中考英语考试成绩会有很大的帮助,以下是小编给你推荐的中考英语试题及答案分析,希望对你有帮助!
  南京市中考英语试题
  一、单项填空(共15小题,每小题1分,满分15分).从A、B、C、D四个选项中,选出可以填入空白处的最佳选项.
  1..Look at the picture.Diana is_______(  )
  A.the tallest B.the shortest
  C.taller than Jenny D.shorter than David
  2..Helen is new here,so we know _______ about her(  )
  A.nothing B.something C.anything D.everything
  3..Yingqi Bird Nest Library,the smallest library in the world,was opened to the public in Nanjing"s Huashu Village_______the World Reading Day this year.(  )
  A.on B.in C.at D.as
  4..Last night the big fire in Sunshine Shopping Mall was started by the children playing with matches,________,no one was hurt.(  )
  A.Luckily B.Suddenly C.Easily D.Sadly
  5..Can you help me________those exercise books?I got a different number each time.(  )
  A.carry B.move C.write D.count
  6..一Are you going camping this afternoon?
  ?A typhoon is coming I"m not sure _______the road to the mountains will be closed.(  )
  A.which B.what C.whether D.why
  7..It took me almost a whole day to _______so many emails.(  )
  A.deal with B.cut in C.cheer for D.run out
  8..My sister is still very ______ with me because I broke her new pencil box yesterday.(  )
  A.popular B.satisfied C.honest D.angry
  9..?Have you read the book Jane Eyre?
  ?Yes.It"s a famous book and really worth_______.(  )
  A.to read B.reading C.to be read D.read
  10..It"s reported that Jiangsu Grand Theatre ______ in September this year(  )
  A.completes B.is completed
  C.will complete D.will be completed
  11..Which of the following words is pronounced/geit/?(  )
  A.gate B.great C.greet D.get
  12..?Hi,Nora.Is your mother at home?
  ?Just a minute!She______flowers in the garden.(  )
  A.plant B.is planting C.planted D.was planting
  13..In the words unhappy and unusual,the un•means_________.(  )
  A.very B.most C.not D.less
  14..(on the mobile phone )
  ?Where are you?I can"t see you here at the theatre.
  ?_______.I"m just one block away.(  )
  A.Good idea B.My pleasure
  C.I"m coming D.Nice talking to you
  15..?Reading is a good way to pass the time on the plane.
  ?_______.I never go travelling without a book.(  )
  A.You are joking B.That"s true
  C.I don"t think so D.It sounds like fun
  二、完型填空(共1小题;每小题10分,满分10分).阅读下面短文,从短文所给各题的四个选项(A、B、C、D)中.,选出可以填入空白处的最佳选项.
  16.(10分)(2016•南京)Rob Howes wanted to spend a day at the beach.He(16)      his daughter Nicky and her two friends,Helen Slade and Karina Cooper.They all went to Ocean Beach in New Zealand,where Howes was a lifeguard.
  The group swam and bodysurfed.Then they saw something(17)      .”Suddenly,there are these fins,”said Howes.
  The(18)      saw seven dolphins moving towards them.The dolphins seemed worried.They(19)      the water with their tails.They kept moving in a circle around the swimmers.Then one large dolphin swam towards Howes and Helen.Next,it dived(潜水) down underwater.That’s when Howes saw something grey moving in the(20)      .
  A great white shark(21)      underwater.It wasn’t far from the people.The shark headed straight towards Nicky and Karina.Now the shark was not slow.It moved(22)      !So the dolphins used their tails to swim even faster.Each one splashed its tail even more.Then Howes knew (23)      the dolphins did so.The dolphins didn’t want to(24)      him and the girls.These sea mammals(哺乳动物) wanted to keep them safe.
  The dolphins stayed close to the group (25)      the shark left.When Howes and the kids were safe,the dolphins swam away.
  “You want to say thank you and shake their filppers,”Howes said.This isn"t a fishy tale!These dolphins are heroes.
  16.A.brought B.missed C.returned D.searched
  17.A.broken B.common C.strange D.polluted
  18.A.trainers B.coaches C.fishermen D.swimmers
  19.A.held B.hit C.cleaned D.provided
  20.A.pool B.air C.island D.water
  21.A.waited B.washed C.grew D.served
  22.A.beautifully B.fast C.heavily D.away
  23.A.where B.what C.why D.whether
  24.A.play B.trust C.harm D.protect
  25.A.until B.because C.if D.since.
  三、阅读理解(共4小题;每小题2分,满分15分)阅读下列材料,从每题所给四个选项(A、B、C、D)中,选出最佳选项.
  26.(2分)(2016•南京)Alan is visiting South Mainland with his family,He is reading an information card to help them.
  Ferry Booking Offices Mousa,Tel:07901 872339
  Fair Isle.Tel:01595 760363
  Shops Dunrossness,Toab.Bigton.Sandwick
  Places to Eat Local Food Sumburgh.Spiggie.Bigton.Hoswick
  Post Offices Dunrossness,Toab,Bigton Levenwick
  Visitors Centres Boddam Hoswick.Sandsayre.Cunningsburgh
  Swimming Pool Sandwick,Tel:01950 431511
  Health Centre levenwick.Tel:01950 422240
  Police Station Dunrossness,Tel:01950 460707
  26.Which number should Alan call if he wants to book tickets for the ferry?
  A.01950 460707.B.01595 760363.
  C.01950 422240.D.01950 431511.
  27.Where can Alan go to enjoy local food in South Mainland?
  A.Dunrossness,Toab.Bigton,Sandwick.
  B.Sumburgh,Spiggie,Bigton.Hoswick
  C.Dunrossness,Toab.Bigton,Levenwick
  D.Boddam,Hoswick,Sandsayre,Cunningsburgh.
  28.(3分)(2016•南京)CHARACTERS??Max and Emma
  SCENE 1?Dining hall.Sunville Middle School
  EMMA:Max!Hi!Mr.Sosa says our band (乐队)can play in the talent show!
  MAX:Cool!I"ll tell Felipe to meet in the music room after school for a practice.
  EMMA:Umm.I wonder if It"s a good idea to have Felipe in our band …
  MAX:(With his mouth open )Of course it is!He"s really good at the keyboard.
  EMMA:Really?He seems more interested in maths than anything else.
  MAX:Well,the says maths and music are connected.He says that learning to read music and playing keyboard is like learning maths formulas (公式).
  EMMA:Then I"m sure he’s good at music.too.With Felipe on keyboard,we"ll really have anedgeover the other groups
  28.The underlined word“edge”in the play means“      ”.
  A temperature B.advantage C.conversation D.relationship
  29.Why does Emma wonder if it is a good idea to have Felipe in the band?
  A.She thinks Felipe will help them win.
  B.She"s not sure if Felipe is good at music
  C.She thinks the band has had enough players.
  D.She"s imagining what songs Felipe likes to play.
  30.Which of following shows where the scene happens?
  A.EMMA:Umm
  B.MAX:(With his mouth open )
  C.CHARACTERS?Max and Emma
  D.SCENE I?Dining hall,Sunville Middle School.
  31.(5分)(2016•南京)A new report shows what life might be like in 100 years now.It describes skyscrapers that are much taller than today"s buildings,underwater“bubble“cities and holidays in space.The report is from a company.It asked experts (专家) on space and architecture,as well as city planners,to give their ideas on the life in 2116.They said the way we live,work and play will be totally different to how we do these things today.The experts used the Internet as an example.They said that 25years ago,people could not imagine how the Internet and smartphones would change our lives.The Internet has completely changed the way we communicate,learn and do daily things.The experts said the changes in the next century would be even more unbelievable.
  Researchers questioned 2,000 adults about the predictions (预言)they thought were most likely (很可能的)to happen in the future.They predicted that in the future,few people will go to an office but will work from home and have work meetings online.People will have highly developed 3?D printers that will let you download (下载)a design for furniture or a food recipe and then“print”the sofa,table or pizza at home.There will also be less need for visits to the doctor.We will all have a home health instrument that will tell us what the problem is and give us treatment.We will also be going into space for holidays and to get resources that we have used up on Earth.A prediction that is missing is whether people will still need to study English.
  31.The writer uses the example of the Internet in Paragraph I to show      .
  A.the Internet was often used B.the Internet has developed fast
  C.people will not believe the changes D.technology will change people"s lives
  32.With the help of highly developed 3?D printers,a way to get a sofa in 2116 is to      .
  A.buy one in a shop B.ask somebody to make one
  C.download a design and“print”one D.design and make one by oneself
  33.According to the passage,the missing prediction is      .
  A.how people will work
  B.where people will get resources
  C.what people will have at home to treat illness
  D.whether people will still need to learn English.
  34.The passage is mainly about      .
  A.the life in 2016 B.holidays in space
  C.the history of the Internet D.medical treatment
  35.The passage is most probably from      .
  A.an advertisement B.a newspaper
  C.a detective story D.a health report.
  36.(5分)(2016•南京)Rachel Carson(1907?1964)was a pioneer of the world"s environmental movement through her writing about the protection of the natural world.Her 1962 book Silent Spring made her well known by many people.It describes the harmful changes in the environment of using toxic(有害的)chemicals on farmland.
  Carson"s career started as a biologist in the US Bureau of Fisheries.In 1951 she published her first book.The Sea Around Us,which became a bestseller.It made her rich enough to leave her job and devote her life to writing.She was s gifted writer.Her next two books were also about the oceans and both topped the book sales lists.
  Carson"s book Silent Spring completely changed the way America thought about nature.Itpainted a bleak(荒凉的) future for the whole natural world.It led to a nationwide ban(禁止)on the use of a deadly chemical called DDT,and other toxic pesticides (农药)that farmers used for their crops.Many people say the book led to the creation of America"s Environmental Protection Agency.
  Since her death.Carson"s name has continued to be connected with protecting the environment.There is now a yearly Rachel Carson Book Prize.Norway awards the Rachel Carson Prize to women who have made great contributions to the field of environmental protection.In1980,16 years after her death,she was awarded the Presidential Medal of Freedom,the highest civilian honour in America.
  36.What happened to Rachel Carson in1962?
  A.She started to write books
  B.She gave up working as s biologist
  C.Her book The Sea Around Us sold well
  D.Her book Silent Spring made her famous
  37.What most probably made Rachel Carson leave her job?
  A.She got an award
  B.She published Silent Spring
  C.The Sea Around Us brought her enough money
  D.The US government took notice of her researches
  38.Why is the book Silent Spring important to America"s environmental protection?
  A.It describes a silent spring
  B.It topped the book sales lists
  C.It changeed how America thought about nature
  D.It includes all Carson"s research achievements
  39.What does the underline word“It”in Paragraph 3 mean?
  A.The book Silent Spring
  B.The way America thought
  C.The US Bureau of Fisheries
  D.America"s Environmental Protection Agency
  40.Why was Rachel Carson awarded the Presidential Medal of Freedom?
  A.She published the book silent spring
  B.She did a lot of researches for the US Bureau of Fisheries
  C.She donated much money to the Rachel Carson Book Prize
  D.She made great contributions to the environmental protection.
  四、填空(共5小题,每小题1分,满分5分).
  41..?I find the game without Kobe Bryant boring.
  ?I don"t agree.One player cannot make a      (队).
  42..There is an      (空的)bottle on the road,Everyone should be careful.
  43..It"s a good idea to give your father a      (夹克衫)as a gift on June 19,Father"s Day.
  44..?Where shall we go for the summer outing,Daniel?
  ?I can"t      (记得)exactly,maybe somewhere near Babulo Valley.
  45..If everyone thinks about pollution and recycling,we can protect the air and help      (救)our world.
  根据句子意思,用括号中所给单词的适当形式填空,并将答案写在相应的位置.
  46..At present more and more students choose online courses and study by      (they).
  47..Nanjing looks much more beautiful on      (snow)days.
  48..?Nancy.I really don"t know how to write articles.
  ?Don"t worry.      (use)a mind map to organize your ideas.
  49..This bookstore sells many English      (dictionary).You can choose what you like.
  50..There      (be)four students from School for the Blind in Nanjing sharing reading with the students in the US through online video on April 22,2016.
  根据对话内容,从下面方框中选择适当的单词或短语填空,时对话内容完整正确,并将答案写在对应的位置上.
  51.(5分)(2016•南京)always patient Good idea because of do well in
  A:which teachers will you miss the most after junior high school,Han Mei?
  B:Ms.Zhang and Mr.Li.
  A:I know that Ms.Zhang was (51)      enough to repeat grammar rules for you in English class.
  B:Yes,and Mr.Li helped me (52)      maths.He always took the time to explain things to me clearly whenever I couldn"t understand anything.Who will you miss?
  A:Ms.Zhang.She encouraged me in Chinese class.She (53)      told me,“You can do it!”I put in more effort and got high marks (54)      her.
  B:Shall we get each of them a card and gift to say thank you?
  A:(55)      .Let"s go shopping tomorrow!
  五、阅读填空(共1小题,每小题10分,满分10分)阅读下列短文,根据所读内容,在文章第56-65小题的空格里填入一个最恰当的单词,并将答案写在对应的位置上.
  56.(10分)(2016•南京)What will you eat for lunch today?In some countries lunchtime often means soup time!There are many kinds of soups served around the world.Some are as thin and clear as water.Some are as thick as stews.Others are full of noodles!
  Soup is just one thing that can be eaten for lunch,What you eat for lunch may be different from the lunch of someone who lives in another country.Let"s take a look around the world to see what kids are eating for lunch.
  Mexico
  Many children in Mexico eat tortillas for lunch.Most tortillas are made from ground corn,but sometimes wheat in used.Tortillas are usually flat and round,but they can also be made into other shapes.Taco shells are made from corn tortillas and filled with beans or meat.Tasty sauces,called salsas,are often added to tacos,These sauces are made from tomatoes,onions,hot peppers and spices.
  Russia
  Winters in Russia are very cold.Maybe that"s why many Russian children eat soup for lunch.Two of their favourites are cabbage soup and beet soup.
  Many Russian soups also include potatos.Potatoes are an important crop in Russia.They make soups thick,Eating thick soups can help keep people warm and can fill them up,so hunger is no problem!
  South Korea
  Meals in Korea are made up of many dishes.No matter what else is served,there in always rice.
  Kimchi is also always on the table,Kimchi is pickled(腌制的 )meat or vegetables.Korean children mix together many dishes and flavors at meals.It"s common for their food to be hot and spicy.
  Thailand
  Lunch in Thailand often includes noodles.There are many ways to serve noodles.One popular dish is made with thin rice noodles,tofu and shrimp.Another favourite way to eat rice noodles is with meat,vegetables and thick gravy.
  What"s for (56)      ?
  Introduction •Different soups are served around the world,In some countries soup time (57)      for lunchtime.
  •Kids in different countries may not eat the (58)      food for lunch.
  Food for lunch in different countries Mexico •Tortillas are popular food made from ground corn or wheat in different(59)      .
  •Taco shells are made from corn tortillas and (60)      of beans or meat.
  Russia •Cabbage soup and beet soup are Russian children"s favourites.They eat soup for lunch probably because of the (61)      season.
  •Russians (62)      potatoes to soups in order to made them thick.
  South Korea •There are many dishes in Korea.However,you cannot
  (63)      seeing rice and Kimchi on the table
  •Many dishes and flavors(64)      together at meals in hot and spicy tastes.
  Thailand •People cook or eat rice noodles with different (65)      like tofu.meat,vegetables,and so on.
  根据短文内容及首字母提示,填写所缺单词,并将答案填在在相应位置.
  66.(10分)(2016•南京)How long does it take to bulid a new house?It usually takes about six months or more.(66)B      each year,thousands of people work together to bulid new homes in just four months?Who does this(67)w      work?Habitat for Humanity.
  Habitat for Humanity is a group that builds homes for families in (68)n      .It has branches(分部)in different states around the country.
  This group works all over the world,too.Volunteers help build the homes.They are unpaid workers who do all the work for (69)f      .Volunteers can be builders and painters.They can be teachers or bankers,Some are students.Habitat for Humanity has built more than 300,000 houses.More than 1.5 million people(70)l      in these houses.
  Buliding a home is hard work.Volunteers learn (71)h      to put up walls.They use many (72)m      and tools.These selfless(无私的 )volunteers work with the family that will live in the house,Everyone works together to make the family"s (73)d      come true.
  Suruchi Srikanth has worked with Habitat for Humanity for four years.She (74)b      volunteering in high school.She has built many homes with others Volunteers.She takes her responsibilities(责任)seriously.Volunteers know (75)i      they don"t help,homes may not get built.They are good citizens who care other people.
  六、书面表达(满分15分).
  76.(15分)(2016•南京)假如你是在南京学习的英国交流学生Max,你的英国同学Simon 给你写了一封电子邮件.请你根据邮件内容,用英语给Simon 回一封电子邮件.
  Hey Max,
  I haven"t heard from you since you in Nanjing.How are you getting on?Is everything OK with the school you study in?What are your English classes like?
  Write soon!
  Yours.
  Simon
  注意:
  1.文中不得出现你的真实姓名和学校名称;
  2.语言通顺,意思连贯,条例清楚,书写规范;
  3.词数80左右,邮件的开头与结尾已经给出,不计入总词数.
  Hi Simon,
  Sorry I haven"t written till now..
  Yours,
  Max.
  南京市中考英语试题答案
  一、单项填空(共15小题,每小题1分,满分15分).从A、B、C、D四个选项中,选出可以填入空白处的最佳选项.
  1..Look at the picture.Diana is_______(  )
  A.the tallest B.the shortest
  C.taller than Jenny D.shorter than David
  【考点】形容词的比较级和最高级..
  【分析】看图片,Diana比Jenny高.
  【解答】答案:C.
  观察图片中的四个人,从高到矮分别是:John,Diana,David,Jenny,所以只有选项C的描述正确,Diana比Jenny高,为比较级.故选C.
  【点评】正确观察图片,理解题干和选项的意思,掌握形容词比较级和最高级的用法就能做好此类题目.
  2..Helen is new here,so we know _______ about her(  )
  A.nothing B.something C.anything D.everything
  【考点】不定代词..
  【分析】海伦是新来的,因此我们对她一无所知.
  【解答】答案:A nothing 没什么 something 一些的意思 anything 任何事 多用于否定句和疑问句 everything 一切事情; 结合句意“由于海伦是新来的,所以我们对她了解____”只有A符合句意,意思为“我们对她一无所知”.故选:A
  【点评】此题考查不定代词的用法.要了解不定代词的使用方法,并结合语境选出正确答案.
  3..Yingqi Bird Nest Library,the smallest library in the world,was opened to the public in Nanjing"s Huashu Village_______the World Reading Day this year.(  )
  A.on B.in C.at D.as
  【考点】时间介词..
  【分析】英琪鸟巢图书馆,世界上最小的图书馆,在今年的世界读书日那天对南京桦树镇的大众开放.
  【解答】答案:A 根据其后的时间状语“the World Reading Day this year”,可知时间状语是具体到了今年的读书日那一天.on+具体到某一天;in+年、月、季节等;at+时间点;as+从句.故选A.
  【点评】本题考查时间介词的辨析.熟记每个选项的用法是做题的前提.做题时要在题干中找到时间介词其后的时间状语,根据时间状语来判断时间介词.
  4..Last night the big fire in Sunshine Shopping Mall was started by the children playing with matches,________,no one was hurt.(  )
  A.Luckily B.Suddenly C.Easily D.Sadly
  【考点】副词的词义辨析..
  【分析】昨晚小孩玩火柴引起了阳光购物中心的那场大火,幸运地是,没有人受伤.
  【解答】答案:A
  luckily幸运地;suddenly突然;easily容易地;sadly难过地;根据no one was hurt可知大火没有导致受伤是很幸运地,故选A.
  【点评】本题考查副词词义辨析,先弄清所给词的词义,再根据情景选择正确答案.
  5..Can you help me________those exercise books?I got a different number each time.(  )
  A.carry B.move C.write D.count
  【考点】动词词义辨析..
  【分析】你能帮我数一数这些练习本吗?每次我都得到一个不同的数.
  【解答】答案:D.
  首先明确选项中动词的意思,A:搬运;B:移动;C:写;D:数一数; 根据后面一句I got a different number each time,推测前面的句意是“你能帮我数一数这些练习本吗?”,由此判断句子中缺少“数一数”一词,故答案为D.
  【点评】了解每个选项的含义是做好此类题型的关键,还要从句意着手,根据句意作出解答;所以,平时的学习中要多进行积累词汇,才能很好的完成.
  6..一Are you going camping this afternoon?
  ?A typhoon is coming I"m not sure _______the road to the mountains will be closed.(  )
  A.which B.what C.whether D.why
  【考点】从属连词..
  【分析】??今天下午你要去野营吗?
  ??一场台风要来了,我不确定通往大山的道路是否会关闭.
  【解答】答案:C
  根据语境以及上下文,本题考查的是连词的用法. 根据语境I"m not sure _______the road to the mountains will be closed,可知说话人不确定通往大山的道路是否会关闭,所以应该用whether“是否”,故选C.
  【点评】比较和分析选项中连词的不同含义及其用法是解答该题的关键;还要根据句中信息正确推测该句句意,进而作出解答.
  7..It took me almost a whole day to _______so many emails.(  )
  A.deal with B.cut in C.cheer for D.run out
  【考点】动词短语..
  【分析】处理这么多电子邮件花费了我几乎一整天的时间.
  【解答】答案:A.
  首先明确选项中动词短语的意思,A:处理;B:干预;C:为…喝彩;D:耗尽; 根据语境推测句意是“处理这么多电子邮件花费了我几乎一整天的时间.”,由此判断句子中缺少短语:处理deal with,故答案为A.
  【点评】了解每个选项的含义是做好此类题型的关键,还要从句意着手,根据句意作出解答;所以,平时的学习中要多进行积累词汇,才能很好的完成.
  8..My sister is still very ______ with me because I broke her new pencil box yesterday.(  )
  A.popular B.satisfied C.honest D.angry
  【考点】形容词词义辨析..
  【分析】我姐姐仍然很生我的气,因为昨天我把她的新铅笔盒弄坏了.
  【解答】答案:D
  popular受欢迎的;satistied感到满意的;honest诚实的;angry生气的;根据because I broke her new pencil box yesterday可知姐姐是生气的,故选D.
  【点评】本题考查形容词词义辨析,先弄清所给词的词义,再根据情景选择正确答案.
  9..?Have you read the book Jane Eyre?
  ?Yes.It"s a famous book and really worth_______.(  )
  A.to read B.reading C.to be read D.read
  【考点】实义动词的现在分词..
  【分析】??你读过≤简•爱≥这本书吗?
  ??嗯,它是一本名著,很值得一读.
  【解答】答案:B 根据关键词 worth联系选项可知此处运用了be worth doing sth 值得做…这一固定用法,故此处应选read的动名词形式 reading,意为“值得一读”故选B
  【点评】此题考查动名词的用法.动名词reading用在be worth后作宾语成分.
  10..It"s reported that Jiangsu Grand Theatre ______ in September this year(  )
  A.completes B.is completed
  C.will complete D.will be completed
  【考点】一般将来时的被动语态..
  【分析】据报道,江苏大剧院将在今年九月完成.
  【解答】答案:D 根据 It"s reported that Jiangsu Grand Theatre ______ in September this year.可知主语Jiangsu Grand Theatre是动作的承受者,和动词complete构成被动的关系,应该用被动语态.根据句中的in September this year.可知应该用一般将来时.一般将来时态的被动语态的构成:will+be+及物动词的过去分词,故选:D.
  【点评】主要考查被动语态,当句子的主语是动作的承受者时,应该用被动语态,本题考查的是一般将来时态的被动语态.一定要注意:一般将来时态的被动语态的构成:will+be+及物动词的过去分词,以及动词过去分词的形式.
  11..Which of the following words is pronounced/geit/?(  )
  A.gate B.great C.greet D.get
  【考点】语音..
  【分析】下面哪个单词的发音是/geit/?
  【解答】答案:A.gate的发音是/geit/;而B great的发音是/greit/;C单词greet的发音是/gri:t/;D单词get中的字母e发/e/音;字母a在单词gate中发/ei/,在开音节中t后面的e不发音,字母组合ea在闭音节发/ei/;字母组合ee在单词greet中发长/i:/音.故选A.
  【点评】记住字母a和e在开音节的发音以及字母组合ea和ee在闭音节的发音
  12..?Hi,Nora.Is your mother at home?
  ?Just a minute!She______flowers in the garden.(  )
  A.plant B.is planting C.planted D.was planting
  【考点】现在进行时..
  【分析】你好,Nora,你妈妈在家吗???等一会!她正在花园种花.
  【解答】答案:B 根据Just a minute,可知Nora让前来找他妈妈的人等一会,妈妈正在忙着做某事.故应用现在进行时(be+doing).she为第三人称单数,be用is.A选项为一般现在时;B为现在进行时;C为一般过去时;D为过去进行时.故选B.
  【点评】本题考查时态问题.本句没有明显的时态标志词,只有根据句意来判断动作发生的时间与说话的时间之间的关系,进而判断出正确的时态.
  13..In the words unhappy and unusual,the un•means_________.(  )
  A.very B.most C.not D.less
  【考点】词根词缀..
  【分析】在单词unhappy和unusual中,“un”的意思是“不”.
  【解答】答案:C
  由于unhappy的意思是“不开心”,unuaual的意思是“不寻常的”,即加前缀“un”后单词就变成了与原来意思相反的单词,所以选C.
  【点评】正确理解题干,熟练掌握构词法是做好本题的关键.

第二篇un是什么意思:单词undefined是什么中文意思


  很多同学看到undefined这一英语单词这么长就觉得很难,这是因为我们不了解它的中文意思。一起来看看小编为大家整理收集了英语单词undefined的实际中文意思吧,欢迎大家阅读!
  英语单词undefined的中文意思
  英 [ˌʌndɪˈfaɪnd] 美 [ˌʌndɪˈfaɪnd]
  形容词 未阐明的; 未限定的
  1. 未定义的:复数(complex number)也是STL库的一部分,使用它需要包含都文件使用了未定义的(undefined)行为的程序叫做不可移植的.
  2. 未下定义(的):unbounded function 无界函数 | undefined 未下定义(的) | undetermined coefficient 待定系数
  英语单词undefined的单语例句
  1. So when something undefined and uncontrollable happens, they speculate in all the modern forums about collusion and nefarious dealings.
  2. He said the US cannot afford to be driven into an undefined military involvement in a conflict taking on an increasingly sectarian character.
  3. The unassuming black bean rice is compact with an undefined, yet distinguished and distinctive flavor.
  4. The bizarre arrangement between the two coaches and the undefined role each led to widespread confusion on the pitch.
  5. Life"s too short to let people who break the seemingly undefined rules of the road land drivers in jail.
  英语单词undefined的双语例句
  1. This paper adopts stochastic finite element theory, introduces definability analysis, deals with undefined parameters obviously, and switches the idea of automobile body analysis from definability to authenticity.
  利用随机有限元理论,引入确定性分析方法,显示处理不定参数,实现汽车车身的分析思想从确定性分析向真实性分析的转
  2. It had no sharp edges and its was rather fuzzy and undefined.
  它没有锋利及其相当模糊和不确定。
  3. Operation was not input, the fflush function causes any unwritten data for that stream to be delivered to the host environment to be written to the file; otherwise, the behavior is undefined.
  以上突显部分就是说明fflush用于stdin时是不确定的,他可能返回0以表示刷新成功,但事实上他对stdin没有任何动作。因此用fflush来刷新stdin引入了很多问题,以下是一些例子
  4. So, if the file stream is for input use, as stdin is, the behaviour is undefined, therefore it is not acceptable to use fflush for clearing keyboard input.
  在上篇我已经表达了两个观点,这里再重申一次:1。本文仅对scanf函数控制串运用进行探讨,本文所有例程并不构成编程建议。2。
  5. If stream points to an output stream or an update stream in which the most recent operation was not input, the fflush function causes any unwritten data for that stream to be delivered to the host environment to be written to the file; otherwise, the behavior is undefined.
  如果 stream 指向输出流或者更新流,并且这个更新流最近执行的操作不是输入,那么 fflush 函数将把这个流中任何待写数据传送至宿主环境写入文件。否则,它的行为是未定义的。
  6. One of the biggest problems with grad school is that people graduate into the work world, which is an open, undefined road.
  上大学最大一个问题是,人们从此开始他们的工作生涯,这是一条未知的道路。
  7. One of the biggest problems with grad school is that people graduate into the work world, which is an open, undefined road. It`s scary to see that you will probably go through your twenties having no idea what you`re doing and trying a lot of stuff.
  当你迷茫无措的时候选择去读研究生时最错误的实际,因为这种即将踏入社会而产生的迷茫模糊的情绪很容易会让你轻易地选择所谓热门的专业来继续深造,像法律,商业或者考博士生之类。

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