maintaining

阅读 / 问答 / 标签

英语语法加s或es选maintain和be maintained,have maintained和be maintaining 选哪个?请求高人指导!

名词 加s或es 变复数1)一般情况 加 -s 清辅音后读/s/ map-maps 浊辅音和元音后读 /z/ bag-bags /car-cars 2) 以s, sh, ch, x等结尾 加 -es 读 /iz/ bus-buses/ watch-watches 3) 以ce, se, ze,等结尾 加 -s 读 /iz/ license-licenses 4) 以辅音字母+y结尾 变y 为i再加es 读 /z/ baby---babies 二. 其它名词复数的规则变化 1) 以y结尾的专有名词,或元音字母+y 结尾的名词变复数时,直接加s变复数。例如:   two Marys     the Henrys monkey---monkeys  holiday---holidays   2) 以o 结尾的名词,变复数时: a. 加s,(一般无生命的或外来词)如: photo---photos   piano---pianos radio---radios   zoo---zoos; b. 加es,(一般是有生命的)如:potato--potatoes  tomato--tomatoes c. 上述a和b两种方法均可,如zero---zeros / zeroes。  3) 以f或fe 结尾的名词变复数时: a. 加s,如: belief---beliefs  roof---roofs safe---safes  gulf---gulfs; b. 去f,fe 加ves,如:half---halves   knife---knives leaf---leaves  wolf---wolves wife---wives  life---lives  thief---thieves; c. 上述a和b两种方法均可,如handkerchief: handkerchiefs / handkerchieves。 三. 名词复数的不规则变化 1) child---children  foot---feet  tooth---teeth mouse---mice    man---men  woman---women  注意:由一个词加 man 或 woman构成的合成词,其复数形式也是 -men 和-women,如an Englishman,two Englishmen。但German不是合成词,故复数形式为Germans;Bowman是姓,其复数是the Bowmans。 2) 单复同形,如deer,sheep,fish,Chinese,Japanese ,li,jin,yuan,two li,three mu,four jin等。但除人民币的元、角、分外,美元、英镑、法郎等都有复数形式。如:a dollar, two dollars; a meter, two meters。 3)集体名词,以单数形式出现,但实为复数。例如: people police cattle 等本身就是复数,不能说 a people,a police,a cattle,但可以说a person,a policeman,a head of cattle, the English,the British,the French,the Chinese,the Japanese,the Swiss 等名词,表示国民总称时,作复数用,如The Chinese are industries and brave. 中国人民是勤劳勇敢的。 4) 以s结尾,仍为单数的名词,如: a. maths,politics,physics等学科名词,一般是不可数名词,为单数。 b. news 为不可数名词。 c. the United States,the United Nations 应视为单数。 The United Nations was organized in 1945. 联合国是1945年组建起来的。d. 以复数形式出现的书名,剧名,报纸,杂志名,也可视为单数。例如: "The Arabian Nights" is a very interesting story-book. 《一千零一夜》是一本非常有趣的故事书。 5) 表示由两部分构成的东西,如:glasses (眼镜) trousers, clothes等,若表达具体数目,要借助数量词 pair(对,双); suit(套); a pair of glasses; two pairs of trousers等。 6) 另外还有一些名词,其复数形式有时可表示特别意思,如:goods货物,waters水域,fishes(各种)鱼。 maintain是及物动词 应该选be maintained

__________ [A] retaining [B] attaining [C] maintaining [D] gaining

【答案】:D动词辨析和搭配。retaining意为“保持,保留”;attaining意为“获得,得到”;maintaining意为“保持,维护”;gaining意为“获得”。gaining和popularity构成搭配,意为“受到欢迎”,因此选[D]。

求大神写英文作文“On Maintaining Trust”,谢谢了!

  “On Maintaining Trust”  Future trends in computer science is one of the artificial intelligence,It is the research and artificial simulation of human thought and eventually be able to make a human like to think the same machine.For human services and to help people solve problems.After all, people thought it was unique, there are feelings, there are a variety of character, this will be very difficult to achieve in the machine.In fact, to do the same as the human thinking machine, the only one of the artificial intelligence, is by no means all. Through the study of artificial intelligence, can resolve all kinds of scientific problems, and promote the development of other science, the artificial intelligence is the best!I believe that the science of artificial intelligence is waiting for humanity to explore it step by step the real connotation.  望采纳~!!

Maintaining a sharp eye 什么意思?

Maintaining a sharp eye 保持敏锐的眼光

system is maintaining是什么意思

system is maintaining系统正在维护例句One of the most difficult tasks associated with system administration is maintaining a centralized documentation repository that is current, comprehensive, and inclusive of all systems.与系统管理相关的最困难的任务之一是维护一个最新的、全面的、涵盖所有系统的集中式文档存储库。The rise and fall enable working platform system is in use for installing and maintaining charging stations.升降工作平台可在充电候车站安装及维护时使用。

将温度保持在 请问用maintain 还是 maintaining 哪个好啊?

看你需要的是动词谓语还是非谓语你需要将温度保持在。。,用maintain,即:You should maintain the temperature ...我们将温度保持在。。得到的结果,用maintaining,即:We got the results maintaining the temperature ..

maintaining和maintainance做名词时区别?

maintaining 是 maintain 的现在分词,是动词,不能做名词,没有名词含义。译为保持,保养,坚持,保卫。maintainance是名词,译为维修,维护,保持,生活费用,抚养费。大部分情况用作维修和维护。