One fifth of the air___made up of oxygen.( be ) 相关知识点: 词汇 试题来源: 解析 is 本题考查分数后动词用单数还是复数的问题,关键取决于of后的名词是单数还是复数,这里是air,时态是一般现在时,be动词用is.故答案为is.五分之一的空气是由氧气构成的.本题考查用所给单词的适当形式填空,首先要根据语境...
待解决 悬赏分:1 - 离问题结束还有 is made up of oxygen,nitrogen and other gases问题补充:匿名 2013-05-23 12:21:38 是由氧气,氮气和其他气体 匿名 2013-05-23 12:23:18 是取得了最多的氧气、氮气和其他气体 匿名 2013-05-23 12:24:58 由氧气、氮气和其他气体制成 匿名 2013-05-23 12:2...
About one fifth of the air is made up of oxygen.汉译英,需要学生根据句意、时态和固定搭配等,来选择合适的单词或者短语,构成合乎语法、句意完整的句子。结果一 题目 空气中大约有五分之一是由氧气组成的。 About ___ of the air is made up of oxygen. 答案 五分之一one fifth,固定短语。故答案为...
Water is ___ hydrogen and oxygen. A.made upB.made up ofC.made byD.making by 答案 B[解析]be made up of“由……组成,含有”;make up“组成,构成”;be made by“由……制造”。 结果二 题目 Water is ___ hydrogen and oxygen. A.made upB.made up ofC.made byD.making by 答案 B[解析] ...
oxygen,名词,“氧气”。句子译文:水是由氢气和氧气组成的。解析:...be made up of+组成成分:...由...组成。...be made in+地方:...由...(地方)制造。...be made from+材料:...由...制造。...be made by+生产者:...由...制造。根据题意,结合选项,可知答案是A. ...
Water is made up of hydrogen and oxygen.翻译为:水是由氢和氧组成的。made up of 由…组成,由…构成
[ ] A.make up ofB.is made of C.is made fromD.is made up of 答案 答案:C提示:该句主语是谓语动词动作的承受者,应用被动语态.be made of/be made from由……制成,前者制成品中原料看得见,后者制成品中原料看不见; be made up of由……组成(构成).句意为“水是由氢和氧构成的”.相关推荐 1...
B.is made of C.is made from D.is made up of 试题答案 在线课程 答案:C 提示: 该句主语是谓语动词动作的承受者,应用被动语态.be made of/be made from由……制成,前者制成品中原料看得见,后者制成品中原料看不见;be made up of由……组成(构成).句意为“水是由氢和氧构成的”. ...
百度试题 结果1 题目【题目】One fifth of the air_made up of oxygen.( be 相关知识点: 试题来源: 解析 【解析】本题考查分数后动词用单数还是复数的问题,关键取决于of后的名词是单数还是复数,这里是air,时态是一般现在时,be动词用is.故答案为is. ...
百度试题 结果1 题目Water is said to be made up of oxygen and hydrogen.→Water is said to ___ oxygen and hydrogen. 相关知识点: 试题来源: 解析 答案:consist of.考查句型转换.be made up of与consist of意思相同,意为"由…组成".