combines 答案:combines 考查谓语动词.根据所给的汉语提示"结合"和句子结构可知,此处是谓语动词,根据句意"氢与氧结合形成水."可知,此处是叙述的客观情况,所以应用一般现在时,因为主语Hydrogen是第三人称单数,所以动词应用第三人称单数形式,"结合"的英语是combine,故填combines.氢与氧结合形成水.翻译填空要在理解句子的...
combine句意:氢与氧结合形成水。表示一个客观的事实,用一般现在时,且Hydrogen是第三人称单数,所以谓语动词也用单数,填combines。 结果二 题目 Hydrogen ___(结合) with oxygen to form water. 答案 combines相关推荐 1Hydrogen (结合) with oxygen to form water. 2Hydrogen ___(结合) with oxygen to form w...
to generate electricity operate on hydrogen and oxygen. Hydrogen also serves to prevent metals from tarnishing during heat treatments by removing the oxygen from them. Although it would be difficult to remove the oxygen by itself, hydrogen readily combines with oxygen to form water, which can be...
常用例句 词汇搭配 用作名词(n.) Hydrogen combines chemically with oxygen to form water.氢和氧化合成为水。 Water contains hydrogen and oxygen.水含有氢和氧。词源解说 ☆ 1791年进入英语,直接源自法语的hydrogène,意为氢。近义词 临近词 H英语字母表的第八个字母......
Hydrogen also serves to prevent metals from tarnishing(生锈) during heat treatments by removing the oxygen from them.Although it would be difficult to remove the oxygen by itself,hydrogen readily combines with oxygen to form water,which can be heated to steam and easily removed. ...
hydrogen peroxide 过氧化氢 · 句型例句 ? 1 Hydrogen combines chemically with oxygen to form water. 氢和氧化合成为水。 Water contains hydrogen and oxygen.水含有氢和氧。 ? · 补充资料 ? [词源]<法语 hydrogène(氢) ? 2 +申请认证 文档贡献者 章结和 高级教师 38840 124763 3.6 文档数 浏览...
百度试题 结果1 题目Oxygen combines with iron to form ___. A. hydrogen B. potassium chloride C. rust D. water 相关知识点: 试题来源: 解析 C。原因:“It combines with iron to form rust.”。 反馈 收藏
non-electrified train lines with low levels of noise. It uses a process that combineshydrogenand oxygen to produce electrical power. If the system produces more energy than the train needs at that time, it can store the extra energy in batteries. The only emissions(排放物)are water and ...