“Hydrogen” is made up of “hydro-” and “-gen”. “hydro-” means “water” and “-gen” means
百度试题 结果1 题目Water is oxygen and hydrogen. A. made up of B. made of C. made from D. made in 相关知识点: 试题来源: 解析 A 反馈 收藏
百度试题 结果1 题目Water is ___ hydrogen and oxygen. A. consists of B. consisted of C. made up of D. making up 相关知识点: 试题来源: 解析 C 反馈 收藏
【题目】Water isoxygen and hydrogen.A. made up of B. made ofC. made up from D. made up into 答案 【解析】A 结果二 题目 题目Water___ oxygen and hydrogen. A. make up of B. is made of C. is made from D. is made up of 答案 正确D 相关推荐 1【题目】Water isoxygen and hydro...
Task 3 Choose the best answers.1) Water___ hydrogen and oxygen.A. composes ofB. is compose ofC. is composed withD. is composed up of2) English is___ an important tool in communication.A. known asB. known forC. known byD. known with3) He is applying___ a job in this internati...
百度试题 结果1 题目Water is hydrogen (氢气)and oxygen. A. made up B. made of C. made from D. made up of 相关知识点: 试题来源: 解析 D 反馈 收藏
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] ...
百度试题 结果1 题目Wateris ___(组成) ofhydrogenandoxygen.相关知识点: 试题来源: 解析 composed 反馈 收藏
Water is made up of two elements, hydrogen and oxygen. How many hydrogen atoms are there in one molecule of water? A. One B. Two C. Three D. Four 相关知识点: 试题来源: 解析 B。解析:一个水分子的化学式是H₂O,这表示一个水分子由两个氢原子和一个氧原子组成,所以答案是B。A选项一...
百度试题 结果1 题目Water___ hydrogen and oxygen. A. constitutes B. is composed of C. composes D. is consisted of 相关知识点: 试题来源: 解析 B 反馈 收藏