问题
选择题
We were that a big fire had broken out in the next town. [ ]
A. informed
B. introduced
C. given
D. talked
答案
答案：A
搜题请搜索小程序“爱下问搜题”
We were that a big fire had broken out in the next town. [ ]
A. informed
B. introduced
C. given
D. talked
答案：A
如图是某输液瓶标签上的部分内容．由此可知，葡萄糖由______种元素组成，其中C、H、O三元素的质量比为______其中碳元素的质量分数为______．
| 葡萄糖注射液 （C6H12O6） 【成分】葡萄糖，水 【规格】500mL 质量分数5% 【性状】液体，味甜 【贮藏】密闭保存 |