问题
选择题
Although he has been studying abroad,his parents try to keep him ________ of what has happened at
home. [ ]
A. warned
B. said
C. reminded
D. informed
答案
答案：D
搜题请搜索小程序“爱下问搜题”
Although he has been studying abroad,his parents try to keep him ________ of what has happened at
home. [ ]
A. warned
B. said
C. reminded
D. informed
答案：D
利用实验器材（规格和数量不限），能完成相应实验的一项是（ ）
| 实验器材（省略夹持装置） | 相应实验 | |
| A | 烧杯、玻璃棒、蒸发皿 | 硫酸铜溶液的浓缩结晶 |
| B | 烧杯、玻璃棒、胶头滴管、滤纸 | 用水除去二氧化锰中的氯化钾 |
| C | 烧杯、玻璃棒、胶头滴管、量筒 | 用固体碳酸钠配制5%的溶液 |
| D | 烧杯、玻璃棒、pH试纸、标准比色卡、玻璃片 | 测定雨水的酸度 |