问题
选择题
— is the most comfortable way to get from Dalian to Qingdao?
—I think it's by ship.[ ]
A. What
B. Why
C. How
D. Who
答案
答案：A
搜题请搜索小程序“爱下问搜题”
— is the most comfortable way to get from Dalian to Qingdao?
—I think it's by ship.[ ]
A. What
B. Why
C. How
D. Who
答案：A
下列解决生活中实际问题的方法与相应科学原理不对应的是
| 选项 | 方法 | 科学原理 |
| A | 用酒精洗涤油污 | 油污能溶解在酒精中 |
| B | 醋除去热水瓶中的水垢 | 水垢与醋酸反应 |
| C | 森林着火开辟隔离带 | 温度降低到着火点以下能灭火 |
| D | 铝制容器不能盛酸性物质 | 酸性物质会破坏铝的氧化膜，进而腐蚀金属铝 |