论文部分内容阅读
一、选择题(每小题只有一个选项符合题意)1.我们生活在物质的世界里,物质在不断地变化着,下列变化不属于化学变化的是()
First, the multiple-choice questions (each caption has only one option in line with the problem) 1. We live in the material world, the material is constantly changing, the following changes do not belong to the chemical changes ()