1. 质变：重视语言输出的现代教学模式能把课堂社会化,使交际真实化,全面地体现语言运用的广泛性、深入性、复杂性和机动性,最大限度地调动学生的积极性,保证学生投入、参与到语言学习过程中,以期量变(quantitative change)引起质变(qualitative change),达到将知识转化为
2. 性质变化：qualitative attribution 质的属性 | qualitative change 性质变化 | qualitative classification 性质分类
1. Such a change from quantitative to qualitative requires concerted efforts combining governments, industrial associations and enterprises.
2. Then the quantitative change will translate into the qualitative change, which is a necessary road taken by countries without the first mover advantage.
3. There was a qualitative change in the pattern of the reform last year.
4. But the Brazilian official said " there should be some qualitative change in bilateral trade ".