As an influential theory, however, its inner logical course is not so strict, and there are severe defaults in its theory system.Thus, it is no use in Chinese teaching.

• 作为一种有影响的理论，它内在的逻辑过程却很不严密，理论体系亦存在重大缺陷，因而对语文教学不具有真正的指导作用。