教材的内容应该是有梯度递进。要做到这一点，教师互相之间需要加强沟通，对

教材的内容应该是有梯度递进。要做到这一点，教师互相之间需要加强沟通，对各阶段、各层次、各水平的学生的基础和当前使用教材的难易程度、适合学生与否都了解掌握清楚情况。教师还需要及时跟进并熟悉当前生活使用的高频词汇，把它们补充到当前教材当中，做到与时俱进。

ผลลัพธ์ (อังกฤษ) 1:

Contents of textbooks should be graded progression. To do that, teachers need to strengthen the connection between each other, for students in all phases and at all levels and in all levels of infrastructure and ease of teaching materials currently in use, or not suitable for students in understanding the situation was clarified. Teachers also need to be followed up in a timely manner using high-frequency vocabulary and familiarity with current life, adds them to the current textbook, advancing with the times.

ผลลัพธ์ (อังกฤษ) 2:

Content of textbooks should be a progressive gradient. To do this, teachers need to strengthen the communication between each of the various stages and at all levels, each level of the students on the basis of currently used materials and the degree of difficulty, suitable for students or not all understand the situation clearly. Teachers also need to be familiar with timely follow-up and high-frequency vocabulary currently living use them to supplement current teaching them, to do with the times.

ผลลัพธ์ (อังกฤษ) 3:

The content of the teaching material should be grade. To do this, teachers need to strengthen the communication between each other, based on the stage, all levels, all levels of students and the teaching difficulty, suitable for students or understand the situation clearly. Teachers also need to follow up promptly and familiar with the use of high frequency words of life, add to the current teaching material, keep pace with the times.