This article from four aspects elaborated the classroom performance in the deaf school language teaching function,introduced the classroom performance in the classroom teaching concrete implementation,analysis the classroom performance in language teaching significance.

The application of class demonstration in teaching inorganic chemistry in health school;

According to the features of Engineering Survey the combination of class demonstration and modern teaching approaches, practice content, students’ ideological education and other aspects are elaborated in order to realize the combination with theory and practice and help students acquire knowledge from practice.

By using NS in demonstration,experiment and design,the students can be easier to learn network protocols and algorithm and understand the performance of network,and design simple network objects.

By using NS in demonstration,experiment and design,the students can be easier to learn network protocols and algorithm and understand the performance of network ,and design simple network objects.

As far as classroom behavior,subject choice are concerned,there is one strong factor that shows its power thoroughly to the two.

As far as classroom behavior, vocational choice and special education are concerned, there is one strong factor that shows its power thoroughly to the three.

The present study is an attempt to investigate the gender differences in English classroom behaviours and its relationships with TEM4 scores of 317 English majors.

This study aimed at surveying the gender differences in English classroom behaviours and the relationships between the behaviours and CET4 scores of 515 non English majors.