In English.the apple is related to the teacher in two ways.Firstly,the apple is indirectly associated with the teacher because it is regarded as the symbol of the fruit of knowledge that the teacher bringr to students.Secondly,there is also the idea of bringing an apple to the teacher.This probably originated in New England in the early days of public education when teachers were paid mainly in goods and services. Nowadays,presenting an apple to the teacher is interpreted as a gesture of good will. The practice probably arose from the students'desire to please the teacher,thus increasing their chances for more favorable grader.This custom has now given way to parents' contributions of money for the improvement of school facilities.