Many practical difficulties: If children are required to study additional subject matter which is not related to future examinations, then implementing local vernacular instruction in a situation where schoolchildren are already under heavy academic pressure is bound to provoke a reaction from many sides, including the children's parents, the pupils themselves, the schools and certain sections of society.
現實困難不少實施本土語言教育，在目前學子課業壓力繁重之下，另外要學習與以後考試無關的科目，會招來多方面反彈，包括學生家長、學生本身、學校，還有社會某些部分的力量。