這是我的graduation project　明天要交件la 點數15分喔

According to existing research results, people find that there is position that is responsible for studying the language in the brain, call it " Brocas district ". The child psychology experts of American Cornell University scan the scientific discovery through the nuclear magnetism , the brain position used has very great differences when the infant and adult study foreign language: " Brocas district " when children study foreign language, the brain stores foreign language in " Brocas district ", the same as the position that stores the mother tongue, but the adult has been already unable to store foreign language in this sector validly while studying foreign language, setting up memory structure again in another position that can only be in the brain, the new memory structure is not so sensitive as " Brocas district ", need to establish the connection with " Brocas district " while using, it is more difficult to form the feel for the language of " Brocas district " at the same time. This is that this area will plummet and reduce the sensitiveness with growth of people's age .

Children have a great sensitiveness to any language, their language feeling ability and imitating very capably. Need " best age " the prerequisite , pass kind night too early. Because the study ways of mother tongue and foreign language are different: The study of the mother tongue is mainly a kind of course naturally, children do not know that is studying and using the mother tongue by oneself ; And foreign language is studied and carries on in a kind of artificial language environment that founds , children need certain understanding , memory ability , it is not that the children of any age all possess.