从认知和动机素探讨儿童和成人二语习得差异_英语论文

A study of differences between children and adults in second language acquisition from cognitive and motivational factors

摘要

二语习得是当今语言教学好学习中的一项重要课题。成人和儿童在学习二语中也存在不同的特点。本文简要地从神经语言学，关键期假说，认知角度和情感角度探讨的儿童好人成人学习二语差异性。并根据上述讨论中探讨的儿童学习二语和成人学习二语之间的差异，给出几点建议以便以后在二语教学中因材施教得到更好的学习效果。

关键词：二语习得；个体差异;认知；动机

Abstract

Second language acquisition is a important topic in today’s language learning study.This paper briefly discusses the difference in children and adults learning from the perspectives of critical linguistics, critical period, cognitive and motivational perspectives.Then,it discussed the main reasons for the difference in second language acquisition.Based on this, differences between children and adults in second language learning are discussed. We teach students in accordance with their aptitude in the two language teaching and get better learning effect.

Keywords:Difference between individual;Second language acquisition;cognitive;motivational

Contents

1. Introduction 8

2. Literature Review 9

2.1From the perspective of cognitive theory 9

2.2From the perspective of motivational theory 9

3.The difference between children and adults in second language acquisition 10

3.1From the neural side 10

3.2Differences in acquisition mechanism 12

3.3Differences in learning motivation 13

4.Conclusion 17

Works cited 19