二语习得的相关知识

Second Language Acquisition (二语习得)
 Second Language Acquisition ---- formally established itself as a discipline around the 1970s, refers to the systematic study of how one person acquires a second language subsequent to his native language.
 Distinguish second language & foreign language
Connections between first language acquisition and second language acquisition
 The first language study has served as a backcloth for perceiving and understanding new facts about second language learning (Littlewood, 1986).
 SLA is different from first language acquisition.
 Interlanguage
Contrastive analysis (CA) (1960s)
 Positive transfer----facilitate target language learning
 Negative transfer----interfere or hinder target language learning
 It is believed that differences between the native language and the target language would pose difficulties in second/foreign language learn