Second Language Acquisition (SLA) is influenced by various factors,such as age,psychological state,society and culture,etc.The influence of the first language (L1) has been a focused question of teachers and experts.Sumilarities of L1 and the second language (L2) decide the nature,time and approaches of transfer.This essay exemplifies similarities between L1 and L2 and thoughts from Native Language Acquisition influence Interlanguage through being borrowed.Then,with tutors' instruction and correction,students can master and apply their L2.
markedness theorylanguage transfersecond language acquisition