SECOND LANGUAGE ACQUISITION
Name and surname(s): Heber Guerrero Giron Login: PEFPMTFL966476 Group: 31 Date: February 29, 2012
INTRODUCTION
Second language acquisition is a process by which people learn a second language. It refers to any language learned in addition to the first language and the differences between both processes. Second language acquisition is a controversial issue; since, there is no a general agreement about how and when it takes place. Several theories and models have tried to explain the facts that may be involved in acquisition of a second language, Theories as the Behaviourism theories which state that acquisition is just a set of habits a learner may acquire or Nativist theories that suggest we all have a natural-born ability to acquire a language or models as Socio –linguistic models, Interactional models that express that language and society are connected and the former is affected by society , etc .However all the theories have failed to explain how acquisition really happen and yet there are many questions unsolved .
This essay refers to two of the most important theories in this field, the Input Hypothesis by Krashen and the Comprehensible Output Hypothesis by Swain, their differences, similarities and their relation with other theories proposed.
1. Swains and his Comprehensible Output Theory state that acquisition is a phenomenon that occurs when the learner tries to transmit a message and fails (encounters a gap between he knows and needs to know .Funiber 57.) Therefore, when Learners try and finally manage to produce utterances that can be understood by their partners, they have acquired new language knowledge. During this process learners have tested their knowledge and formulated hypothesis which
Bibliography: 3. JACK RYAN (2000). A review of the role of the output in second language acquisition with anecdotal examples from Japanese’s learner experiences, pp 39-46.