This consideration help a lot to the students and get ability in acquisition of the second language.

1. NEUROBIOLOGICAL CONSIDERATION
One of the most promising áreas of inquire and acquisition
research has been the study of the function of the brain, is the
key to answering questions; and get the skills, to the
acquisition of language.

2. COGNITIVE CONSIDERATIONS
It develops rapidly throughout our first sixteen years of life and less rapidly
afterword´s , a critical stage that affects throughout this age is puberty,
children are not aware of this and it depends on the adult´s expalnations.

3. AFFECTIVE CONSIDERATIONS
Human beings are emotional creatures. At the heart of all through and
meaning and action is emotions. We are influenced by our emotions,
this affective domains in second language has many factors such as:
empathy, self-steem, extroversión, inhibition, imitation, anxiety and
attitudes, which is conceivably to application of SLA.

4. LINGUISTIC CONSIDERATIONS
We are considered a number of different issues in age and acquisition. A
growing number of research studies are now available to shed some light
on the linguistic process of second language and how we differ between
children and adults.