Exposure and focus on form.

Question 1

Pick it up a language.

Answer 1

Learn without realising.

Question 2

To acquire a language or language acquisition.

Answer 2

We need lots of exposure, then, lots of interaction, the last thing is focus on form, i.e. to pay attention to the formal features of language.

Question 3

Grammar translation method.

Answer 3

This is focused in grammar and translating texts.

Question 4

Structural approach.

Answer 4

This one is focused only on learning and practising structures.

Question 5

Communicative approaches.

Answer 5

These ones are mainly focused on using a language fluently in communication.