Based on the text, it can be deduced that

students can improve their writing by themselves.

In the text,

“as well” (l.7) is a comparative of equality.

In the text,

“gradually” (l.16) means little by little.

In the text,

“last” (l.19) is the same as latest.

Based on the text, it can be concluded that

teachers usually make no difference between second and foreign language.

Based on the text, it can be concluded that

even when we are preparing our curriculum or a lesson, the difference between a second and a foreign language is not relevant.

Based on the text, it can be concluded that

a second language is that one you learn in a foreign country where this language is the native language.

Based on the text, it can be concluded that

if you are English and you are learning Portuguese in Brazil, Portuguese will be a second language for you.

Based on the text, it can be concluded that

English learned in Australia can be considered a foreign language.

Based on the text, it can be concluded that

a foreign language environment is that one found by a Brazilian learning English in the USA.