Odpowiedź:
B: Yes, absolutely. I think it's useful to know many languages.
A: I don't think so. In my opinion it takes too much time and it's really difficult to learn different grammar and vocabulary at the same time.
B: Yes, but I personally think it's easier to learn when we are younger.
A: You are right but learning a language can be quite expensive. You need to buy books or go to a course.
B: I disagree. You can also just learn a language online. It's cheaper.