In listening comprehension you will be able to understand people talking about their past experiences comparing them with the ones they live nowadays.
In reading comprehension you will be able to understand a situation related to the origins of football and how it arrived in Brazil.
In oral production you will be able to answer the questions of an interviewer comparing if the present situations are better than the ones in the past or vice versa.
Finally, in writing production you will be able to write short texts about your own experiences when you were a child.