What is polarization?Communication wise

In washwoman who is the narrator telling the story

Question 1 translate: i have to eat. question 2 translate: one must study. question 3 to make a good grade, one must pay attention. para sacar una buena nota, prestar atención. question 4 to make money, one must work. para ganar dinero, trabajar. question 5 translate: maria has to talk.

1.at the trials, she won both the 50 and 100 meter freestyle events. 2.her last olympic appearance was at the 2000 sydney games. 3.now her sights are set on olympic history at the 2008 beijing games. 4.dara torres is an amazing swimmer who qualified at the olympic trials to become the oldest olympic female swimmer. 5.with that excellent performance, she is eligible to contend for a medal at the olympics. what is the most logical order for these sentences?