Around two o'clock in the afternoon,Liz walks to the library with her friend,Sue.The library is
ten blocks away from school and they always like taking different routes. Sometime they take a
shortcut and get there in thirty minutes. Sometimes they take a long route and get to the library
in one hour.This is their daily exercise.Steven always gets a ride with his friend Adon to their
part-time job in a music store.Steven works there three afternoons a week