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