STAGE 5 UPPER-INTERMEDIATE.2300 Headwords.As previous level plus - Past perfect continuous - Future continuous - Get something done - May for permission - Would for willingness/refusal.One summer's day, Vern Tessio hears his big brother Billy talking about a dead body. Billy saw it near the railway tracks a few miles away. Vern runs to tell his gang. The boys have never seen a dead body, so they plan to take a look at this one.