This document discusses superstitions and provides examples of common superstitions. It explains that the first conditional is used to talk about superstitions and things that are likely to happen. Some examples of superstitions mentioned include if you walk under a ladder you will have bad luck, if you rub a rabbit's foot it will bring good luck, if you break a mirror you will have 7 years of bad luck, and if you spill salt it is considered bad luck but you can throw salt over your shoulder to destroy the bad luck. The document also provides a list of additional superstitions and explains how the first conditional is used for possibilities, future plans, and warnings.