This document provides instructions for completing sentences with should/shouldn't verbs and providing advice using should/shouldn't. It also contains a reading passage about the young horseback riders of Mongolia. Some key details: - Mongolians are considered great horsemen due to their long cultural history of horseback riding, including under Genghis Khan's strong cavalry in the 1200s. - Horses remain an important part of Mongolian culture as many still move from place to place relying on horses, similar to centuries ago. - Each July in Ulan Bator, Mongolia holds the Naadam festival celebrating traditional sports, including an unusual horseback riding race for children under 12 years old