This document discusses WH-questions, which refer to questions beginning with WH- or H- words. It provides examples of common WH-question words like what, who, where, when, why, whose, which, how, how long, how far, how old, how many, and how much. The document also includes a table showing each WH-question word, its meaning, and a sample sentence using that word. It concludes with an exercise asking the reader to fill in the correct WH-question word for several sentences.