The document discusses various ways to express feelings and reactions in English using common phrases and expressions. It covers expressing feelings like interest, boredom, tiredness, sympathy, worries, relief, how easy or difficult something is, and disappointment. Examples are provided for expressing feelings like love, happiness, sadness, pleasure, anxiety, anger, pain or that something is fascinating, intriguing, boring, exhausting, sorry, scary, a relief, easy, hard, or disappointing.