The document provides examples of asking and telling when in Mandarin Chinese. It shows question structures using 什麼時候/幾點幾分 meaning "what time" followed by a predicate. Examples ask about times of going to the United States, watching a movie, and going to China. Responses provide the time using expressions like 晚上七點半的時候 meaning "at 7:30 in the evening". Common times mentioned include early morning, afternoon, and evenings.