There were many popular online novels that could be used as reference: 1. Fantasy novels: These novels usually involve elements such as magic, mythology, and martial arts. The protagonist usually experiences a series of adventures and challenges and finally gains great strength and wisdom. 2. urban novels: these novels mainly describe the protagonist's life and work in the modern city, including the workplace, emotions, marriage and other elements. The protagonist usually experiences various setbacks and challenges and finally finds his own life path. 3. Science fiction: This type of novel usually involves elements such as future technology and extraterrestrial creatures. The protagonist usually discovers new worlds and technologies through exploration and adventure and makes contributions to the progress and development of mankind. 4. Historical novels: These novels usually involve historical events and characters. The protagonist usually recovers the truth of historical events through exploration and adventure, and creates characters with distinct personalities and depth. 5. Fantasy novels: These novels usually involve magic, mythology, and other elements. The protagonist is usually a magician or god who realizes his mission and purpose through exploration and adventure. These are just some of the common types of novels. You can choose a novel that suits you according to your preferences and interests. At the same time, he also had to pay attention to avoid being too engrossed in the novel when reading. He had to control the reading time so as not to affect other important things.