Found the gadget surprisingly useful; found the book entertaining.
发觉这个妙计非常有用; 认为这本书很有趣
I wish he'd desist from entertaining his friends at all hours of the day and night.
但愿他别再昼夜不分地招待他的朋友。
A little embroidery made the story quite entertaining.
增加了一点虚构细节使得故事相当有趣。