Polysemy?Meaning extension and flexible use? Interchangeable ancient words?Monosyllabic? Inverted? Classical Chinese function word? Boys and girls, are you all familiar with these classical Chinese knowledge? Many fellow students are afraid of classical Chinese, mainly because they lack understanding of the basic usage of classical Chinese. The editor of this book has long taught the Chinese Subject in middle school, and he is familiar with the difficult points of students' learning, so he introduces fifteen practical methods of learning classical Chinese to his students with vivid and interesting words.