However almost nobody pays attention to the data offered by Anthology of Yuan opera Yinshi by Zang Jinshu .

On the Subjective Conjecture about the Additions and Deletions in Selected Yuan Dramas;

In Yuan Drama Selections,the yes-no questions of dialogue-soliloquy interrogative sentences can be divided into five kinds,based on different doubt means,taking the modal particle of interrogation "Me" as main form.

On Grammatic Features Of Verbs And Momentums In Selected Pieces Of Yuan Opera;