As human may fall ill by accident, the composition may also be attacked by speech faulty.Source of speech faulty normally refers to the careless use of words, [illegal] sentence making and improper logic, etc.In order to overcome the difficulties for the students hoping to improve the sentence making and writing ability, general books analyzing the faulty may always proceed with several aspects.Three authors are refined and exclusive Hong Kong Chinese works with abundant experience, who carefully select the existing middle school Chinese textbook and the typical positive and negative example sentences leant by the students with smooth and vivid characters, to correct the speech faulty in both lines, which is sincerely the happiness of students.