The purpose of the research is to present and analysis of a range of sentences that reflect the dual (treatment and stability) .the research also depends on other factors influencing the direction of sentences: the lexical meaning of names, and deletion. the author of the book is not satisfied which the formal look of the language, but sees as not to avoid the circumstance of their use, and in this sequence in the presentation of the appropriate sentences that surround the grammatical phenomenon well and in accordance with a scientific appropriate to the end of the same bulk that began in beginning of the chapters