Oneself”（或“One”）是很正式的话,现在听起来老套.

　　现在通常用“Yourself”（或“You”）,“Myself”（或“I”）,“Himself”（或“He”）,“Helfself”（或“She”）.

　　usedastheobjectofaverborprepositionwhen‘one’isthesubjectoftheverborisunderstoodasthesubject.

　　[原文]

　　用于动词的宾语或介词当'one'是动词的主语或确定为主语.

　　E.g.

　　Onehastoaskoneselfwhatthepurposeoftheexerciseis.

　　Onecannotchoosefreedomforoneselfwithoutchoosingitforothers.

　　Itisdifficulttomakeoneselfconcentrateforlongperiods.

　　HisOwn

　　用来强调某物属于或与某人连接.“own"不能用放在article后面.

　　E.g.

　　Itwasherownidea.

　　Isawitwithmyowneyes(=Ididn'thearaboutitfromsomebodyelse).

　　Isthecaryourown?

　　Yourdayoffisyourown(=youcanspenditasyouwish).

　　Ourchildrenaregrownupandhavechildrenoftheirown.

　　Forreasonsofhisown(=particularreasonsthatperhapsonlyheknewabout),herefusedtojointheclub.

　　Theaccidenthappenedthroughnofaultofherown.

　　Hewantstocomeintothebusinessonhisownterms.

　　Ineedaroomofmyown.

　　Ihavemyveryownroomatlast.

　　错误的用法：

　　Ineedanownroom.（应是Ineedmyownroom.）

　　It'sgoodtohavetheownroom.（应是It'sgoodtohaveyourownroom.）