on the chira和in the chair的区别

in the chair 和 on the chair的区别 onto 和on 的区别 put it on the chair 能说成 put it onto the in the和on the的区别 in the 和on the的区别 sit at the table 和 sit on the chair的区别 whose is the book on the chair?和whose book is this?的区别 是sit on the chair还是sit in the chair in front on和in the front on的区别 seated和sitting的区别 I saw he ------ in the chair.A.seated B.si is on the chair sit on the chair cat on the tree和in the tree的区别