1. The motion expressible toy comprising, a head part ( 2 ); the head part ( 2 ) further comprising a mouth driving motor ( 5 ) installed obliquely at the upper part of a head casing ( 4 ), a belt ( 9 ) linked between a pulley ( 6 ) of a driving axis ( 5 a ) and a vertical axis ( 7 ), a worm-wheel ( 11 ) for the tooth-coupling operation with a worm ( 10 ) shaped on the rear part of the vertical axis ( 7 ), a link rod ( 13 ) being connected between the worm-wheel ( 11 ) and a connection link ( 17 ), a lower member ( 16 ) of a mouth ( 3 ) being connected to the bottom part of an upper member ( 15 ) by the connection link ( 17 ) having an elongated hole ( 17 a ) therein, a main body ( 20 ); the main body ( 20 ) further comprising a head rotating motor ( 22 ) installed in front of a housing bracket ( 23 ) including a plurality of the reduction gear ( 23 a ), a connection piece ( 24 ) linked with the head casing ( 4 ) of the head ( 2 ) and a driving axis ( 25 a ) by the universal joint ( 25 ), a cover combining portion ( 24 a ) rotatable with the connection piece ( 24 ) being set to connect a cover ( 26 ) enwrapping the outer appearance of the toy ( 1 ), a plurality of the sliding guide hole ( 27, 28 ) formed on the upper and lower part of the housing bracket ( 23 ) being combined with the corresponding vertical sliding guider ( 29, 30 ), a plurality of sliding guide ( 29, 30 ) connected with the sliding piece ( 31, 32 ) being installed on the axis of the driving axis ( 25 a ), the upper sliding piece ( 31 ) being connected to the horizontal rotating rod ( 33 ), the lower sliding piece ( 32 ) being connected to the vertical sliding rod ( 34 ) by the ball joint combination, a plurality of driving motor ( 35 a, 35 b ) for actuating a horizontal rotating rod ( 33 ) and a vertical sliding rod ( 34 ) being installed in the housing ( 36 ) with a plurality of reduction gear ( 36 a ), a driving motor ( 41 ) for actuating a swing arm ( 45 ) and a fixing arm ( 46 ), being installed in the housing ( 36 ) with a plurality of reduction gear ( 42 ), a circular cam ( 38 ) attached on the driving axis ( 37 ) and the connection lever ( 39 ) installed on the sliding guider ( 29, 30 ) by the insertion of the connection pin ( 38 a ) therein, a couple of arm ( 40 ); the arm further comprising a circular cam ( 44 ) axially installed on a driving axis ( 43 ) and a swing arm ( 45 ) connected with a fixing arm ( 46 ) by the pivotal conjunction therein, a lower casing ( 50 ); the lower casing ( 50 ) further comprising an inner casing ( 48 ) including an axial pin ( 49 ) formed on the center of a inner casing ( 48 ), a rack gear ( 51 ) having an arc shaped and located on the lower part of inner casing ( 48 ) being set to couple with a pinion gear ( 52 ) being shaped around the end part of the driving axis ( 54 ) of the motor ( 53 ) therein; so that the various gesture in connection with the motion of a mouth, a head, arms and a main body as a whole are made to be independently or simultaneously executed.