道路交通事故创伤中，司机与前排乘坐人员受伤发生率较后排人员为（）。
参考答案：高
母乳中含量很低的营养素是（）
A.钙和维生素D
B.钙和维生素A
C.铁和维生素A
D.铁和维生素D
E.维生素A和维生素D
This reflects the priority being attached to economic over political activity, partly caused by a growing reluctance to enter a calling blighted by relentless publicity that all too often ends in destroying careers and reputations.
A．powerfulness
B．unwillingness
C．renaissance
D．apologeticness
