下列不属于引起肥胖的原因的是（）。
A、膳食因素
B、社会环境因素
C、遗传因素
D、糖尿病
参考答案：D
Not only____ interested in football but ___ beginning to show an interest in it.
A．the father himself is; all his children are
B．the father himself is; are all his children
C．is the father himself; are all his children
D．is the father himself; all his children are
筛查原发性肝癌的常规指标是 （）
A.AFP
B.CEA
C.CA125
D.CA15-3
E.PSA
