以下不是引起口臭的原因的是
A．胃有寒湿
B．胃中有热
C．口腔溃腐
D．内有宿食
E．口腔不洁
参考答案：A
下列哪项不符合脐带特点
A．脐带正常长度30～70cm，平均直径1.5～ 2.0cm
B．脐静脉生后闭锁为肝圆韧带
C．脐静脉绕脐动脉呈螺旋状走行
D．超声无法测量脐带的长度
E．由两根脐动脉，一根脐静脉组成
It is reported that the police will soon _____ the case of two missing children. [ ]
A. look upon
B. look after
C. look into
D. look out
