(2013·湖北高考)According to the law, all foreigners have to ________ with the local police within two weeks of arrival.

A．associate

B．dispute

C．negotiate

D．register

院前现场急救时，判断患儿心跳的最正确方法是

A．触摸桡动脉搏动

B．触摸颈动脉搏动

C．触摸足背动脉

D．观察有无自主呼吸

E．观察瞳孔是否散大