A. 入水、接近、解脱、拖带、上岸 B. 入水、解脱、拖带、肩背 C. 入水、接近、解脱、拖带、上岸、肩背运送 D. 呼叫、接近、解脱、拖带、上岸、肩背
A. 救生杆 B. 颈托 C. 急救板 D. 救生圈
A. He seems to be against" it. B. He shows no idea on text messaging. C. He supports text messaging. D. He is not against it.