—How is it going?
—___________.[ ]
A. I am fine.
B. Not bad
C. I don't like it.
答案:B
遇到有人因溺水停止呼吸时,除了尽快拨打急救电话,还应采取哪项措施实施抢救( )
A.测量血压
B.静脉止血
C.测量脉搏
D.人工呼吸
悬索结构的悬索是( )构件。
A.轴心受压 B.轴心受拉C.受剪 D.受弯