A.1/3 B.1/4 C.1/2 D.2/3
A.人、地、狀況、救護(hù)措施 B.人、地、時(shí)間、經(jīng)過t C.人、地、救護(hù)措施、經(jīng)過 D.人、時(shí)間、經(jīng)過、狀況
A.1 B.2 C.5 D.15