会议主持人在推进会议进程中,可以用来表达自己的愿望、意见、需求和信念的方法是( )。
A.直接表达法
B.坦诚表达法
C.适当表达法
D.间接表达法
参考答案:A,B,C
Both his parents look sad . Maybe they _____ what's happened to him. [ ]
A. knew
B. have known
C. must know
D. will know
《中国南方电网有限责任公司电力安全工作规程》第25.4.3条规定:非机动车运输,货运索道严禁()
A、载物
B、载人
C、载贵重物品
D、载精密仪器