“第一代导语”的最显著特征是( )

A．简洁明快

B．时、地、人、事、因要素俱全

C．活泼生动

D．突出最能激起人们兴趣的部分

_________the thunderstorm ,they_________ the injured man in time. They felt sorry for that.

A．Had it not been for ; could reach

B．If there was not; might have reached

C．But for; might reach

D．If there hadn’t been ; could have reached