Initial reports were that multiple waves of warplanes bombed central Baghdad, hitting oil refineries and the airport.
【正确答案】 D
【答案解析】解析：题干：最初的报道说，多波战机轰炸了巴格达的市中心，袭击了石油精炼厂和机场。硫碰撞，撞击；beat跳动，打击；hurt伤害，疼痛；strike攻击，袭击。故答案为D。