下列词语中加粗的字，每对读音都不相同的一组是[ ]

A．送给／家给户足              行款／行若无事                贝壳／金蝉脱壳

B．落款／落落大方              伺候／窥伺时机                哥俩／玩弄伎俩

C．纰缪／未雨绸缪              和谐／和衷共济                露怯／崭露头角

D．浩瀚／皓月当空              饶恕／骁勇善战                不啻／瓜熟蒂落