—Tony said he could fix my bicycle, but I really doubt it.

—_     __. He's good at that sort of thing.

A．Don't worry

B．Of course

C．A piece of cake

D．I couldn't agree more

选出下列各项中字形有误的一项（）

A神态自若神通广大审时度势声东击西

B声泪俱下声名大振声名狼藉声势浩大

C声嘶力竭声威大震永保青春毛骨竦然

D生机勃勃生灵涂炭生龙活虎生命攸关