她果断地结束了这场争论，让所有人都信服。

She ended the argument ___decisively, convincing everyone involved.

经理果断地批准了这项计划，没有浪费任何时间。

The manager approved the plan ___decisively without wasting any time.

教练果断地决定更换主力队员，扭转了比赛局面。

The coach ___decisively substituted the key player, turning the game around.