他用橡胶锤轻轻敲打金属板使其平整。

He used a rubber ___mallet to gently flatten the metal sheet.

在槌球比赛中，他用木槌将球击过了最后一个门。

In the croquet match, he used his ___mallet to hit the ball through the final wicket.

鼓手用木槌在木琴上演奏出柔和的旋律。

The drummer used wooden ___mallets to play a soft melody on the xylophone.