他在黑暗中笨拙地摸索着电灯开关。

He ___fumbled for the light switch in the dark.

他在面试中紧张得手忙脚乱，连简历都掉在了地上。

He ___fumbled with his papers during the interview and even dropped his resume on the floor.

接球手在关键时刻没接稳球。

The catcher ___fumbled the ball at the crucial moment.