“扑通”造句

小孩走了5步，接着扑通一声坐到了地上。
The child took five steps, and then sat down with a bump.

扑通一声，有东西重重地掉进了水里。
There was a splash and something fell clumsily into the water.

他的眼神让我心里扑通扑通直跳。
The look in his eyes made my heart flutter.