她轻轻地拍了拍狗，它摇着尾巴。

She gently ___patted the dog as it wagged its tail.

好心的陌生人拍了拍迷路孩子的背安慰他。

The kind stranger ___patted the lost child on the back to comfort him.

演出结束后，导演感激地拍了拍每位演员的肩膀。

After the performance, the director ___patted each actor on the shoulder in appreciation.