grandson

He taught his grandson how to play chess and was surprised by how quickly the boy learned.

(Chinese) 他教孙子下国际象棋，并对这孩子学得如此之快感到惊讶。

My neighbor’s grandson visits every summer to help him with the heavy work in the garden.

(Chinese) 我邻居的孙子每年夏天都会来，帮他干花园里的重活。