yé ye / zuò / zài / yuàn zi / lǐ / yòng / yǎng yang náo / shū fu / de / náo / zhe / hòu bèi

爷爷坐在院子里用痒痒挠舒服地挠着后背。

Grandpa sat in the yard, comfortably scratching his back with a backscratcher.