猎人解开了狗的绳索，让它自由奔跑。

The hunter ___released the dog from its leash to let it run freely.

他松开鞋带以便更容易脱下鞋子。

He ___loosened the shoelaces to make it easier to take off the shoes.

猎人松开了弓弦，朝远处的鹿射了一箭。

The hunter ___loosed an arrow at the distant deer.