受伤的足球队员在场上痛苦地呻吟着。

The injured soccer player ___moaned in pain on the field.

他总是在晚餐时抱怨工作上的事情。

He always ___moans about work during dinner.

夜深时，风在树林间呜咽。

Late at night, the wind ___moaned through the trees.