His voice felt very warm.

They (referring to women or girls) are my best friends.

My father works at a semiconductor company.

She specializes in the study of the amygdala.

Glycosides, which are compounds combined with sugar, are widely found in nature.

He started playing the guitar and hummed the opening words to the song.

He recited an ancient chant.

She loves to sing with her beautiful voice.

He prefers to write English sentences in the active voice.

This new semiconductor has the potential to revolutionize the electronics industry.