YOU SAID:

trumpets sing very loudly

INTO JAPANESE

トランペットは非常に大声で歌う

BACK INTO ENGLISH

The trumpet sings very loudly.

INTO JAPANESE

トランペットは大声で歌います。

BACK INTO ENGLISH

The trumpet sings loudly.

INTO JAPANESE

トランペットが大声で歌う。

BACK INTO ENGLISH

The trumpet sings loudly.