YOU SAID:

i cant fine what noise the trees make when they sing

INTO JAPANESE

木が歌うときにどんな騒音を出すのか分からない

BACK INTO ENGLISH

I don't know what kind of noise a tree make when it sings.

INTO JAPANESE

木が歌うときにどんな騒音が出るのか分からない。

BACK INTO ENGLISH

I don't know what kind of noise it will make when the tree sings.

INTO JAPANESE

木が歌うとき、どんな騒音になるか分かりません。

BACK INTO ENGLISH

I don't know what kind of noise it will make when the tree sings.