YOU SAID:

I wonder if these are really done properly.

INTO JAPANESE

これらは、本当に正しく行われてかどうかのだろうか。

BACK INTO ENGLISH

They wonder whether or not correctly done.

INTO JAPANESE

彼らは、正しく行われたかどうかだろうか。

BACK INTO ENGLISH

I wonder whether or not they were properly made.

INTO JAPANESE

彼らが正しく行われたかどうかのだろうか。

BACK INTO ENGLISH

I wonder whether or not they were properly made.