YOU SAID:

I wonder how large the building is going to be.

INTO JAPANESE

私はどのように大規模な建物はするつもりだろうか。

BACK INTO ENGLISH

I wonder how large the building is going to be?

INTO JAPANESE

どのように大規模な建物はするつもりですか。

BACK INTO ENGLISH

How large the building is going to be?

INTO JAPANESE

どのように大規模な建物はするつもりです?

BACK INTO ENGLISH

How large the building is going to be?