YOU SAID:

I drove my car to work this morning over a hill

INTO JAPANESE

丘の上の今朝の仕事に私の車を運転しました。

BACK INTO ENGLISH

I drove my car to work on the Hill this morning.

INTO JAPANESE

私は今朝、丘の上に動作するように私の車を運転しました。

BACK INTO ENGLISH

I drove my car to work on the Hill this morning.