Well, yeah. In any case, the language barrier will have to be overcome first. No matter who you are or what you're trying to do, if you go more than a few hundred years in the past, you're probably going to need to learn a new language before you can communicate anything to anyone. Even if you know a very old language, it was probably spoken very differently in antiquity than the way people speak it now.

The copper age did precede the bronze age