[H] TvT Verses Mech

So I've been playing some bronze league games (because I am a nooby bronze player :P), but I have been losing lately to mech play every time.  Is there anything I can do prevent this or maybe help me win verse TvT?  I can tell you what I usually do if you would like me to. I am also willing to work in-game if you would like.

Thanks!