1993 cutlass supreme alternator and battery are good so what could be making it shut down when put into gear

What is your question?

we start the car and seems fine tell we put it into gear then shuts down now the battery is drained took off alt its fine.

What makes this problem better or worse?

nothing

How long has your 1993 Oldsmobile Cutlass Ciera had this problem?

well almost a year