Why does my car stall as sson as i put it in gear and take off? on 1992 Volkswagen Golf

i have replaced the plugs checked the fuel pump and it appears to b working, yet when i put it into first and let off on the clutch and try to take off it stalls. my mechanic/friend suggested replacing the fuel pressure sensor. what do i do? PLEASE HELP!

Asked by for the 1992 Volkswagen Golf