So of the groups that have finished matchday 5:
Group E:
Monaco takes top of the group
Bayer 2nd.
Spurs v CSKA on matchday 6 will determine the Europa spot. If CSKA win they're in the Europa league, if not Spurs are.
Group F:
Dortmund and RM move on. Their matchday 6 game will determine who gets top spot. RM needs a win to take it away, Dortmund just needs to hold a draw.
Sporting and Legia will play for the Europa spot with Legia needing a win to overtake Sporting
Group G:
Leicester takes top spot
If Copenhagen wins in matchday 6 and Porto loses or draws, Copenhagen moves on, if not Porto does.
Group H:
Juventus moves on and a game against Dinamo Zagreb in matchday 6 should ensure they're top of the group.
If Sevilla draw or win, they'll move on. If they lose it'll come down to goal differential or away goals.