Here are my "predictions":
Ferrari:
Michael Schumacher, Fillepe Massa
Renault: Giancarlo Fisichella,
Stephane Sarrazin
McLaren: Fernando Alonso,
Kimi Raikkonen
Toyota: Jarno Trulli,
Ralf Schumacher
Honda:
Jenson Button, Reubens Barrichello
BMW:
Mark Webber, Robert Kubica
Williams: Alex Wurz, Nico Rosberg
Red Bull: David Coulthard,
Vitantonia Liuzzi
Toro Rosso:
Scott Speed, Jeff Gordon 
Midland:
Christijan Albers, Nick Heidfeld
Super Aguri:
Takuma Sato, Sakon Yamamoto