Where are my holes?

[Strasil42]

Hey all, this is my first season doing fantasy baseball and was wondering which of my guys have ? marks and which areas i need the most help in.

My Roster
C- J Lopez
1b- A Pujols
2b- A. Kennedy
3b- E Chavez
SS- Tony Womack
OF- Magglio Ordonez
OF- Carlos Lee
OF- H Matsui
Util- Reggie Sanders
Bench- Craig Biggio
Bench- M Grissom
SP- Roy Halladay
SP- K Brown
SP-R Oswalt
SP- J Moyer
Sp- Tim Wakefield
Sp- Brad Penny
SP-V Zambrano
SP- Oliver Perez
RP- Billy Wagner
RP- A. Benitez
RP- LaTroy Hawkins

League- 8 man H2H
R, H, 2B, 3B, HR, RBI, SB, BB, AVG, IP, W, L, CG, SHO, SV, ER, K, ERA

Your thoughts?