Entire iWork 09 quit on start! Help me please...

hi,
of sudden, every part of iwork 09 decided crash on launch...
i've tried repairing permission, reinstalling iwork 09, reinstalling lion, still crash...

can offer me advice please?
i'm teacher rely on pages , keynote heavily. week has been nightmare me...

additional information:
2010 i5 2.4g mbp
osx 10.7.3
iwork 09 4.1

can post crash report if here can read it...

thank much!!

 

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