选D
∵AB∥CD∥EF, ∴∠AGE=∠GAB=∠DCA; ∵BC∥AD, ∴∠GAE=∠GCF; 又∵AC平分∠BAD, ∴∠GAB=∠GAE; ∵∠AGE=∠CGF. ∴∠AGE=∠GAB=∠DCA=∠CGF=∠GAE=∠GCF. ∴图中与∠AGE相等的角有5个.