What was Alex’s feeling when she was falling inside the Land of Stories book?

Alex was really excited.

Explanation:

Alex’s emotion was just really enthusiastic while she was starting to fall within the Land of Stories book. Alex has been infatuated with fairy stories and tales and Alex’s emotion was absolutely thrilled when she discovered she was already in the fairy tales.

1.the hosts on two opposing mountains stood,  

2.thick as the foliage of the waving wood;  

3.between them an extensive valley lay,  

4.o'er which the gleaming armour pour'd the day,  

5.when from the camp of the philistine foes,

6. dreadful to view, a mighty warrior rose; in the dire deeds of bleeding battle skill'd,