Answer:
had he paid more attention,he could potenbe a better student
 
        
                    
             
        
        
        
Answer:
What's this I didn't understand it at all!?!?
 
        
             
        
        
        
Answer:
Marlena, who enjoys many different subjects, likes history and geography the best. The nonrestricitve modifier is: who enjoys many different subjects.
Explanation:
 
        
             
        
        
        
Grendel is bothered by the singing that comes from Heorot, so he attacks the mead-hall every night for 12 years, hoping that the singing fades away and that the hall is no longer used.