Answer:
You study for the exam in the library, it is correct.
Explanation:
The selected option is correct since the library (la biblioteca in Spanish) is a place designed to study due to the quietness of the place and the tables, chairs, couches that it has to sit comfortably, and not get distracted. 
The sentence in Spanish would we estudio para el examen en la biblioteca, which means I study for the exam in the library.
 
        
                    
             
        
        
        
The fourth option is correct.
        
                    
             
        
        
        
Answer:
b no estes; No hagas
Explanation:
because it uses correct grammar in Spanish 
 
        
                    
             
        
        
        
1: ( acercarse) 
Se acerca a mí sólo para copiar mi tarea
2: ( Atreverse) 
Se atreve a decir que yo no
3: ( Darse cuenta) 
Me doy cuenta 
4: ( Fijarse) 
Fijarse en mí mientras yo este con Victor
5: ( Sorprenderse) 
Sorprenderme 
6: ( entera) 
Si me entero
This are the ones that make more sense, I hope this helps, good luck!