Tabla de conjugación del verbo "To understand"
    
    
        
	        
	            Present Simple (Presente Simple)
	        
	        
	            
		            
	            
		            
		                Negative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It doesn't understand.
			                 
		                
			                
		                
			                
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Does he/she/it understand?
			                 
		                
			                
		                
			                
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Present Simple Continuous (Presente Continuo)
	        
	        
	            
		            
		                Affirmative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It's understanding.
			                 
		                
			                
		                
			                
		                        
		             
	            
		            
		                Negative
                    
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    You aren't understanding.
			                 
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It isn't understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You aren't understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    They aren't understanding.
			                 
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Is he/she/it understanding?
			                 
		                
			                
		                
			                
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Past Simple (Pasado Simple)
	        
	        
	            
		            
	            
		            
		                Negative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It didn't understand.
			                 
		                
			                
		                
			                
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Did he/she/it understand?
			                 
		                
			                
		                
			                
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Past Continuous (Pasado Continuo)
	        
	        
	            
		            
		                Affirmative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It was understanding.
			                 
		                
			                
		                
			                
		                        
		             
	            
		            
		                Negative
                    
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    You weren't understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    We weren't understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It wasn't understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You weren't understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    They weren't understanding.
			                 
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Was he/she/it understanding?
			                 
		                
			                
		                
			                
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Future Simple (Futuro Simple)
	        
	        
	            
		            
	            
		            
		                Negative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It won't understand.
			                 
		                
			                
		                
			                
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Will he/she/it understand?
			                 
		                
			                
		                
			                
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Present Perfect Simple (Presente Perfecto)
	        
	        
	            
		            
	            
		            
		                Negative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It hasn't understood.
			                 
		                
			                
		                
			                
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Has he/she/it understood?
			                 
		                
			                
		                
			                
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Present Perfect Continuous (Presente Perfecto Continuo)
	        
	        
	            
		            
		                Affirmative
                    
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    You've been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    We've been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It's been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You've been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    They've been understanding.
			                 
		                        
		             
	            
		            
		                Negative
                    
		                
			                
			                    
			                    
			                        
			                    
			                    I haven't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You haven't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    We haven't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It hasn't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You haven't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    They haven't been understanding.
			                 
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
			                    
			                    
			                        
			                    
			                    Have I been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Have you been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Have we been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Has he/she/it been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Have you been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Have they been understanding?
			                 
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Past Perfect Simple (Pasado Perfecto)
	        
	        
	            
		            
	            
		            
		                Negative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It hadn't understood.
			                 
		                
			                
		                
			                
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Had he/she/it understood?
			                 
		                
			                
		                
			                
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Past Perfect Continuous (Pasado Perfecto Continuo)
	        
	        
	            
		            
		                Affirmative
                    
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    You'd been understanding.
			                 
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It'd been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You'd been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    They'd been understanding.
			                 
		                        
		             
	            
		            
		                Negative
                    
		                
			                
			                    
			                    
			                        
			                    
			                    I hadn't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You hadn't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    We hadn't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It hadn't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You hadn't been understanding.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    They hadn't been understanding.
			                 
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
			                    
			                    
			                        
			                    
			                    Had I been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Had you been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Had we been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Had he/she/it been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Had you been understanding?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Had they been understanding?
			                 
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Future Perfect (Futuro Perfecto)
	        
	        
	            
		            
		                Affirmative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It'll have understood.
			                 
		                
			                
		                
			                
		                        
		             
	            
		            
		                Negative
                    
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    You won't have understood.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    We won't have understood.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It won't have understood.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You won't have understood.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    They won't have understood.
			                 
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Will you have understood?
			                 
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Will he/she/it have understood?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Will you have understood?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Will they have understood?
			                 
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Conditional (Condicional)
	        
	        
	            
		            
	            
		            
		                Negative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It wouldn't understand.
			                 
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    They wouldn't understand.
			                 
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Would he/she/it understand?
			                 
		                
			                
		                
			                
		                        
		             
	            
	         
	        
	        
        
    
        
	        
	            Conditional Perfect (Condicional Perfecto)
	        
	        
	            
		            
		                Affirmative
                    
		                
			                
		                
			                
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It'd have understood.
			                 
		                
			                
		                
			                
		                        
		             
	            
		            
		                Negative
                    
		                
			                
			                    
			                    
			                        
			                    
			                    I wouldn't have understood.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You wouldn't have understood.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    We wouldn't have understood.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    He/She/It wouldn't have understood.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    You wouldn't have understood.
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    They wouldn't have understood.
			                 
		                        
		             
	            
		            
		                Interrogative
                    
		                
			                
		                
			                
			                    
			                    
			                        
			                    
			                    Would you have understood?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Would we have understood?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Would he/she/it have understood?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Would you have understood?
			                 
		                
			                
			                    
			                    
			                        
			                    
			                    Would they have understood?