must simplify
Verbo regular: simplify - simplified- simplified

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must simplify
you must simplify
he must simplify
we must simplify
you must simplify
they must simplify 	I must be simplifying
you must be simplifying
he must be simplifying
we must be simplifying
you must be simplifying
they must be simplifying	I must have simplified
you must have simplified
he must have simplified
we must have simplified
you must have simplified
they must have simplified	I must have been simplifying
you must have been simplifying
he must have been simplifying
we must have been simplifying
you must have been simplifying
they must have been simplifying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not simplify
you must not simplify
he must not simplify
we must not simplify
you must not simplify
they must not simplify 	I must not be simplifying
you must not be simplifying
he must not be simplifying
we must not be simplifying
you must not be simplifying
they must not be simplifying	I must not have simplified
you must not have simplified
he must not have simplified
we must not have simplified
you must not have simplified
they must not have simplified	I must not have been simplifying
you must not have been simplifying
he must not have been simplifying
we must not have been simplifying
you must not have been simplifying
they must not have been simplifying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I simplify?
must you simplify?
must he simplify?
must we simplify?
must you simplify?
must they simplify? 	must I be simplifying?
must you be simplifying?
must he be simplifying?
must we be simplifying?
must you be simplifying?
must they be simplifying? 	must I have simplified?
must you have simplified?
must he have simplified?
must we have simplified?
must you have simplified?
must they have simplified? 	must I have been simplifying?
must you have been simplifying?
must he have been simplifying?
must we have been simplifying?
must you have been simplifying?
must they have been simplifying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not simplify?
must you not simplify?
must he not simplify?
must we not simplify?
must you not simplify?
must they not simplify? 	must I not be simplifying?
must you not be simplifying?
must he not be simplifying?
must we not be simplifying?
must you not be simplifying?
must they not be simplifying? 	must I not have simplified?
must you not have simplified?
must he not have simplified?
must we not have simplified?
must you not have simplified?
must they not have simplified? 	must I not have been simplifying?
must you not have been simplifying?
must he not have been simplifying?
must we not have been simplifying?
must you not have been simplifying?
must they not have been simplifying?