must denature
Verbo regular: denature - denatured- denatured

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must denature
you must denature
she must denature
we must denature
you must denature
they must denature 	I must be denaturing
you must be denaturing
she must be denaturing
we must be denaturing
you must be denaturing
they must be denaturing	I must have denatured
you must have denatured
she must have denatured
we must have denatured
you must have denatured
they must have denatured	I must have been denaturing
you must have been denaturing
she must have been denaturing
we must have been denaturing
you must have been denaturing
they must have been denaturing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not denature
you must not denature
she must not denature
we must not denature
you must not denature
they must not denature 	I must not be denaturing
you must not be denaturing
she must not be denaturing
we must not be denaturing
you must not be denaturing
they must not be denaturing	I must not have denatured
you must not have denatured
she must not have denatured
we must not have denatured
you must not have denatured
they must not have denatured	I must not have been denaturing
you must not have been denaturing
she must not have been denaturing
we must not have been denaturing
you must not have been denaturing
they must not have been denaturing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I denature?
must you denature?
must she denature?
must we denature?
must you denature?
must they denature? 	must I be denaturing?
must you be denaturing?
must she be denaturing?
must we be denaturing?
must you be denaturing?
must they be denaturing? 	must I have denatured?
must you have denatured?
must she have denatured?
must we have denatured?
must you have denatured?
must they have denatured? 	must I have been denaturing?
must you have been denaturing?
must she have been denaturing?
must we have been denaturing?
must you have been denaturing?
must they have been denaturing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not denature?
must you not denature?
must she not denature?
must we not denature?
must you not denature?
must they not denature? 	must I not be denaturing?
must you not be denaturing?
must she not be denaturing?
must we not be denaturing?
must you not be denaturing?
must they not be denaturing? 	must I not have denatured?
must you not have denatured?
must she not have denatured?
must we not have denatured?
must you not have denatured?
must they not have denatured? 	must I not have been denaturing?
must you not have been denaturing?
must she not have been denaturing?
must we not have been denaturing?
must you not have been denaturing?
must they not have been denaturing?