must prognosticate
Verbo regular: prognosticate - prognosticated- prognosticated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must prognosticate
you must prognosticate
she must prognosticate
we must prognosticate
you must prognosticate
they must prognosticate 	I must be prognosticating
you must be prognosticating
she must be prognosticating
we must be prognosticating
you must be prognosticating
they must be prognosticating	I must have prognosticated
you must have prognosticated
she must have prognosticated
we must have prognosticated
you must have prognosticated
they must have prognosticated	I must have been prognosticating
you must have been prognosticating
she must have been prognosticating
we must have been prognosticating
you must have been prognosticating
they must have been prognosticating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not prognosticate
you must not prognosticate
she must not prognosticate
we must not prognosticate
you must not prognosticate
they must not prognosticate 	I must not be prognosticating
you must not be prognosticating
she must not be prognosticating
we must not be prognosticating
you must not be prognosticating
they must not be prognosticating	I must not have prognosticated
you must not have prognosticated
she must not have prognosticated
we must not have prognosticated
you must not have prognosticated
they must not have prognosticated	I must not have been prognosticating
you must not have been prognosticating
she must not have been prognosticating
we must not have been prognosticating
you must not have been prognosticating
they must not have been prognosticating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I prognosticate?
must you prognosticate?
must she prognosticate?
must we prognosticate?
must you prognosticate?
must they prognosticate? 	must I be prognosticating?
must you be prognosticating?
must she be prognosticating?
must we be prognosticating?
must you be prognosticating?
must they be prognosticating? 	must I have prognosticated?
must you have prognosticated?
must she have prognosticated?
must we have prognosticated?
must you have prognosticated?
must they have prognosticated? 	must I have been prognosticating?
must you have been prognosticating?
must she have been prognosticating?
must we have been prognosticating?
must you have been prognosticating?
must they have been prognosticating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not prognosticate?
must you not prognosticate?
must she not prognosticate?
must we not prognosticate?
must you not prognosticate?
must they not prognosticate? 	must I not be prognosticating?
must you not be prognosticating?
must she not be prognosticating?
must we not be prognosticating?
must you not be prognosticating?
must they not be prognosticating? 	must I not have prognosticated?
must you not have prognosticated?
must she not have prognosticated?
must we not have prognosticated?
must you not have prognosticated?
must they not have prognosticated? 	must I not have been prognosticating?
must you not have been prognosticating?
must she not have been prognosticating?
must we not have been prognosticating?
must you not have been prognosticating?
must they not have been prognosticating?