must aerate
Verbo regular: aerate - aerated- aerated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must aerate
you must aerate
she must aerate
we must aerate
you must aerate
they must aerate 	I must be aerating
you must be aerating
she must be aerating
we must be aerating
you must be aerating
they must be aerating	I must have aerated
you must have aerated
she must have aerated
we must have aerated
you must have aerated
they must have aerated	I must have been aerating
you must have been aerating
she must have been aerating
we must have been aerating
you must have been aerating
they must have been aerating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not aerate
you must not aerate
she must not aerate
we must not aerate
you must not aerate
they must not aerate 	I must not be aerating
you must not be aerating
she must not be aerating
we must not be aerating
you must not be aerating
they must not be aerating	I must not have aerated
you must not have aerated
she must not have aerated
we must not have aerated
you must not have aerated
they must not have aerated	I must not have been aerating
you must not have been aerating
she must not have been aerating
we must not have been aerating
you must not have been aerating
they must not have been aerating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I aerate?
must you aerate?
must she aerate?
must we aerate?
must you aerate?
must they aerate? 	must I be aerating?
must you be aerating?
must she be aerating?
must we be aerating?
must you be aerating?
must they be aerating? 	must I have aerated?
must you have aerated?
must she have aerated?
must we have aerated?
must you have aerated?
must they have aerated? 	must I have been aerating?
must you have been aerating?
must she have been aerating?
must we have been aerating?
must you have been aerating?
must they have been aerating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not aerate?
must you not aerate?
must she not aerate?
must we not aerate?
must you not aerate?
must they not aerate? 	must I not be aerating?
must you not be aerating?
must she not be aerating?
must we not be aerating?
must you not be aerating?
must they not be aerating? 	must I not have aerated?
must you not have aerated?
must she not have aerated?
must we not have aerated?
must you not have aerated?
must they not have aerated? 	must I not have been aerating?
must you not have been aerating?
must she not have been aerating?
must we not have been aerating?
must you not have been aerating?
must they not have been aerating?