Conjugación del verbo inglés
MUST SNOWBALL

Verbo regular: snowball - snowballed - snowballed

Afirmación

Forma simple	Forma con V-ing
I must snowball you must snowball she must snowball we must snowball you must snowball they must snowball	I must be snowballing you must be snowballing she must be snowballing we must be snowballing you must be snowballing they must be snowballing
Perfecto	Perfecto con V-ing
I must have snowballed you must have snowballed she must have snowballed we must have snowballed you must have snowballed they must have snowballed	I must have been snowballing you must have been snowballing she must have been snowballing we must have been snowballing you must have been snowballing they must have been snowballing

Negación

Forma simple	Forma con V-ing
I must not snowball you must not snowball she must not snowball we must not snowball you must not snowball they must not snowball	I must not be snowballing you must not be snowballing she must not be snowballing we must not be snowballing you must not be snowballing they must not be snowballing
Perfecto	Perfecto con V-ing
I must not have snowballed you must not have snowballed she must not have snowballed we must not have snowballed you must not have snowballed they must not have snowballed	I must not have been snowballing you must not have been snowballing she must not have been snowballing we must not have been snowballing you must not have been snowballing they must not have been snowballing

Forma interrogativa

Forma simple	Forma con V-ing
must I snowball? must you snowball? must she snowball? must we snowball? must you snowball? must they snowball?	must I be snowballing? must you be snowballing? must she be snowballing? must we be snowballing? must you be snowballing? must they be snowballing?
Perfecto	Perfecto con V-ing
must I have snowballed? must you have snowballed? must she have snowballed? must we have snowballed? must you have snowballed? must they have snowballed?	must I have been snowballing? must you have been snowballing? must she have been snowballing? must we have been snowballing? must you have been snowballing? must they have been snowballing?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not snowball? must you not snowball? must she not snowball? must we not snowball? must you not snowball? must they not snowball?	must I not be snowballing? must you not be snowballing? must she not be snowballing? must we not be snowballing? must you not be snowballing? must they not be snowballing?
Perfecto	Perfecto con V-ing
must I not have snowballed? must you not have snowballed? must she not have snowballed? must we not have snowballed? must you not have snowballed? must they not have snowballed?	must I not have been snowballing? must you not have been snowballing? must she not have been snowballing? must we not have been snowballing? must you not have been snowballing? must they not have been snowballing?