Conjugación del verbo inglés
MUST MOTHBALL

Verbo regular: mothball - mothballed - mothballed

Afirmación

Forma simple	Forma con V-ing
I must mothball you must mothball he must mothball we must mothball you must mothball they must mothball	I must be mothballing you must be mothballing he must be mothballing we must be mothballing you must be mothballing they must be mothballing
Perfecto	Perfecto con V-ing
I must have mothballed you must have mothballed he must have mothballed we must have mothballed you must have mothballed they must have mothballed	I must have been mothballing you must have been mothballing he must have been mothballing we must have been mothballing you must have been mothballing they must have been mothballing

Negación

Forma simple	Forma con V-ing
I must not mothball you must not mothball he must not mothball we must not mothball you must not mothball they must not mothball	I must not be mothballing you must not be mothballing he must not be mothballing we must not be mothballing you must not be mothballing they must not be mothballing
Perfecto	Perfecto con V-ing
I must not have mothballed you must not have mothballed he must not have mothballed we must not have mothballed you must not have mothballed they must not have mothballed	I must not have been mothballing you must not have been mothballing he must not have been mothballing we must not have been mothballing you must not have been mothballing they must not have been mothballing

Forma interrogativa

Forma simple	Forma con V-ing
must I mothball? must you mothball? must he mothball? must we mothball? must you mothball? must they mothball?	must I be mothballing? must you be mothballing? must he be mothballing? must we be mothballing? must you be mothballing? must they be mothballing?
Perfecto	Perfecto con V-ing
must I have mothballed? must you have mothballed? must he have mothballed? must we have mothballed? must you have mothballed? must they have mothballed?	must I have been mothballing? must you have been mothballing? must he have been mothballing? must we have been mothballing? must you have been mothballing? must they have been mothballing?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not mothball? must you not mothball? must he not mothball? must we not mothball? must you not mothball? must they not mothball?	must I not be mothballing? must you not be mothballing? must he not be mothballing? must we not be mothballing? must you not be mothballing? must they not be mothballing?
Perfecto	Perfecto con V-ing
must I not have mothballed? must you not have mothballed? must he not have mothballed? must we not have mothballed? must you not have mothballed? must they not have mothballed?	must I not have been mothballing? must you not have been mothballing? must he not have been mothballing? must we not have been mothballing? must you not have been mothballing? must they not have been mothballing?