must sprout
Verbo regular: sprout - sprouted- sprouted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must sprout
you must sprout
he must sprout
we must sprout
you must sprout
they must sprout 	I must be sprouting
you must be sprouting
he must be sprouting
we must be sprouting
you must be sprouting
they must be sprouting	I must have sprouted
you must have sprouted
he must have sprouted
we must have sprouted
you must have sprouted
they must have sprouted	I must have been sprouting
you must have been sprouting
he must have been sprouting
we must have been sprouting
you must have been sprouting
they must have been sprouting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not sprout
you must not sprout
he must not sprout
we must not sprout
you must not sprout
they must not sprout 	I must not be sprouting
you must not be sprouting
he must not be sprouting
we must not be sprouting
you must not be sprouting
they must not be sprouting	I must not have sprouted
you must not have sprouted
he must not have sprouted
we must not have sprouted
you must not have sprouted
they must not have sprouted	I must not have been sprouting
you must not have been sprouting
he must not have been sprouting
we must not have been sprouting
you must not have been sprouting
they must not have been sprouting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I sprout?
must you sprout?
must he sprout?
must we sprout?
must you sprout?
must they sprout? 	must I be sprouting?
must you be sprouting?
must he be sprouting?
must we be sprouting?
must you be sprouting?
must they be sprouting? 	must I have sprouted?
must you have sprouted?
must he have sprouted?
must we have sprouted?
must you have sprouted?
must they have sprouted? 	must I have been sprouting?
must you have been sprouting?
must he have been sprouting?
must we have been sprouting?
must you have been sprouting?
must they have been sprouting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not sprout?
must you not sprout?
must he not sprout?
must we not sprout?
must you not sprout?
must they not sprout? 	must I not be sprouting?
must you not be sprouting?
must he not be sprouting?
must we not be sprouting?
must you not be sprouting?
must they not be sprouting? 	must I not have sprouted?
must you not have sprouted?
must he not have sprouted?
must we not have sprouted?
must you not have sprouted?
must they not have sprouted? 	must I not have been sprouting?
must you not have been sprouting?
must he not have been sprouting?
must we not have been sprouting?
must you not have been sprouting?
must they not have been sprouting?