must gambol
Verbo regular: gambol - gamboled- gamboled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must gambol
you must gambol
she must gambol
we must gambol
you must gambol
they must gambol 	I must be gamboling
you must be gamboling
she must be gamboling
we must be gamboling
you must be gamboling
they must be gamboling	I must have gamboled
you must have gamboled
she must have gamboled
we must have gamboled
you must have gamboled
they must have gamboled	I must have been gamboling
you must have been gamboling
she must have been gamboling
we must have been gamboling
you must have been gamboling
they must have been gamboling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not gambol
you must not gambol
she must not gambol
we must not gambol
you must not gambol
they must not gambol 	I must not be gamboling
you must not be gamboling
she must not be gamboling
we must not be gamboling
you must not be gamboling
they must not be gamboling	I must not have gamboled
you must not have gamboled
she must not have gamboled
we must not have gamboled
you must not have gamboled
they must not have gamboled	I must not have been gamboling
you must not have been gamboling
she must not have been gamboling
we must not have been gamboling
you must not have been gamboling
they must not have been gamboling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I gambol?
must you gambol?
must she gambol?
must we gambol?
must you gambol?
must they gambol? 	must I be gamboling?
must you be gamboling?
must she be gamboling?
must we be gamboling?
must you be gamboling?
must they be gamboling? 	must I have gamboled?
must you have gamboled?
must she have gamboled?
must we have gamboled?
must you have gamboled?
must they have gamboled? 	must I have been gamboling?
must you have been gamboling?
must she have been gamboling?
must we have been gamboling?
must you have been gamboling?
must they have been gamboling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not gambol?
must you not gambol?
must she not gambol?
must we not gambol?
must you not gambol?
must they not gambol? 	must I not be gamboling?
must you not be gamboling?
must she not be gamboling?
must we not be gamboling?
must you not be gamboling?
must they not be gamboling? 	must I not have gamboled?
must you not have gamboled?
must she not have gamboled?
must we not have gamboled?
must you not have gamboled?
must they not have gamboled? 	must I not have been gamboling?
must you not have been gamboling?
must she not have been gamboling?
must we not have been gamboling?
must you not have been gamboling?
must they not have been gamboling?