must tamp
Verbo regular: tamp - tamped- tamped

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must tamp
you must tamp
he must tamp
we must tamp
you must tamp
they must tamp 	I must be tamping
you must be tamping
he must be tamping
we must be tamping
you must be tamping
they must be tamping	I must have tamped
you must have tamped
he must have tamped
we must have tamped
you must have tamped
they must have tamped	I must have been tamping
you must have been tamping
he must have been tamping
we must have been tamping
you must have been tamping
they must have been tamping	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not tamp
you must not tamp
he must not tamp
we must not tamp
you must not tamp
they must not tamp 	I must not be tamping
you must not be tamping
he must not be tamping
we must not be tamping
you must not be tamping
they must not be tamping	I must not have tamped
you must not have tamped
he must not have tamped
we must not have tamped
you must not have tamped
they must not have tamped	I must not have been tamping
you must not have been tamping
he must not have been tamping
we must not have been tamping
you must not have been tamping
they must not have been tamping	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I tamp?
must you tamp?
must he tamp?
must we tamp?
must you tamp?
must they tamp? 	must I be tamping?
must you be tamping?
must he be tamping?
must we be tamping?
must you be tamping?
must they be tamping? 	must I have tamped?
must you have tamped?
must he have tamped?
must we have tamped?
must you have tamped?
must they have tamped? 	must I have been tamping?
must you have been tamping?
must he have been tamping?
must we have been tamping?
must you have been tamping?
must they have been tamping? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not tamp?
must you not tamp?
must he not tamp?
must we not tamp?
must you not tamp?
must they not tamp? 	must I not be tamping?
must you not be tamping?
must he not be tamping?
must we not be tamping?
must you not be tamping?
must they not be tamping? 	must I not have tamped?
must you not have tamped?
must he not have tamped?
must we not have tamped?
must you not have tamped?
must they not have tamped? 	must I not have been tamping?
must you not have been tamping?
must he not have been tamping?
must we not have been tamping?
must you not have been tamping?
must they not have been tamping?