must shoulder
Verbo regular: shoulder - shouldered- shouldered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must shoulder
you must shoulder
he must shoulder
we must shoulder
you must shoulder
they must shoulder 	I must be shouldering
you must be shouldering
he must be shouldering
we must be shouldering
you must be shouldering
they must be shouldering	I must have shouldered
you must have shouldered
he must have shouldered
we must have shouldered
you must have shouldered
they must have shouldered	I must have been shouldering
you must have been shouldering
he must have been shouldering
we must have been shouldering
you must have been shouldering
they must have been shouldering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not shoulder
you must not shoulder
he must not shoulder
we must not shoulder
you must not shoulder
they must not shoulder 	I must not be shouldering
you must not be shouldering
he must not be shouldering
we must not be shouldering
you must not be shouldering
they must not be shouldering	I must not have shouldered
you must not have shouldered
he must not have shouldered
we must not have shouldered
you must not have shouldered
they must not have shouldered	I must not have been shouldering
you must not have been shouldering
he must not have been shouldering
we must not have been shouldering
you must not have been shouldering
they must not have been shouldering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I shoulder?
must you shoulder?
must he shoulder?
must we shoulder?
must you shoulder?
must they shoulder? 	must I be shouldering?
must you be shouldering?
must he be shouldering?
must we be shouldering?
must you be shouldering?
must they be shouldering? 	must I have shouldered?
must you have shouldered?
must he have shouldered?
must we have shouldered?
must you have shouldered?
must they have shouldered? 	must I have been shouldering?
must you have been shouldering?
must he have been shouldering?
must we have been shouldering?
must you have been shouldering?
must they have been shouldering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not shoulder?
must you not shoulder?
must he not shoulder?
must we not shoulder?
must you not shoulder?
must they not shoulder? 	must I not be shouldering?
must you not be shouldering?
must he not be shouldering?
must we not be shouldering?
must you not be shouldering?
must they not be shouldering? 	must I not have shouldered?
must you not have shouldered?
must he not have shouldered?
must we not have shouldered?
must you not have shouldered?
must they not have shouldered? 	must I not have been shouldering?
must you not have been shouldering?
must he not have been shouldering?
must we not have been shouldering?
must you not have been shouldering?
must they not have been shouldering?