can shoulder
Regular verb: shoulder - shouldered- shouldered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can shoulder
you can shoulder
he can shoulder
we can shoulder
you can shoulder
they can shoulder 	I can be shouldering
you can be shouldering
he can be shouldering
we can be shouldering
you can be shouldering
they can be shouldering	I can have shouldered
you can have shouldered
he can have shouldered
we can have shouldered
you can have shouldered
they can have shouldered	I can have been shouldering
you can have been shouldering
he can have been shouldering
we can have been shouldering
you can have been shouldering
they can have been shouldering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't shoulder
you can't shoulder
he can't shoulder
we can't shoulder
you can't shoulder
they can't shoulder 	I can't be shouldering
you can't be shouldering
he can't be shouldering
we can't be shouldering
you can't be shouldering
they can't be shouldering	I can't have shouldered
you can't have shouldered
he can't have shouldered
we can't have shouldered
you can't have shouldered
they can't have shouldered	I can't have been shouldering
you can't have been shouldering
he can't have been shouldering
we can't have been shouldering
you can't have been shouldering
they can't have been shouldering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I shoulder?
can you shoulder?
can he shoulder?
can we shoulder?
can you shoulder?
can they shoulder? 	can I be shouldering?
can you be shouldering?
can he be shouldering?
can we be shouldering?
can you be shouldering?
can they be shouldering? 	can I have shouldered?
can you have shouldered?
can he have shouldered?
can we have shouldered?
can you have shouldered?
can they have shouldered? 	can I have been shouldering?
can you have been shouldering?
can he have been shouldering?
can we have been shouldering?
can you have been shouldering?
can they have been shouldering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I shoulder?
can't you shoulder?
can't he shoulder?
can't we shoulder?
can't you shoulder?
can't they shoulder? 	can't I be shouldering?
can't you be shouldering?
can't he be shouldering?
can't we be shouldering?
can't you be shouldering?
can't they be shouldering? 	can't I have shouldered?
can't you have shouldered?
can't he have shouldered?
can't we have shouldered?
can't you have shouldered?
can't they have shouldered? 	can't I have been shouldering?
can't you have been shouldering?
can't he have been shouldering?
can't we have been shouldering?
can't you have been shouldering?
can't they have been shouldering?