could hulk
Regular verb: hulk - hulked- hulked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could hulk
you could hulk
she could hulk
we could hulk
you could hulk
they could hulk 	I could be hulking
you could be hulking
she could be hulking
we could be hulking
you could be hulking
they could be hulking	I could have hulked
you could have hulked
she could have hulked
we could have hulked
you could have hulked
they could have hulked	I could have been hulking
you could have been hulking
she could have been hulking
we could have been hulking
you could have been hulking
they could have been hulking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't hulk
you couldn't hulk
she couldn't hulk
we couldn't hulk
you couldn't hulk
they couldn't hulk 	I couldn't be hulking
you couldn't be hulking
she couldn't be hulking
we couldn't be hulking
you couldn't be hulking
they couldn't be hulking	I couldn't have hulked
you couldn't have hulked
she couldn't have hulked
we couldn't have hulked
you couldn't have hulked
they couldn't have hulked	I couldn't have been hulking
you couldn't have been hulking
she couldn't have been hulking
we couldn't have been hulking
you couldn't have been hulking
they couldn't have been hulking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I hulk?
could you hulk?
could she hulk?
could we hulk?
could you hulk?
could they hulk? 	could I be hulking?
could you be hulking?
could she be hulking?
could we be hulking?
could you be hulking?
could they be hulking? 	could I have hulked?
could you have hulked?
could she have hulked?
could we have hulked?
could you have hulked?
could they have hulked? 	could I have been hulking?
could you have been hulking?
could she have been hulking?
could we have been hulking?
could you have been hulking?
could they have been hulking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I hulk?
couldn't you hulk?
couldn't she hulk?
couldn't we hulk?
couldn't you hulk?
couldn't they hulk? 	couldn't I be hulking?
couldn't you be hulking?
couldn't she be hulking?
couldn't we be hulking?
couldn't you be hulking?
couldn't they be hulking? 	couldn't I have hulked?
couldn't you have hulked?
couldn't she have hulked?
couldn't we have hulked?
couldn't you have hulked?
couldn't they have hulked? 	couldn't I have been hulking?
couldn't you have been hulking?
couldn't she have been hulking?
couldn't we have been hulking?
couldn't you have been hulking?
couldn't they have been hulking?