can hill
Regular verb: hill - hilled- hilled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can hill
you can hill
he can hill
we can hill
you can hill
they can hill 	I can be hilling
you can be hilling
he can be hilling
we can be hilling
you can be hilling
they can be hilling	I can have hilled
you can have hilled
he can have hilled
we can have hilled
you can have hilled
they can have hilled	I can have been hilling
you can have been hilling
he can have been hilling
we can have been hilling
you can have been hilling
they can have been hilling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't hill
you can't hill
he can't hill
we can't hill
you can't hill
they can't hill 	I can't be hilling
you can't be hilling
he can't be hilling
we can't be hilling
you can't be hilling
they can't be hilling	I can't have hilled
you can't have hilled
he can't have hilled
we can't have hilled
you can't have hilled
they can't have hilled	I can't have been hilling
you can't have been hilling
he can't have been hilling
we can't have been hilling
you can't have been hilling
they can't have been hilling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I hill?
can you hill?
can he hill?
can we hill?
can you hill?
can they hill? 	can I be hilling?
can you be hilling?
can he be hilling?
can we be hilling?
can you be hilling?
can they be hilling? 	can I have hilled?
can you have hilled?
can he have hilled?
can we have hilled?
can you have hilled?
can they have hilled? 	can I have been hilling?
can you have been hilling?
can he have been hilling?
can we have been hilling?
can you have been hilling?
can they have been hilling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I hill?
can't you hill?
can't he hill?
can't we hill?
can't you hill?
can't they hill? 	can't I be hilling?
can't you be hilling?
can't he be hilling?
can't we be hilling?
can't you be hilling?
can't they be hilling? 	can't I have hilled?
can't you have hilled?
can't he have hilled?
can't we have hilled?
can't you have hilled?
can't they have hilled? 	can't I have been hilling?
can't you have been hilling?
can't he have been hilling?
can't we have been hilling?
can't you have been hilling?
can't they have been hilling?