English verb conjugation
CAN HILL

Regular verb: hill - hilled - hilled

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
I cannot hill you cannot hill he cannot hill we cannot hill you cannot hill they cannot hill	I cannot be hilling you cannot be hilling he cannot be hilling we cannot be hilling you cannot be hilling they cannot be hilling
Perfect	V-ing perfect
I cannot have hilled you cannot have hilled he cannot have hilled we cannot have hilled you cannot have hilled they cannot have hilled	I cannot have been hilling you cannot have been hilling he cannot have been hilling we cannot have been hilling you cannot have been hilling they cannot have been hilling

Interrogative form

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