English verb conjugation
CAN WHELP

Regular verb: whelp - whelped - whelped

Affirmation

Simple form	V-ing form
I can whelp you can whelp he can whelp we can whelp you can whelp they can whelp	I can be whelping you can be whelping he can be whelping we can be whelping you can be whelping they can be whelping
Perfect	V-ing perfect
I can have whelped you can have whelped he can have whelped we can have whelped you can have whelped they can have whelped	I can have been whelping you can have been whelping he can have been whelping we can have been whelping you can have been whelping they can have been whelping

Negation

Simple form	V-ing form
I can't whelp you can't whelp he can't whelp we can't whelp you can't whelp they can't whelp	I can't be whelping you can't be whelping he can't be whelping we can't be whelping you can't be whelping they can't be whelping
Perfect	V-ing perfect
I can't have whelped you can't have whelped he can't have whelped we can't have whelped you can't have whelped they can't have whelped	I can't have been whelping you can't have been whelping he can't have been whelping we can't have been whelping you can't have been whelping they can't have been whelping

Interrogative form

Simple form	V-ing form
can I whelp? can you whelp? can he whelp? can we whelp? can you whelp? can they whelp?	can I be whelping? can you be whelping? can he be whelping? can we be whelping? can you be whelping? can they be whelping?
Perfect	V-ing perfect
can I have whelped? can you have whelped? can he have whelped? can we have whelped? can you have whelped? can they have whelped?	can I have been whelping? can you have been whelping? can he have been whelping? can we have been whelping? can you have been whelping? can they have been whelping?

Interro-negative form

Simple form	V-ing form
can't I whelp? can't you whelp? can't he whelp? can't we whelp? can't you whelp? can't they whelp?	can't I be whelping? can't you be whelping? can't he be whelping? can't we be whelping? can't you be whelping? can't they be whelping?
Perfect	V-ing perfect
can't I have whelped? can't you have whelped? can't he have whelped? can't we have whelped? can't you have whelped? can't they have whelped?	can't I have been whelping? can't you have been whelping? can't he have been whelping? can't we have been whelping? can't you have been whelping? can't they have been whelping?