English verb conjugation
CAN SCLAFF

Regular verb: sclaff - sclaffed - sclaffed

Affirmation

Simple form	V-ing form
I can sclaff you can sclaff he can sclaff we can sclaff you can sclaff they can sclaff	I can be sclaffing you can be sclaffing he can be sclaffing we can be sclaffing you can be sclaffing they can be sclaffing
Perfect	V-ing perfect
I can have sclaffed you can have sclaffed he can have sclaffed we can have sclaffed you can have sclaffed they can have sclaffed	I can have been sclaffing you can have been sclaffing he can have been sclaffing we can have been sclaffing you can have been sclaffing they can have been sclaffing

Negation

Simple form	V-ing form
I cannot sclaff you cannot sclaff he cannot sclaff we cannot sclaff you cannot sclaff they cannot sclaff	I cannot be sclaffing you cannot be sclaffing he cannot be sclaffing we cannot be sclaffing you cannot be sclaffing they cannot be sclaffing
Perfect	V-ing perfect
I cannot have sclaffed you cannot have sclaffed he cannot have sclaffed we cannot have sclaffed you cannot have sclaffed they cannot have sclaffed	I cannot have been sclaffing you cannot have been sclaffing he cannot have been sclaffing we cannot have been sclaffing you cannot have been sclaffing they cannot have been sclaffing

Interrogative form

Simple form	V-ing form
can I sclaff? can you sclaff? can he sclaff? can we sclaff? can you sclaff? can they sclaff?	can I be sclaffing? can you be sclaffing? can he be sclaffing? can we be sclaffing? can you be sclaffing? can they be sclaffing?
Perfect	V-ing perfect
can I have sclaffed? can you have sclaffed? can he have sclaffed? can we have sclaffed? can you have sclaffed? can they have sclaffed?	can I have been sclaffing? can you have been sclaffing? can he have been sclaffing? can we have been sclaffing? can you have been sclaffing? can they have been sclaffing?

Interro-negative form

Simple form	V-ing form
can I not sclaff? can you not sclaff? can he not sclaff? can we not sclaff? can you not sclaff? can they not sclaff?	can I not be sclaffing? can you not be sclaffing? can he not be sclaffing? can we not be sclaffing? can you not be sclaffing? can they not be sclaffing?
Perfect	V-ing perfect
can I not have sclaffed? can you not have sclaffed? can he not have sclaffed? can we not have sclaffed? can you not have sclaffed? can they not have sclaffed?	can I not have been sclaffing? can you not have been sclaffing? can he not have been sclaffing? can we not have been sclaffing? can you not have been sclaffing? can they not have been sclaffing?