English verb conjugation
CAN LAYER

Regular verb: layer - layered - layered

Affirmation

Simple form	V-ing form
I can layer you can layer he can layer we can layer you can layer they can layer	I can be layering you can be layering he can be layering we can be layering you can be layering they can be layering
Perfect	V-ing perfect
I can have layered you can have layered he can have layered we can have layered you can have layered they can have layered	I can have been layering you can have been layering he can have been layering we can have been layering you can have been layering they can have been layering

Negation

Simple form	V-ing form
I cannot layer you cannot layer he cannot layer we cannot layer you cannot layer they cannot layer	I cannot be layering you cannot be layering he cannot be layering we cannot be layering you cannot be layering they cannot be layering
Perfect	V-ing perfect
I cannot have layered you cannot have layered he cannot have layered we cannot have layered you cannot have layered they cannot have layered	I cannot have been layering you cannot have been layering he cannot have been layering we cannot have been layering you cannot have been layering they cannot have been layering

Interrogative form

Simple form	V-ing form
can I layer? can you layer? can he layer? can we layer? can you layer? can they layer?	can I be layering? can you be layering? can he be layering? can we be layering? can you be layering? can they be layering?
Perfect	V-ing perfect
can I have layered? can you have layered? can he have layered? can we have layered? can you have layered? can they have layered?	can I have been layering? can you have been layering? can he have been layering? can we have been layering? can you have been layering? can they have been layering?

Interro-negative form

Simple form	V-ing form
can I not layer? can you not layer? can he not layer? can we not layer? can you not layer? can they not layer?	can I not be layering? can you not be layering? can he not be layering? can we not be layering? can you not be layering? can they not be layering?
Perfect	V-ing perfect
can I not have layered? can you not have layered? can he not have layered? can we not have layered? can you not have layered? can they not have layered?	can I not have been layering? can you not have been layering? can he not have been layering? can we not have been layering? can you not have been layering? can they not have been layering?