English verb conjugation
CAN SHOAL

Regular verb: shoal - shoaled - shoaled

Affirmation

Simple form	V-ing form
I can shoal you can shoal he can shoal we can shoal you can shoal they can shoal	I can be shoaling you can be shoaling he can be shoaling we can be shoaling you can be shoaling they can be shoaling
Perfect	V-ing perfect
I can have shoaled you can have shoaled he can have shoaled we can have shoaled you can have shoaled they can have shoaled	I can have been shoaling you can have been shoaling he can have been shoaling we can have been shoaling you can have been shoaling they can have been shoaling

Negation

Simple form	V-ing form
I can't shoal you can't shoal he can't shoal we can't shoal you can't shoal they can't shoal	I can't be shoaling you can't be shoaling he can't be shoaling we can't be shoaling you can't be shoaling they can't be shoaling
Perfect	V-ing perfect
I can't have shoaled you can't have shoaled he can't have shoaled we can't have shoaled you can't have shoaled they can't have shoaled	I can't have been shoaling you can't have been shoaling he can't have been shoaling we can't have been shoaling you can't have been shoaling they can't have been shoaling

Interrogative form

Simple form	V-ing form
can I shoal? can you shoal? can he shoal? can we shoal? can you shoal? can they shoal?	can I be shoaling? can you be shoaling? can he be shoaling? can we be shoaling? can you be shoaling? can they be shoaling?
Perfect	V-ing perfect
can I have shoaled? can you have shoaled? can he have shoaled? can we have shoaled? can you have shoaled? can they have shoaled?	can I have been shoaling? can you have been shoaling? can he have been shoaling? can we have been shoaling? can you have been shoaling? can they have been shoaling?

Interro-negative form

Simple form	V-ing form
can't I shoal? can't you shoal? can't he shoal? can't we shoal? can't you shoal? can't they shoal?	can't I be shoaling? can't you be shoaling? can't he be shoaling? can't we be shoaling? can't you be shoaling? can't they be shoaling?
Perfect	V-ing perfect
can't I have shoaled? can't you have shoaled? can't he have shoaled? can't we have shoaled? can't you have shoaled? can't they have shoaled?	can't I have been shoaling? can't you have been shoaling? can't he have been shoaling? can't we have been shoaling? can't you have been shoaling? can't they have been shoaling?