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 cannot shoal you cannot shoal he cannot shoal we cannot shoal you cannot shoal they cannot shoal	I cannot be shoaling you cannot be shoaling he cannot be shoaling we cannot be shoaling you cannot be shoaling they cannot be shoaling
Perfect	V-ing perfect
I cannot have shoaled you cannot have shoaled he cannot have shoaled we cannot have shoaled you cannot have shoaled they cannot have shoaled	I cannot have been shoaling you cannot have been shoaling he cannot have been shoaling we cannot have been shoaling you cannot have been shoaling they cannot 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 I not shoal? can you not shoal? can he not shoal? can we not shoal? can you not shoal? can they not shoal?	can I not be shoaling? can you not be shoaling? can he not be shoaling? can we not be shoaling? can you not be shoaling? can they not be shoaling?
Perfect	V-ing perfect
can I not have shoaled? can you not have shoaled? can he not have shoaled? can we not have shoaled? can you not have shoaled? can they not have shoaled?	can I not have been shoaling? can you not have been shoaling? can he not have been shoaling? can we not have been shoaling? can you not have been shoaling? can they not have been shoaling?