can squall
Regular verb: squall - squalled- squalled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can squall
you can squall
he can squall
we can squall
you can squall
they can squall 	I can be squalling
you can be squalling
he can be squalling
we can be squalling
you can be squalling
they can be squalling	I can have squalled
you can have squalled
he can have squalled
we can have squalled
you can have squalled
they can have squalled	I can have been squalling
you can have been squalling
he can have been squalling
we can have been squalling
you can have been squalling
they can have been squalling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't squall
you can't squall
he can't squall
we can't squall
you can't squall
they can't squall 	I can't be squalling
you can't be squalling
he can't be squalling
we can't be squalling
you can't be squalling
they can't be squalling	I can't have squalled
you can't have squalled
he can't have squalled
we can't have squalled
you can't have squalled
they can't have squalled	I can't have been squalling
you can't have been squalling
he can't have been squalling
we can't have been squalling
you can't have been squalling
they can't have been squalling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I squall?
can you squall?
can he squall?
can we squall?
can you squall?
can they squall? 	can I be squalling?
can you be squalling?
can he be squalling?
can we be squalling?
can you be squalling?
can they be squalling? 	can I have squalled?
can you have squalled?
can he have squalled?
can we have squalled?
can you have squalled?
can they have squalled? 	can I have been squalling?
can you have been squalling?
can he have been squalling?
can we have been squalling?
can you have been squalling?
can they have been squalling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I squall?
can't you squall?
can't he squall?
can't we squall?
can't you squall?
can't they squall? 	can't I be squalling?
can't you be squalling?
can't he be squalling?
can't we be squalling?
can't you be squalling?
can't they be squalling? 	can't I have squalled?
can't you have squalled?
can't he have squalled?
can't we have squalled?
can't you have squalled?
can't they have squalled? 	can't I have been squalling?
can't you have been squalling?
can't he have been squalling?
can't we have been squalling?
can't you have been squalling?
can't they have been squalling?