can mildew
Regular verb: mildew - mildewed- mildewed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can mildew
you can mildew
he can mildew
we can mildew
you can mildew
they can mildew 	I can be mildewing
you can be mildewing
he can be mildewing
we can be mildewing
you can be mildewing
they can be mildewing	I can have mildewed
you can have mildewed
he can have mildewed
we can have mildewed
you can have mildewed
they can have mildewed	I can have been mildewing
you can have been mildewing
he can have been mildewing
we can have been mildewing
you can have been mildewing
they can have been mildewing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't mildew
you can't mildew
he can't mildew
we can't mildew
you can't mildew
they can't mildew 	I can't be mildewing
you can't be mildewing
he can't be mildewing
we can't be mildewing
you can't be mildewing
they can't be mildewing	I can't have mildewed
you can't have mildewed
he can't have mildewed
we can't have mildewed
you can't have mildewed
they can't have mildewed	I can't have been mildewing
you can't have been mildewing
he can't have been mildewing
we can't have been mildewing
you can't have been mildewing
they can't have been mildewing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I mildew?
can you mildew?
can he mildew?
can we mildew?
can you mildew?
can they mildew? 	can I be mildewing?
can you be mildewing?
can he be mildewing?
can we be mildewing?
can you be mildewing?
can they be mildewing? 	can I have mildewed?
can you have mildewed?
can he have mildewed?
can we have mildewed?
can you have mildewed?
can they have mildewed? 	can I have been mildewing?
can you have been mildewing?
can he have been mildewing?
can we have been mildewing?
can you have been mildewing?
can they have been mildewing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I mildew?
can't you mildew?
can't he mildew?
can't we mildew?
can't you mildew?
can't they mildew? 	can't I be mildewing?
can't you be mildewing?
can't he be mildewing?
can't we be mildewing?
can't you be mildewing?
can't they be mildewing? 	can't I have mildewed?
can't you have mildewed?
can't he have mildewed?
can't we have mildewed?
can't you have mildewed?
can't they have mildewed? 	can't I have been mildewing?
can't you have been mildewing?
can't he have been mildewing?
can't we have been mildewing?
can't you have been mildewing?
can't they have been mildewing?