can scum
Verbo regular: scum - scummed- scummed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can scum
you can scum
he can scum
we can scum
you can scum
they can scum 	I can be scumming
you can be scumming
he can be scumming
we can be scumming
you can be scumming
they can be scumming	I can have scummed
you can have scummed
he can have scummed
we can have scummed
you can have scummed
they can have scummed	I can have been scumming
you can have been scumming
he can have been scumming
we can have been scumming
you can have been scumming
they can have been scumming	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot scum
you cannot scum
he cannot scum
we cannot scum
you cannot scum
they cannot scum 	I cannot be scumming
you cannot be scumming
he cannot be scumming
we cannot be scumming
you cannot be scumming
they cannot be scumming	I cannot have scummed
you cannot have scummed
he cannot have scummed
we cannot have scummed
you cannot have scummed
they cannot have scummed	I cannot have been scumming
you cannot have been scumming
he cannot have been scumming
we cannot have been scumming
you cannot have been scumming
they cannot have been scumming	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I scum?
can you scum?
can he scum?
can we scum?
can you scum?
can they scum? 	can I be scumming?
can you be scumming?
can he be scumming?
can we be scumming?
can you be scumming?
can they be scumming? 	can I have scummed?
can you have scummed?
can he have scummed?
can we have scummed?
can you have scummed?
can they have scummed? 	can I have been scumming?
can you have been scumming?
can he have been scumming?
can we have been scumming?
can you have been scumming?
can they have been scumming? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not scum?
can you not scum?
can he not scum?
can we not scum?
can you not scum?
can they not scum? 	can I not be scumming?
can you not be scumming?
can he not be scumming?
can we not be scumming?
can you not be scumming?
can they not be scumming? 	can I not have scummed?
can you not have scummed?
can he not have scummed?
can we not have scummed?
can you not have scummed?
can they not have scummed? 	can I not have been scumming?
can you not have been scumming?
can he not have been scumming?
can we not have been scumming?
can you not have been scumming?
can they not have been scumming?