can rat
Verbo regolare: rat - ratted- ratted

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can rat
you can rat
she can rat
we can rat
you can rat
they can rat 	I can be ratting
you can be ratting
she can be ratting
we can be ratting
you can be ratting
they can be ratting	I can have ratted
you can have ratted
she can have ratted
we can have ratted
you can have ratted
they can have ratted	I can have been ratting
you can have been ratting
she can have been ratting
we can have been ratting
you can have been ratting
they can have been ratting	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I cannot rat
you cannot rat
she cannot rat
we cannot rat
you cannot rat
they cannot rat 	I cannot be ratting
you cannot be ratting
she cannot be ratting
we cannot be ratting
you cannot be ratting
they cannot be ratting	I cannot have ratted
you cannot have ratted
she cannot have ratted
we cannot have ratted
you cannot have ratted
they cannot have ratted	I cannot have been ratting
you cannot have been ratting
she cannot have been ratting
we cannot have been ratting
you cannot have been ratting
they cannot have been ratting	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I rat?
can you rat?
can she rat?
can we rat?
can you rat?
can they rat? 	can I be ratting?
can you be ratting?
can she be ratting?
can we be ratting?
can you be ratting?
can they be ratting? 	can I have ratted?
can you have ratted?
can she have ratted?
can we have ratted?
can you have ratted?
can they have ratted? 	can I have been ratting?
can you have been ratting?
can she have been ratting?
can we have been ratting?
can you have been ratting?
can they have been ratting? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I not rat?
can you not rat?
can she not rat?
can we not rat?
can you not rat?
can they not rat? 	can I not be ratting?
can you not be ratting?
can she not be ratting?
can we not be ratting?
can you not be ratting?
can they not be ratting? 	can I not have ratted?
can you not have ratted?
can she not have ratted?
can we not have ratted?
can you not have ratted?
can they not have ratted? 	can I not have been ratting?
can you not have been ratting?
can she not have been ratting?
can we not have been ratting?
can you not have been ratting?
can they not have been ratting?