can chatter
Verbo regular: chatter - chattered- chattered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can chatter
you can chatter
he can chatter
we can chatter
you can chatter
they can chatter 	I can be chattering
you can be chattering
he can be chattering
we can be chattering
you can be chattering
they can be chattering	I can have chattered
you can have chattered
he can have chattered
we can have chattered
you can have chattered
they can have chattered	I can have been chattering
you can have been chattering
he can have been chattering
we can have been chattering
you can have been chattering
they can have been chattering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot chatter
you cannot chatter
he cannot chatter
we cannot chatter
you cannot chatter
they cannot chatter 	I cannot be chattering
you cannot be chattering
he cannot be chattering
we cannot be chattering
you cannot be chattering
they cannot be chattering	I cannot have chattered
you cannot have chattered
he cannot have chattered
we cannot have chattered
you cannot have chattered
they cannot have chattered	I cannot have been chattering
you cannot have been chattering
he cannot have been chattering
we cannot have been chattering
you cannot have been chattering
they cannot have been chattering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I chatter?
can you chatter?
can he chatter?
can we chatter?
can you chatter?
can they chatter? 	can I be chattering?
can you be chattering?
can he be chattering?
can we be chattering?
can you be chattering?
can they be chattering? 	can I have chattered?
can you have chattered?
can he have chattered?
can we have chattered?
can you have chattered?
can they have chattered? 	can I have been chattering?
can you have been chattering?
can he have been chattering?
can we have been chattering?
can you have been chattering?
can they have been chattering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not chatter?
can you not chatter?
can he not chatter?
can we not chatter?
can you not chatter?
can they not chatter? 	can I not be chattering?
can you not be chattering?
can he not be chattering?
can we not be chattering?
can you not be chattering?
can they not be chattering? 	can I not have chattered?
can you not have chattered?
can he not have chattered?
can we not have chattered?
can you not have chattered?
can they not have chattered? 	can I not have been chattering?
can you not have been chattering?
can he not have been chattering?
can we not have been chattering?
can you not have been chattering?
can they not have been chattering?