can pet
Verbo regular: pet - petted- petted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can pet
you can pet
he can pet
we can pet
you can pet
they can pet 	I can be petting
you can be petting
he can be petting
we can be petting
you can be petting
they can be petting	I can have petted
you can have petted
he can have petted
we can have petted
you can have petted
they can have petted	I can have been petting
you can have been petting
he can have been petting
we can have been petting
you can have been petting
they can have been petting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot pet
you cannot pet
he cannot pet
we cannot pet
you cannot pet
they cannot pet 	I cannot be petting
you cannot be petting
he cannot be petting
we cannot be petting
you cannot be petting
they cannot be petting	I cannot have petted
you cannot have petted
he cannot have petted
we cannot have petted
you cannot have petted
they cannot have petted	I cannot have been petting
you cannot have been petting
he cannot have been petting
we cannot have been petting
you cannot have been petting
they cannot have been petting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I pet?
can you pet?
can he pet?
can we pet?
can you pet?
can they pet? 	can I be petting?
can you be petting?
can he be petting?
can we be petting?
can you be petting?
can they be petting? 	can I have petted?
can you have petted?
can he have petted?
can we have petted?
can you have petted?
can they have petted? 	can I have been petting?
can you have been petting?
can he have been petting?
can we have been petting?
can you have been petting?
can they have been petting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not pet?
can you not pet?
can he not pet?
can we not pet?
can you not pet?
can they not pet? 	can I not be petting?
can you not be petting?
can he not be petting?
can we not be petting?
can you not be petting?
can they not be petting? 	can I not have petted?
can you not have petted?
can he not have petted?
can we not have petted?
can you not have petted?
can they not have petted? 	can I not have been petting?
can you not have been petting?
can he not have been petting?
can we not have been petting?
can you not have been petting?
can they not have been petting?