can ping
Verbo regular: ping - pinged- pinged

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can ping
you can ping
he can ping
we can ping
you can ping
they can ping 	I can be pinging
you can be pinging
he can be pinging
we can be pinging
you can be pinging
they can be pinging	I can have pinged
you can have pinged
he can have pinged
we can have pinged
you can have pinged
they can have pinged	I can have been pinging
you can have been pinging
he can have been pinging
we can have been pinging
you can have been pinging
they can have been pinging	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't ping
you can't ping
he can't ping
we can't ping
you can't ping
they can't ping 	I can't be pinging
you can't be pinging
he can't be pinging
we can't be pinging
you can't be pinging
they can't be pinging	I can't have pinged
you can't have pinged
he can't have pinged
we can't have pinged
you can't have pinged
they can't have pinged	I can't have been pinging
you can't have been pinging
he can't have been pinging
we can't have been pinging
you can't have been pinging
they can't have been pinging	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I ping?
can you ping?
can he ping?
can we ping?
can you ping?
can they ping? 	can I be pinging?
can you be pinging?
can he be pinging?
can we be pinging?
can you be pinging?
can they be pinging? 	can I have pinged?
can you have pinged?
can he have pinged?
can we have pinged?
can you have pinged?
can they have pinged? 	can I have been pinging?
can you have been pinging?
can he have been pinging?
can we have been pinging?
can you have been pinging?
can they have been pinging? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I ping?
can't you ping?
can't he ping?
can't we ping?
can't you ping?
can't they ping? 	can't I be pinging?
can't you be pinging?
can't he be pinging?
can't we be pinging?
can't you be pinging?
can't they be pinging? 	can't I have pinged?
can't you have pinged?
can't he have pinged?
can't we have pinged?
can't you have pinged?
can't they have pinged? 	can't I have been pinging?
can't you have been pinging?
can't he have been pinging?
can't we have been pinging?
can't you have been pinging?
can't they have been pinging?