Atención, este verbo puede no existir, se da como ejemplo la conjugación.
Afirmación
Forma simple
I can sniffer you can sniffer he can sniffer we can sniffer you can sniffer they can sniffer
Forma con V-ing
I can be sniffering you can be sniffering he can be sniffering we can be sniffering you can be sniffering they can be sniffering
Perfecto
I can have sniffered you can have sniffered he can have sniffered we can have sniffered you can have sniffered they can have sniffered
Perfecto con V-ing
I can have been sniffering you can have been sniffering he can have been sniffering we can have been sniffering you can have been sniffering they can have been sniffering
Negación
Forma simple
I can't sniffer you can't sniffer he can't sniffer we can't sniffer you can't sniffer they can't sniffer
Forma con V-ing
I can't be sniffering you can't be sniffering he can't be sniffering we can't be sniffering you can't be sniffering they can't be sniffering
Perfecto
I can't have sniffered you can't have sniffered he can't have sniffered we can't have sniffered you can't have sniffered they can't have sniffered
Perfecto con V-ing
I can't have been sniffering you can't have been sniffering he can't have been sniffering we can't have been sniffering you can't have been sniffering they can't have been sniffering
Forma interrogativa
Forma simple
can I sniffer? can you sniffer? can he sniffer? can we sniffer? can you sniffer? can they sniffer?
Forma con V-ing
can I be sniffering? can you be sniffering? can he be sniffering? can we be sniffering? can you be sniffering? can they be sniffering?
Perfecto
can I have sniffered? can you have sniffered? can he have sniffered? can we have sniffered? can you have sniffered? can they have sniffered?
Perfecto con V-ing
can I have been sniffering? can you have been sniffering? can he have been sniffering? can we have been sniffering? can you have been sniffering? can they have been sniffering?
Forma interro-negativa
Forma simple
can't I sniffer? can't you sniffer? can't he sniffer? can't we sniffer? can't you sniffer? can't they sniffer?
Forma con V-ing
can't I be sniffering? can't you be sniffering? can't he be sniffering? can't we be sniffering? can't you be sniffering? can't they be sniffering?
Perfecto
can't I have sniffered? can't you have sniffered? can't he have sniffered? can't we have sniffered? can't you have sniffered? can't they have sniffered?
Perfecto con V-ing
can't I have been sniffering? can't you have been sniffering? can't he have been sniffering? can't we have been sniffering? can't you have been sniffering? can't they have been sniffering?