Atención, este verbo puede no existir, se da como ejemplo la conjugación.
Indicativo
Presente
don't I sniffer? don't you sniffer? doesn't he sniffer? don't we sniffer? don't you sniffer? don't they sniffer?
Presente continuo
am I not sniffering? aren't you sniffering? isn't he sniffering? aren't we sniffering? aren't you sniffering? aren't they sniffering?
Pretérito
didn't I sniffer? didn't you sniffer? didn't he sniffer? didn't we sniffer? didn't you sniffer? didn't they sniffer?
Pretérito continuo
wasn't I sniffering? weren't you sniffering? wasn't he sniffering? weren't we sniffering? weren't you sniffering? weren't they sniffering?
Presente perfecto
haven't I sniffered? haven't you sniffered? hasn't he sniffered? haven't we sniffered? haven't you sniffered? haven't they sniffered?
Presente perfecto continuo
haven't I been sniffering? haven't you been sniffering? hasn't he been sniffering? haven't we been sniffering? haven't you been sniffering? haven't they been sniffering?
Pluscuamperfecto
hadn't I sniffered? hadn't you sniffered? hadn't he sniffered? hadn't we sniffered? hadn't you sniffered? hadn't they sniffered?
Pluscuamperfecto continuo
hadn't I been sniffering? hadn't you been sniffering? hadn't he been sniffering? hadn't we been sniffering? hadn't you been sniffering? hadn't they been sniffering?
Futuro simple
won't I sniffer? won't you sniffer? won't he sniffer? won't we sniffer? won't you sniffer? won't they sniffer?
Futuro continuo
won't I be sniffering? won't you be sniffering? won't he be sniffering? won't we be sniffering? won't you be sniffering? won't they be sniffering?
Futuro perfecto
won't I have sniffered? won't you have sniffered? won't he have sniffered? won't we have sniffered? won't you have sniffered? won't they have sniffered?
Futuro perfecto contínuo
won't I have been sniffering? won't you have been sniffering? won't he have been sniffering? won't we have been sniffering? won't you have been sniffering? won't they have been sniffering?
Condicional
Presente
wouldn't I sniffer? wouldn't you sniffer? wouldn't he sniffer? wouldn't we sniffer? wouldn't you sniffer? wouldn't they sniffer?
Presente continuo
wouldn't I be sniffering? wouldn't you be sniffering? wouldn't he be sniffering? wouldn't we be sniffering? wouldn't you be sniffering? wouldn't they be sniffering?
Passado
wouldn't I have sniffered? wouldn't you have sniffered? wouldn't he have sniffered? wouldn't we have sniffered? wouldn't you have sniffered? wouldn't they have sniffered?
Passado continuo
wouldn't I have been sniffering? wouldn't you have been sniffering? wouldn't he have been sniffering? wouldn't we have been sniffering? wouldn't you have been sniffering? wouldn't they have been sniffering?