I can tinker you can tinker she can tinker we can tinker you can tinker they can tinker
Forma com V-ing
I can be tinkering you can be tinkering she can be tinkering we can be tinkering you can be tinkering they can be tinkering
Perfeito
I can have tinkered you can have tinkered she can have tinkered we can have tinkered you can have tinkered they can have tinkered
Perfeito com V-ing
I can have been tinkering you can have been tinkering she can have been tinkering we can have been tinkering you can have been tinkering they can have been tinkering
Negação
Forma simple
I can't tinker you can't tinker she can't tinker we can't tinker you can't tinker they can't tinker
Forma com V-ing
I can't be tinkering you can't be tinkering she can't be tinkering we can't be tinkering you can't be tinkering they can't be tinkering
Perfeito
I can't have tinkered you can't have tinkered she can't have tinkered we can't have tinkered you can't have tinkered they can't have tinkered
Perfeito com V-ing
I can't have been tinkering you can't have been tinkering she can't have been tinkering we can't have been tinkering you can't have been tinkering they can't have been tinkering
Forma interrogativa
Forma simple
can I tinker? can you tinker? can she tinker? can we tinker? can you tinker? can they tinker?
Forma com V-ing
can I be tinkering? can you be tinkering? can she be tinkering? can we be tinkering? can you be tinkering? can they be tinkering?
Perfeito
can I have tinkered? can you have tinkered? can she have tinkered? can we have tinkered? can you have tinkered? can they have tinkered?
Perfeito com V-ing
can I have been tinkering? can you have been tinkering? can she have been tinkering? can we have been tinkering? can you have been tinkering? can they have been tinkering?
Forma interro-Negação
Forma simple
can't I tinker? can't you tinker? can't she tinker? can't we tinker? can't you tinker? can't they tinker?
Forma com V-ing
can't I be tinkering? can't you be tinkering? can't she be tinkering? can't we be tinkering? can't you be tinkering? can't they be tinkering?
Perfeito
can't I have tinkered? can't you have tinkered? can't she have tinkered? can't we have tinkered? can't you have tinkered? can't they have tinkered?
Perfeito com V-ing
can't I have been tinkering? can't you have been tinkering? can't she have been tinkering? can't we have been tinkering? can't you have been tinkering? can't they have been tinkering?