I can catch you can catch he can catch we can catch you can catch they can catch
Forma com V-ing
I can be catching you can be catching he can be catching we can be catching you can be catching they can be catching
Perfeito
I can have caught you can have caught he can have caught we can have caught you can have caught they can have caught
Perfeito com V-ing
I can have been catching you can have been catching he can have been catching we can have been catching you can have been catching they can have been catching
Negação
Forma simple
I can't catch you can't catch he can't catch we can't catch you can't catch they can't catch
Forma com V-ing
I can't be catching you can't be catching he can't be catching we can't be catching you can't be catching they can't be catching
Perfeito
I can't have caught you can't have caught he can't have caught we can't have caught you can't have caught they can't have caught
Perfeito com V-ing
I can't have been catching you can't have been catching he can't have been catching we can't have been catching you can't have been catching they can't have been catching
Forma interrogativa
Forma simple
can I catch? can you catch? can he catch? can we catch? can you catch? can they catch?
Forma com V-ing
can I be catching? can you be catching? can he be catching? can we be catching? can you be catching? can they be catching?
Perfeito
can I have caught? can you have caught? can he have caught? can we have caught? can you have caught? can they have caught?
Perfeito com V-ing
can I have been catching? can you have been catching? can he have been catching? can we have been catching? can you have been catching? can they have been catching?
Forma interro-Negação
Forma simple
can't I catch? can't you catch? can't he catch? can't we catch? can't you catch? can't they catch?
Forma com V-ing
can't I be catching? can't you be catching? can't he be catching? can't we be catching? can't you be catching? can't they be catching?
Perfeito
can't I have caught? can't you have caught? can't he have caught? can't we have caught? can't you have caught? can't they have caught?
Perfeito com V-ing
can't I have been catching? can't you have been catching? can't he have been catching? can't we have been catching? can't you have been catching? can't they have been catching?