I can grumble you can grumble he can grumble we can grumble you can grumble they can grumble
Forma con V-ing
I can be grumbling you can be grumbling he can be grumbling we can be grumbling you can be grumbling they can be grumbling
Perfetto
I can have grumbled you can have grumbled he can have grumbled we can have grumbled you can have grumbled they can have grumbled
Perfetto con V-ing
I can have been grumbling you can have been grumbling he can have been grumbling we can have been grumbling you can have been grumbling they can have been grumbling
Negazione
Forma semplice
I can't grumble you can't grumble he can't grumble we can't grumble you can't grumble they can't grumble
Forma con V-ing
I can't be grumbling you can't be grumbling he can't be grumbling we can't be grumbling you can't be grumbling they can't be grumbling
Perfetto
I can't have grumbled you can't have grumbled he can't have grumbled we can't have grumbled you can't have grumbled they can't have grumbled
Perfetto con V-ing
I can't have been grumbling you can't have been grumbling he can't have been grumbling we can't have been grumbling you can't have been grumbling they can't have been grumbling
Forma interrogativa
Forma semplice
can I grumble? can you grumble? can he grumble? can we grumble? can you grumble? can they grumble?
Forma con V-ing
can I be grumbling? can you be grumbling? can he be grumbling? can we be grumbling? can you be grumbling? can they be grumbling?
Perfetto
can I have grumbled? can you have grumbled? can he have grumbled? can we have grumbled? can you have grumbled? can they have grumbled?
Perfetto con V-ing
can I have been grumbling? can you have been grumbling? can he have been grumbling? can we have been grumbling? can you have been grumbling? can they have been grumbling?
Forma interro-negativa
Forma semplice
can't I grumble? can't you grumble? can't he grumble? can't we grumble? can't you grumble? can't they grumble?
Forma con V-ing
can't I be grumbling? can't you be grumbling? can't he be grumbling? can't we be grumbling? can't you be grumbling? can't they be grumbling?
Perfetto
can't I have grumbled? can't you have grumbled? can't he have grumbled? can't we have grumbled? can't you have grumbled? can't they have grumbled?
Perfetto con V-ing
can't I have been grumbling? can't you have been grumbling? can't he have been grumbling? can't we have been grumbling? can't you have been grumbling? can't they have been grumbling?