I can fault you can fault he can fault we can fault you can fault they can fault
V-ing form
I can be faulting you can be faulting he can be faulting we can be faulting you can be faulting they can be faulting
Perfect
I can have faulted you can have faulted he can have faulted we can have faulted you can have faulted they can have faulted
V-ing perfect
I can have been faulting you can have been faulting he can have been faulting we can have been faulting you can have been faulting they can have been faulting
Negation
Simple form
I can't fault you can't fault he can't fault we can't fault you can't fault they can't fault
V-ing form
I can't be faulting you can't be faulting he can't be faulting we can't be faulting you can't be faulting they can't be faulting
Perfect
I can't have faulted you can't have faulted he can't have faulted we can't have faulted you can't have faulted they can't have faulted
V-ing perfect
I can't have been faulting you can't have been faulting he can't have been faulting we can't have been faulting you can't have been faulting they can't have been faulting
Interrogative form
Simple form
can I fault? can you fault? can he fault? can we fault? can you fault? can they fault?
V-ing form
can I be faulting? can you be faulting? can he be faulting? can we be faulting? can you be faulting? can they be faulting?
Perfect
can I have faulted? can you have faulted? can he have faulted? can we have faulted? can you have faulted? can they have faulted?
V-ing perfect
can I have been faulting? can you have been faulting? can he have been faulting? can we have been faulting? can you have been faulting? can they have been faulting?
Interro-negative form
Simple form
can't I fault? can't you fault? can't he fault? can't we fault? can't you fault? can't they fault?
V-ing form
can't I be faulting? can't you be faulting? can't he be faulting? can't we be faulting? can't you be faulting? can't they be faulting?
Perfect
can't I have faulted? can't you have faulted? can't he have faulted? can't we have faulted? can't you have faulted? can't they have faulted?
V-ing perfect
can't I have been faulting? can't you have been faulting? can't he have been faulting? can't we have been faulting? can't you have been faulting? can't they have been faulting?