I can photostat you can photostat he can photostat we can photostat you can photostat they can photostat
V-ing form
I can be photostatting you can be photostatting he can be photostatting we can be photostatting you can be photostatting they can be photostatting
Perfect
I can have photostatted you can have photostatted he can have photostatted we can have photostatted you can have photostatted they can have photostatted
V-ing perfect
I can have been photostatting you can have been photostatting he can have been photostatting we can have been photostatting you can have been photostatting they can have been photostatting
Negation
Simple form
I cannot photostat you cannot photostat he cannot photostat we cannot photostat you cannot photostat they cannot photostat
V-ing form
I cannot be photostatting you cannot be photostatting he cannot be photostatting we cannot be photostatting you cannot be photostatting they cannot be photostatting
Perfect
I cannot have photostatted you cannot have photostatted he cannot have photostatted we cannot have photostatted you cannot have photostatted they cannot have photostatted
V-ing perfect
I cannot have been photostatting you cannot have been photostatting he cannot have been photostatting we cannot have been photostatting you cannot have been photostatting they cannot have been photostatting
Interrogative form
Simple form
can I photostat? can you photostat? can he photostat? can we photostat? can you photostat? can they photostat?
V-ing form
can I be photostatting? can you be photostatting? can he be photostatting? can we be photostatting? can you be photostatting? can they be photostatting?
Perfect
can I have photostatted? can you have photostatted? can he have photostatted? can we have photostatted? can you have photostatted? can they have photostatted?
V-ing perfect
can I have been photostatting? can you have been photostatting? can he have been photostatting? can we have been photostatting? can you have been photostatting? can they have been photostatting?
Interro-negative form
Simple form
can I not photostat? can you not photostat? can he not photostat? can we not photostat? can you not photostat? can they not photostat?
V-ing form
can I not be photostatting? can you not be photostatting? can he not be photostatting? can we not be photostatting? can you not be photostatting? can they not be photostatting?
Perfect
can I not have photostatted? can you not have photostatted? can he not have photostatted? can we not have photostatted? can you not have photostatted? can they not have photostatted?
V-ing perfect
can I not have been photostatting? can you not have been photostatting? can he not have been photostatting? can we not have been photostatting? can you not have been photostatting? can they not have been photostatting?