I can offîceii you can offîceii he can offîceii we can offîceii you can offîceii they can offîceii
V-ing form
I can be offîceiiing you can be offîceiiing he can be offîceiiing we can be offîceiiing you can be offîceiiing they can be offîceiiing
Perfect
I can have offîceiied you can have offîceiied he can have offîceiied we can have offîceiied you can have offîceiied they can have offîceiied
V-ing perfect
I can have been offîceiiing you can have been offîceiiing he can have been offîceiiing we can have been offîceiiing you can have been offîceiiing they can have been offîceiiing
Negation
Simple form
I can't offîceii you can't offîceii he can't offîceii we can't offîceii you can't offîceii they can't offîceii
V-ing form
I can't be offîceiiing you can't be offîceiiing he can't be offîceiiing we can't be offîceiiing you can't be offîceiiing they can't be offîceiiing
Perfect
I can't have offîceiied you can't have offîceiied he can't have offîceiied we can't have offîceiied you can't have offîceiied they can't have offîceiied
V-ing perfect
I can't have been offîceiiing you can't have been offîceiiing he can't have been offîceiiing we can't have been offîceiiing you can't have been offîceiiing they can't have been offîceiiing
Interrogative form
Simple form
can I offîceii? can you offîceii? can he offîceii? can we offîceii? can you offîceii? can they offîceii?
V-ing form
can I be offîceiiing? can you be offîceiiing? can he be offîceiiing? can we be offîceiiing? can you be offîceiiing? can they be offîceiiing?
Perfect
can I have offîceiied? can you have offîceiied? can he have offîceiied? can we have offîceiied? can you have offîceiied? can they have offîceiied?
V-ing perfect
can I have been offîceiiing? can you have been offîceiiing? can he have been offîceiiing? can we have been offîceiiing? can you have been offîceiiing? can they have been offîceiiing?
Interro-negative form
Simple form
can't I offîceii? can't you offîceii? can't he offîceii? can't we offîceii? can't you offîceii? can't they offîceii?
V-ing form
can't I be offîceiiing? can't you be offîceiiing? can't he be offîceiiing? can't we be offîceiiing? can't you be offîceiiing? can't they be offîceiiing?
Perfect
can't I have offîceiied? can't you have offîceiied? can't he have offîceiied? can't we have offîceiied? can't you have offîceiied? can't they have offîceiied?
V-ing perfect
can't I have been offîceiiing? can't you have been offîceiiing? can't he have been offîceiiing? can't we have been offîceiiing? can't you have been offîceiiing? can't they have been offîceiiing?