I can breach you can breach she can breach we can breach you can breach they can breach
V-ing form
I can be breaching you can be breaching she can be breaching we can be breaching you can be breaching they can be breaching
Perfect
I can have breached you can have breached she can have breached we can have breached you can have breached they can have breached
V-ing perfect
I can have been breaching you can have been breaching she can have been breaching we can have been breaching you can have been breaching they can have been breaching
Negation
Simple form
I cannot breach you cannot breach she cannot breach we cannot breach you cannot breach they cannot breach
V-ing form
I cannot be breaching you cannot be breaching she cannot be breaching we cannot be breaching you cannot be breaching they cannot be breaching
Perfect
I cannot have breached you cannot have breached she cannot have breached we cannot have breached you cannot have breached they cannot have breached
V-ing perfect
I cannot have been breaching you cannot have been breaching she cannot have been breaching we cannot have been breaching you cannot have been breaching they cannot have been breaching
Interrogative form
Simple form
can I breach? can you breach? can she breach? can we breach? can you breach? can they breach?
V-ing form
can I be breaching? can you be breaching? can she be breaching? can we be breaching? can you be breaching? can they be breaching?
Perfect
can I have breached? can you have breached? can she have breached? can we have breached? can you have breached? can they have breached?
V-ing perfect
can I have been breaching? can you have been breaching? can she have been breaching? can we have been breaching? can you have been breaching? can they have been breaching?
Interro-negative form
Simple form
can I not breach? can you not breach? can she not breach? can we not breach? can you not breach? can they not breach?
V-ing form
can I not be breaching? can you not be breaching? can she not be breaching? can we not be breaching? can you not be breaching? can they not be breaching?
Perfect
can I not have breached? can you not have breached? can she not have breached? can we not have breached? can you not have breached? can they not have breached?
V-ing perfect
can I not have been breaching? can you not have been breaching? can she not have been breaching? can we not have been breaching? can you not have been breaching? can they not have been breaching?