I can dismantle you can dismantle he can dismantle we can dismantle you can dismantle they can dismantle
V-ing form
I can be dismantling you can be dismantling he can be dismantling we can be dismantling you can be dismantling they can be dismantling
Perfect
I can have dismantled you can have dismantled he can have dismantled we can have dismantled you can have dismantled they can have dismantled
V-ing perfect
I can have been dismantling you can have been dismantling he can have been dismantling we can have been dismantling you can have been dismantling they can have been dismantling
Negation
Simple form
I cannot dismantle you cannot dismantle he cannot dismantle we cannot dismantle you cannot dismantle they cannot dismantle
V-ing form
I cannot be dismantling you cannot be dismantling he cannot be dismantling we cannot be dismantling you cannot be dismantling they cannot be dismantling
Perfect
I cannot have dismantled you cannot have dismantled he cannot have dismantled we cannot have dismantled you cannot have dismantled they cannot have dismantled
V-ing perfect
I cannot have been dismantling you cannot have been dismantling he cannot have been dismantling we cannot have been dismantling you cannot have been dismantling they cannot have been dismantling
Interrogative form
Simple form
can I dismantle? can you dismantle? can he dismantle? can we dismantle? can you dismantle? can they dismantle?
V-ing form
can I be dismantling? can you be dismantling? can he be dismantling? can we be dismantling? can you be dismantling? can they be dismantling?
Perfect
can I have dismantled? can you have dismantled? can he have dismantled? can we have dismantled? can you have dismantled? can they have dismantled?
V-ing perfect
can I have been dismantling? can you have been dismantling? can he have been dismantling? can we have been dismantling? can you have been dismantling? can they have been dismantling?
Interro-negative form
Simple form
can I not dismantle? can you not dismantle? can he not dismantle? can we not dismantle? can you not dismantle? can they not dismantle?
V-ing form
can I not be dismantling? can you not be dismantling? can he not be dismantling? can we not be dismantling? can you not be dismantling? can they not be dismantling?
Perfect
can I not have dismantled? can you not have dismantled? can he not have dismantled? can we not have dismantled? can you not have dismantled? can they not have dismantled?
V-ing perfect
can I not have been dismantling? can you not have been dismantling? can he not have been dismantling? can we not have been dismantling? can you not have been dismantling? can they not have been dismantling?