I can vandalise you can vandalise he can vandalise we can vandalise you can vandalise they can vandalise
V-ing form
I can be vandalising you can be vandalising he can be vandalising we can be vandalising you can be vandalising they can be vandalising
Perfect
I can have vandalised you can have vandalised he can have vandalised we can have vandalised you can have vandalised they can have vandalised
V-ing perfect
I can have been vandalising you can have been vandalising he can have been vandalising we can have been vandalising you can have been vandalising they can have been vandalising
Negation
Simple form
I cannot vandalise you cannot vandalise he cannot vandalise we cannot vandalise you cannot vandalise they cannot vandalise
V-ing form
I cannot be vandalising you cannot be vandalising he cannot be vandalising we cannot be vandalising you cannot be vandalising they cannot be vandalising
Perfect
I cannot have vandalised you cannot have vandalised he cannot have vandalised we cannot have vandalised you cannot have vandalised they cannot have vandalised
V-ing perfect
I cannot have been vandalising you cannot have been vandalising he cannot have been vandalising we cannot have been vandalising you cannot have been vandalising they cannot have been vandalising
Interrogative form
Simple form
can I vandalise? can you vandalise? can he vandalise? can we vandalise? can you vandalise? can they vandalise?
V-ing form
can I be vandalising? can you be vandalising? can he be vandalising? can we be vandalising? can you be vandalising? can they be vandalising?
Perfect
can I have vandalised? can you have vandalised? can he have vandalised? can we have vandalised? can you have vandalised? can they have vandalised?
V-ing perfect
can I have been vandalising? can you have been vandalising? can he have been vandalising? can we have been vandalising? can you have been vandalising? can they have been vandalising?
Interro-negative form
Simple form
can I not vandalise? can you not vandalise? can he not vandalise? can we not vandalise? can you not vandalise? can they not vandalise?
V-ing form
can I not be vandalising? can you not be vandalising? can he not be vandalising? can we not be vandalising? can you not be vandalising? can they not be vandalising?
Perfect
can I not have vandalised? can you not have vandalised? can he not have vandalised? can we not have vandalised? can you not have vandalised? can they not have vandalised?
V-ing perfect
can I not have been vandalising? can you not have been vandalising? can he not have been vandalising? can we not have been vandalising? can you not have been vandalising? can they not have been vandalising?