I can etherealise you can etherealise he can etherealise we can etherealise you can etherealise they can etherealise
V-ing form
I can be etherealising you can be etherealising he can be etherealising we can be etherealising you can be etherealising they can be etherealising
Perfect
I can have etherealised you can have etherealised he can have etherealised we can have etherealised you can have etherealised they can have etherealised
V-ing perfect
I can have been etherealising you can have been etherealising he can have been etherealising we can have been etherealising you can have been etherealising they can have been etherealising
Negation
Simple form
I cannot etherealise you cannot etherealise he cannot etherealise we cannot etherealise you cannot etherealise they cannot etherealise
V-ing form
I cannot be etherealising you cannot be etherealising he cannot be etherealising we cannot be etherealising you cannot be etherealising they cannot be etherealising
Perfect
I cannot have etherealised you cannot have etherealised he cannot have etherealised we cannot have etherealised you cannot have etherealised they cannot have etherealised
V-ing perfect
I cannot have been etherealising you cannot have been etherealising he cannot have been etherealising we cannot have been etherealising you cannot have been etherealising they cannot have been etherealising
Interrogative form
Simple form
can I etherealise? can you etherealise? can he etherealise? can we etherealise? can you etherealise? can they etherealise?
V-ing form
can I be etherealising? can you be etherealising? can he be etherealising? can we be etherealising? can you be etherealising? can they be etherealising?
Perfect
can I have etherealised? can you have etherealised? can he have etherealised? can we have etherealised? can you have etherealised? can they have etherealised?
V-ing perfect
can I have been etherealising? can you have been etherealising? can he have been etherealising? can we have been etherealising? can you have been etherealising? can they have been etherealising?
Interro-negative form
Simple form
can I not etherealise? can you not etherealise? can he not etherealise? can we not etherealise? can you not etherealise? can they not etherealise?
V-ing form
can I not be etherealising? can you not be etherealising? can he not be etherealising? can we not be etherealising? can you not be etherealising? can they not be etherealising?
Perfect
can I not have etherealised? can you not have etherealised? can he not have etherealised? can we not have etherealised? can you not have etherealised? can they not have etherealised?
V-ing perfect
can I not have been etherealising? can you not have been etherealising? can he not have been etherealising? can we not have been etherealising? can you not have been etherealising? can they not have been etherealising?