I could liberalise you could liberalise she could liberalise we could liberalise you could liberalise they could liberalise
V-ing form
I could be liberalising you could be liberalising she could be liberalising we could be liberalising you could be liberalising they could be liberalising
Perfect
I could have liberalised you could have liberalised she could have liberalised we could have liberalised you could have liberalised they could have liberalised
V-ing perfect
I could have been liberalising you could have been liberalising she could have been liberalising we could have been liberalising you could have been liberalising they could have been liberalising
Negation
Simple form
I couldn't liberalise you couldn't liberalise she couldn't liberalise we couldn't liberalise you couldn't liberalise they couldn't liberalise
V-ing form
I couldn't be liberalising you couldn't be liberalising she couldn't be liberalising we couldn't be liberalising you couldn't be liberalising they couldn't be liberalising
Perfect
I couldn't have liberalised you couldn't have liberalised she couldn't have liberalised we couldn't have liberalised you couldn't have liberalised they couldn't have liberalised
V-ing perfect
I couldn't have been liberalising you couldn't have been liberalising she couldn't have been liberalising we couldn't have been liberalising you couldn't have been liberalising they couldn't have been liberalising
Interrogative form
Simple form
could I liberalise? could you liberalise? could she liberalise? could we liberalise? could you liberalise? could they liberalise?
V-ing form
could I be liberalising? could you be liberalising? could she be liberalising? could we be liberalising? could you be liberalising? could they be liberalising?
Perfect
could I have liberalised? could you have liberalised? could she have liberalised? could we have liberalised? could you have liberalised? could they have liberalised?
V-ing perfect
could I have been liberalising? could you have been liberalising? could she have been liberalising? could we have been liberalising? could you have been liberalising? could they have been liberalising?
Interro-negative form
Simple form
couldn't I liberalise? couldn't you liberalise? couldn't she liberalise? couldn't we liberalise? couldn't you liberalise? couldn't they liberalise?
V-ing form
couldn't I be liberalising? couldn't you be liberalising? couldn't she be liberalising? couldn't we be liberalising? couldn't you be liberalising? couldn't they be liberalising?
Perfect
couldn't I have liberalised? couldn't you have liberalised? couldn't she have liberalised? couldn't we have liberalised? couldn't you have liberalised? couldn't they have liberalised?
V-ing perfect
couldn't I have been liberalising? couldn't you have been liberalising? couldn't she have been liberalising? couldn't we have been liberalising? couldn't you have been liberalising? couldn't they have been liberalising?