I could televise you could televise she could televise we could televise you could televise they could televise
V-ing form
I could be televising you could be televising she could be televising we could be televising you could be televising they could be televising
Perfect
I could have televised you could have televised she could have televised we could have televised you could have televised they could have televised
V-ing perfect
I could have been televising you could have been televising she could have been televising we could have been televising you could have been televising they could have been televising
Negation
Simple form
I could not televise you could not televise she could not televise we could not televise you could not televise they could not televise
V-ing form
I could not be televising you could not be televising she could not be televising we could not be televising you could not be televising they could not be televising
Perfect
I could not have televised you could not have televised she could not have televised we could not have televised you could not have televised they could not have televised
V-ing perfect
I could not have been televising you could not have been televising she could not have been televising we could not have been televising you could not have been televising they could not have been televising
Interrogative form
Simple form
could I televise? could you televise? could she televise? could we televise? could you televise? could they televise?
V-ing form
could I be televising? could you be televising? could she be televising? could we be televising? could you be televising? could they be televising?
Perfect
could I have televised? could you have televised? could she have televised? could we have televised? could you have televised? could they have televised?
V-ing perfect
could I have been televising? could you have been televising? could she have been televising? could we have been televising? could you have been televising? could they have been televising?
Interro-negative form
Simple form
could I not televise? could you not televise? could she not televise? could we not televise? could you not televise? could they not televise?
V-ing form
could I not be televising? could you not be televising? could she not be televising? could we not be televising? could you not be televising? could they not be televising?
Perfect
could I not have televised? could you not have televised? could she not have televised? could we not have televised? could you not have televised? could they not have televised?
V-ing perfect
could I not have been televising? could you not have been televising? could she not have been televising? could we not have been televising? could you not have been televising? could they not have been televising?