I could minimise you could minimise he could minimise we could minimise you could minimise they could minimise
V-ing form
I could be minimising you could be minimising he could be minimising we could be minimising you could be minimising they could be minimising
Perfect
I could have minimised you could have minimised he could have minimised we could have minimised you could have minimised they could have minimised
V-ing perfect
I could have been minimising you could have been minimising he could have been minimising we could have been minimising you could have been minimising they could have been minimising
Negation
Simple form
I could not minimise you could not minimise he could not minimise we could not minimise you could not minimise they could not minimise
V-ing form
I could not be minimising you could not be minimising he could not be minimising we could not be minimising you could not be minimising they could not be minimising
Perfect
I could not have minimised you could not have minimised he could not have minimised we could not have minimised you could not have minimised they could not have minimised
V-ing perfect
I could not have been minimising you could not have been minimising he could not have been minimising we could not have been minimising you could not have been minimising they could not have been minimising
Interrogative form
Simple form
could I minimise? could you minimise? could he minimise? could we minimise? could you minimise? could they minimise?
V-ing form
could I be minimising? could you be minimising? could he be minimising? could we be minimising? could you be minimising? could they be minimising?
Perfect
could I have minimised? could you have minimised? could he have minimised? could we have minimised? could you have minimised? could they have minimised?
V-ing perfect
could I have been minimising? could you have been minimising? could he have been minimising? could we have been minimising? could you have been minimising? could they have been minimising?
Interro-negative form
Simple form
could I not minimise? could you not minimise? could he not minimise? could we not minimise? could you not minimise? could they not minimise?
V-ing form
could I not be minimising? could you not be minimising? could he not be minimising? could we not be minimising? could you not be minimising? could they not be minimising?
Perfect
could I not have minimised? could you not have minimised? could he not have minimised? could we not have minimised? could you not have minimised? could they not have minimised?
V-ing perfect
could I not have been minimising? could you not have been minimising? could he not have been minimising? could we not have been minimising? could you not have been minimising? could they not have been minimising?