I could platitudinise you could platitudinise he could platitudinise we could platitudinise you could platitudinise they could platitudinise
V-ing form
I could be platitudinising you could be platitudinising he could be platitudinising we could be platitudinising you could be platitudinising they could be platitudinising
Perfect
I could have platitudinised you could have platitudinised he could have platitudinised we could have platitudinised you could have platitudinised they could have platitudinised
V-ing perfect
I could have been platitudinising you could have been platitudinising he could have been platitudinising we could have been platitudinising you could have been platitudinising they could have been platitudinising
Negation
Simple form
I could not platitudinise you could not platitudinise he could not platitudinise we could not platitudinise you could not platitudinise they could not platitudinise
V-ing form
I could not be platitudinising you could not be platitudinising he could not be platitudinising we could not be platitudinising you could not be platitudinising they could not be platitudinising
Perfect
I could not have platitudinised you could not have platitudinised he could not have platitudinised we could not have platitudinised you could not have platitudinised they could not have platitudinised
V-ing perfect
I could not have been platitudinising you could not have been platitudinising he could not have been platitudinising we could not have been platitudinising you could not have been platitudinising they could not have been platitudinising
Interrogative form
Simple form
could I platitudinise? could you platitudinise? could he platitudinise? could we platitudinise? could you platitudinise? could they platitudinise?
V-ing form
could I be platitudinising? could you be platitudinising? could he be platitudinising? could we be platitudinising? could you be platitudinising? could they be platitudinising?
Perfect
could I have platitudinised? could you have platitudinised? could he have platitudinised? could we have platitudinised? could you have platitudinised? could they have platitudinised?
V-ing perfect
could I have been platitudinising? could you have been platitudinising? could he have been platitudinising? could we have been platitudinising? could you have been platitudinising? could they have been platitudinising?
Interro-negative form
Simple form
could I not platitudinise? could you not platitudinise? could he not platitudinise? could we not platitudinise? could you not platitudinise? could they not platitudinise?
V-ing form
could I not be platitudinising? could you not be platitudinising? could he not be platitudinising? could we not be platitudinising? could you not be platitudinising? could they not be platitudinising?
Perfect
could I not have platitudinised? could you not have platitudinised? could he not have platitudinised? could we not have platitudinised? could you not have platitudinised? could they not have platitudinised?
V-ing perfect
could I not have been platitudinising? could you not have been platitudinising? could he not have been platitudinising? could we not have been platitudinising? could you not have been platitudinising? could they not have been platitudinising?