I could precontract you could precontract he could precontract we could precontract you could precontract they could precontract
V-ing form
I could be precontracting you could be precontracting he could be precontracting we could be precontracting you could be precontracting they could be precontracting
Perfect
I could have precontracted you could have precontracted he could have precontracted we could have precontracted you could have precontracted they could have precontracted
V-ing perfect
I could have been precontracting you could have been precontracting he could have been precontracting we could have been precontracting you could have been precontracting they could have been precontracting
Negation
Simple form
I could not precontract you could not precontract he could not precontract we could not precontract you could not precontract they could not precontract
V-ing form
I could not be precontracting you could not be precontracting he could not be precontracting we could not be precontracting you could not be precontracting they could not be precontracting
Perfect
I could not have precontracted you could not have precontracted he could not have precontracted we could not have precontracted you could not have precontracted they could not have precontracted
V-ing perfect
I could not have been precontracting you could not have been precontracting he could not have been precontracting we could not have been precontracting you could not have been precontracting they could not have been precontracting
Interrogative form
Simple form
could I precontract? could you precontract? could he precontract? could we precontract? could you precontract? could they precontract?
V-ing form
could I be precontracting? could you be precontracting? could he be precontracting? could we be precontracting? could you be precontracting? could they be precontracting?
Perfect
could I have precontracted? could you have precontracted? could he have precontracted? could we have precontracted? could you have precontracted? could they have precontracted?
V-ing perfect
could I have been precontracting? could you have been precontracting? could he have been precontracting? could we have been precontracting? could you have been precontracting? could they have been precontracting?
Interro-negative form
Simple form
could I not precontract? could you not precontract? could he not precontract? could we not precontract? could you not precontract? could they not precontract?
V-ing form
could I not be precontracting? could you not be precontracting? could he not be precontracting? could we not be precontracting? could you not be precontracting? could they not be precontracting?
Perfect
could I not have precontracted? could you not have precontracted? could he not have precontracted? could we not have precontracted? could you not have precontracted? could they not have precontracted?
V-ing perfect
could I not have been precontracting? could you not have been precontracting? could he not have been precontracting? could we not have been precontracting? could you not have been precontracting? could they not have been precontracting?