Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.
Affirmation
Forme simple
I could buy buy you could buy buy she could buy buy we could buy buy you could buy buy they could buy buy
Forme en V-ing
I could be buy buying you could be buy buying she could be buy buying we could be buy buying you could be buy buying they could be buy buying
Perfect
I could have buy buyed you could have buy buyed she could have buy buyed we could have buy buyed you could have buy buyed they could have buy buyed
Perfect en V-ing
I could have been buy buying you could have been buy buying she could have been buy buying we could have been buy buying you could have been buy buying they could have been buy buying
Négation
Forme simple
I couldn't buy buy you couldn't buy buy she couldn't buy buy we couldn't buy buy you couldn't buy buy they couldn't buy buy
Forme en V-ing
I couldn't be buy buying you couldn't be buy buying she couldn't be buy buying we couldn't be buy buying you couldn't be buy buying they couldn't be buy buying
Perfect
I couldn't have buy buyed you couldn't have buy buyed she couldn't have buy buyed we couldn't have buy buyed you couldn't have buy buyed they couldn't have buy buyed
Perfect en V-ing
I couldn't have been buy buying you couldn't have been buy buying she couldn't have been buy buying we couldn't have been buy buying you couldn't have been buy buying they couldn't have been buy buying
Forme interrogative
Forme simple
could I buy buy? could you buy buy? could she buy buy? could we buy buy? could you buy buy? could they buy buy?
Forme en V-ing
could I be buy buying? could you be buy buying? could she be buy buying? could we be buy buying? could you be buy buying? could they be buy buying?
Perfect
could I have buy buyed? could you have buy buyed? could she have buy buyed? could we have buy buyed? could you have buy buyed? could they have buy buyed?
Perfect en V-ing
could I have been buy buying? could you have been buy buying? could she have been buy buying? could we have been buy buying? could you have been buy buying? could they have been buy buying?
Forme interro-négative
Forme simple
couldn't I buy buy? couldn't you buy buy? couldn't she buy buy? couldn't we buy buy? couldn't you buy buy? couldn't they buy buy?
Forme en V-ing
couldn't I be buy buying? couldn't you be buy buying? couldn't she be buy buying? couldn't we be buy buying? couldn't you be buy buying? couldn't they be buy buying?
Perfect
couldn't I have buy buyed? couldn't you have buy buyed? couldn't she have buy buyed? couldn't we have buy buyed? couldn't you have buy buyed? couldn't they have buy buyed?
Perfect en V-ing
couldn't I have been buy buying? couldn't you have been buy buying? couldn't she have been buy buying? couldn't we have been buy buying? couldn't you have been buy buying? couldn't they have been buy buying?