I could devote you could devote he could devote we could devote you could devote they could devote
V-ing form
I could be devoting you could be devoting he could be devoting we could be devoting you could be devoting they could be devoting
Perfect
I could have devoted you could have devoted he could have devoted we could have devoted you could have devoted they could have devoted
V-ing perfect
I could have been devoting you could have been devoting he could have been devoting we could have been devoting you could have been devoting they could have been devoting
Negation
Simple form
I could not devote you could not devote he could not devote we could not devote you could not devote they could not devote
V-ing form
I could not be devoting you could not be devoting he could not be devoting we could not be devoting you could not be devoting they could not be devoting
Perfect
I could not have devoted you could not have devoted he could not have devoted we could not have devoted you could not have devoted they could not have devoted
V-ing perfect
I could not have been devoting you could not have been devoting he could not have been devoting we could not have been devoting you could not have been devoting they could not have been devoting
Interrogative form
Simple form
could I devote? could you devote? could he devote? could we devote? could you devote? could they devote?
V-ing form
could I be devoting? could you be devoting? could he be devoting? could we be devoting? could you be devoting? could they be devoting?
Perfect
could I have devoted? could you have devoted? could he have devoted? could we have devoted? could you have devoted? could they have devoted?
V-ing perfect
could I have been devoting? could you have been devoting? could he have been devoting? could we have been devoting? could you have been devoting? could they have been devoting?
Interro-negative form
Simple form
could I not devote? could you not devote? could he not devote? could we not devote? could you not devote? could they not devote?
V-ing form
could I not be devoting? could you not be devoting? could he not be devoting? could we not be devoting? could you not be devoting? could they not be devoting?
Perfect
could I not have devoted? could you not have devoted? could he not have devoted? could we not have devoted? could you not have devoted? could they not have devoted?
V-ing perfect
could I not have been devoting? could you not have been devoting? could he not have been devoting? could we not have been devoting? could you not have been devoting? could they not have been devoting?