I could predesignate you could predesignate he could predesignate we could predesignate you could predesignate they could predesignate
V-ing form
I could be predesignating you could be predesignating he could be predesignating we could be predesignating you could be predesignating they could be predesignating
Perfect
I could have predesignated you could have predesignated he could have predesignated we could have predesignated you could have predesignated they could have predesignated
V-ing perfect
I could have been predesignating you could have been predesignating he could have been predesignating we could have been predesignating you could have been predesignating they could have been predesignating
Negation
Simple form
I couldn't predesignate you couldn't predesignate he couldn't predesignate we couldn't predesignate you couldn't predesignate they couldn't predesignate
V-ing form
I couldn't be predesignating you couldn't be predesignating he couldn't be predesignating we couldn't be predesignating you couldn't be predesignating they couldn't be predesignating
Perfect
I couldn't have predesignated you couldn't have predesignated he couldn't have predesignated we couldn't have predesignated you couldn't have predesignated they couldn't have predesignated
V-ing perfect
I couldn't have been predesignating you couldn't have been predesignating he couldn't have been predesignating we couldn't have been predesignating you couldn't have been predesignating they couldn't have been predesignating
Interrogative form
Simple form
could I predesignate? could you predesignate? could he predesignate? could we predesignate? could you predesignate? could they predesignate?
V-ing form
could I be predesignating? could you be predesignating? could he be predesignating? could we be predesignating? could you be predesignating? could they be predesignating?
Perfect
could I have predesignated? could you have predesignated? could he have predesignated? could we have predesignated? could you have predesignated? could they have predesignated?
V-ing perfect
could I have been predesignating? could you have been predesignating? could he have been predesignating? could we have been predesignating? could you have been predesignating? could they have been predesignating?
Interro-negative form
Simple form
couldn't I predesignate? couldn't you predesignate? couldn't he predesignate? couldn't we predesignate? couldn't you predesignate? couldn't they predesignate?
V-ing form
couldn't I be predesignating? couldn't you be predesignating? couldn't he be predesignating? couldn't we be predesignating? couldn't you be predesignating? couldn't they be predesignating?
Perfect
couldn't I have predesignated? couldn't you have predesignated? couldn't he have predesignated? couldn't we have predesignated? couldn't you have predesignated? couldn't they have predesignated?
V-ing perfect
couldn't I have been predesignating? couldn't you have been predesignating? couldn't he have been predesignating? couldn't we have been predesignating? couldn't you have been predesignating? couldn't they have been predesignating?