I could outgrow you could outgrow he could outgrow we could outgrow you could outgrow they could outgrow
V-ing form
I could be outgrowing you could be outgrowing he could be outgrowing we could be outgrowing you could be outgrowing they could be outgrowing
Perfect
I could have outgrown you could have outgrown he could have outgrown we could have outgrown you could have outgrown they could have outgrown
V-ing perfect
I could have been outgrowing you could have been outgrowing he could have been outgrowing we could have been outgrowing you could have been outgrowing they could have been outgrowing
Negation
Simple form
I could not outgrow you could not outgrow he could not outgrow we could not outgrow you could not outgrow they could not outgrow
V-ing form
I could not be outgrowing you could not be outgrowing he could not be outgrowing we could not be outgrowing you could not be outgrowing they could not be outgrowing
Perfect
I could not have outgrown you could not have outgrown he could not have outgrown we could not have outgrown you could not have outgrown they could not have outgrown
V-ing perfect
I could not have been outgrowing you could not have been outgrowing he could not have been outgrowing we could not have been outgrowing you could not have been outgrowing they could not have been outgrowing
Interrogative form
Simple form
could I outgrow? could you outgrow? could he outgrow? could we outgrow? could you outgrow? could they outgrow?
V-ing form
could I be outgrowing? could you be outgrowing? could he be outgrowing? could we be outgrowing? could you be outgrowing? could they be outgrowing?
Perfect
could I have outgrown? could you have outgrown? could he have outgrown? could we have outgrown? could you have outgrown? could they have outgrown?
V-ing perfect
could I have been outgrowing? could you have been outgrowing? could he have been outgrowing? could we have been outgrowing? could you have been outgrowing? could they have been outgrowing?
Interro-negative form
Simple form
could I not outgrow? could you not outgrow? could he not outgrow? could we not outgrow? could you not outgrow? could they not outgrow?
V-ing form
could I not be outgrowing? could you not be outgrowing? could he not be outgrowing? could we not be outgrowing? could you not be outgrowing? could they not be outgrowing?
Perfect
could I not have outgrown? could you not have outgrown? could he not have outgrown? could we not have outgrown? could you not have outgrown? could they not have outgrown?
V-ing perfect
could I not have been outgrowing? could you not have been outgrowing? could he not have been outgrowing? could we not have been outgrowing? could you not have been outgrowing? could they not have been outgrowing?