I could overtake you could overtake she could overtake we could overtake you could overtake they could overtake
V-ing form
I could be overtaking you could be overtaking she could be overtaking we could be overtaking you could be overtaking they could be overtaking
Perfect
I could have overtaken you could have overtaken she could have overtaken we could have overtaken you could have overtaken they could have overtaken
V-ing perfect
I could have been overtaking you could have been overtaking she could have been overtaking we could have been overtaking you could have been overtaking they could have been overtaking
Negation
Simple form
I could not overtake you could not overtake she could not overtake we could not overtake you could not overtake they could not overtake
V-ing form
I could not be overtaking you could not be overtaking she could not be overtaking we could not be overtaking you could not be overtaking they could not be overtaking
Perfect
I could not have overtaken you could not have overtaken she could not have overtaken we could not have overtaken you could not have overtaken they could not have overtaken
V-ing perfect
I could not have been overtaking you could not have been overtaking she could not have been overtaking we could not have been overtaking you could not have been overtaking they could not have been overtaking
Interrogative form
Simple form
could I overtake? could you overtake? could she overtake? could we overtake? could you overtake? could they overtake?
V-ing form
could I be overtaking? could you be overtaking? could she be overtaking? could we be overtaking? could you be overtaking? could they be overtaking?
Perfect
could I have overtaken? could you have overtaken? could she have overtaken? could we have overtaken? could you have overtaken? could they have overtaken?
V-ing perfect
could I have been overtaking? could you have been overtaking? could she have been overtaking? could we have been overtaking? could you have been overtaking? could they have been overtaking?
Interro-negative form
Simple form
could I not overtake? could you not overtake? could she not overtake? could we not overtake? could you not overtake? could they not overtake?
V-ing form
could I not be overtaking? could you not be overtaking? could she not be overtaking? could we not be overtaking? could you not be overtaking? could they not be overtaking?
Perfect
could I not have overtaken? could you not have overtaken? could she not have overtaken? could we not have overtaken? could you not have overtaken? could they not have overtaken?
V-ing perfect
could I not have been overtaking? could you not have been overtaking? could she not have been overtaking? could we not have been overtaking? could you not have been overtaking? could they not have been overtaking?