I could embrown you could embrown he could embrown we could embrown you could embrown they could embrown
V-ing form
I could be embrowning you could be embrowning he could be embrowning we could be embrowning you could be embrowning they could be embrowning
Perfect
I could have embrowned you could have embrowned he could have embrowned we could have embrowned you could have embrowned they could have embrowned
V-ing perfect
I could have been embrowning you could have been embrowning he could have been embrowning we could have been embrowning you could have been embrowning they could have been embrowning
Negation
Simple form
I could not embrown you could not embrown he could not embrown we could not embrown you could not embrown they could not embrown
V-ing form
I could not be embrowning you could not be embrowning he could not be embrowning we could not be embrowning you could not be embrowning they could not be embrowning
Perfect
I could not have embrowned you could not have embrowned he could not have embrowned we could not have embrowned you could not have embrowned they could not have embrowned
V-ing perfect
I could not have been embrowning you could not have been embrowning he could not have been embrowning we could not have been embrowning you could not have been embrowning they could not have been embrowning
Interrogative form
Simple form
could I embrown? could you embrown? could he embrown? could we embrown? could you embrown? could they embrown?
V-ing form
could I be embrowning? could you be embrowning? could he be embrowning? could we be embrowning? could you be embrowning? could they be embrowning?
Perfect
could I have embrowned? could you have embrowned? could he have embrowned? could we have embrowned? could you have embrowned? could they have embrowned?
V-ing perfect
could I have been embrowning? could you have been embrowning? could he have been embrowning? could we have been embrowning? could you have been embrowning? could they have been embrowning?
Interro-negative form
Simple form
could I not embrown? could you not embrown? could he not embrown? could we not embrown? could you not embrown? could they not embrown?
V-ing form
could I not be embrowning? could you not be embrowning? could he not be embrowning? could we not be embrowning? could you not be embrowning? could they not be embrowning?
Perfect
could I not have embrowned? could you not have embrowned? could he not have embrowned? could we not have embrowned? could you not have embrowned? could they not have embrowned?
V-ing perfect
could I not have been embrowning? could you not have been embrowning? could he not have been embrowning? could we not have been embrowning? could you not have been embrowning? could they not have been embrowning?