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 couldn't embrown you couldn't embrown he couldn't embrown we couldn't embrown you couldn't embrown they couldn't embrown
V-ing form
I couldn't be embrowning you couldn't be embrowning he couldn't be embrowning we couldn't be embrowning you couldn't be embrowning they couldn't be embrowning
Perfect
I couldn't have embrowned you couldn't have embrowned he couldn't have embrowned we couldn't have embrowned you couldn't have embrowned they couldn't have embrowned
V-ing perfect
I couldn't have been embrowning you couldn't have been embrowning he couldn't have been embrowning we couldn't have been embrowning you couldn't have been embrowning they couldn't 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
couldn't I embrown? couldn't you embrown? couldn't he embrown? couldn't we embrown? couldn't you embrown? couldn't they embrown?
V-ing form
couldn't I be embrowning? couldn't you be embrowning? couldn't he be embrowning? couldn't we be embrowning? couldn't you be embrowning? couldn't they be embrowning?
Perfect
couldn't I have embrowned? couldn't you have embrowned? couldn't he have embrowned? couldn't we have embrowned? couldn't you have embrowned? couldn't they have embrowned?
V-ing perfect
couldn't I have been embrowning? couldn't you have been embrowning? couldn't he have been embrowning? couldn't we have been embrowning? couldn't you have been embrowning? couldn't they have been embrowning?