English verb conjugation
COULD REFOCUS

Regular verb: refocus - refocused - refocused

Affirmation

Simple form	V-ing form
I could refocus you could refocus she could refocus we could refocus you could refocus they could refocus	I could be refocusing you could be refocusing she could be refocusing we could be refocusing you could be refocusing they could be refocusing
Perfect	V-ing perfect
I could have refocused you could have refocused she could have refocused we could have refocused you could have refocused they could have refocused	I could have been refocusing you could have been refocusing she could have been refocusing we could have been refocusing you could have been refocusing they could have been refocusing

Negation

Simple form	V-ing form
I couldn't refocus you couldn't refocus she couldn't refocus we couldn't refocus you couldn't refocus they couldn't refocus	I couldn't be refocusing you couldn't be refocusing she couldn't be refocusing we couldn't be refocusing you couldn't be refocusing they couldn't be refocusing
Perfect	V-ing perfect
I couldn't have refocused you couldn't have refocused she couldn't have refocused we couldn't have refocused you couldn't have refocused they couldn't have refocused	I couldn't have been refocusing you couldn't have been refocusing she couldn't have been refocusing we couldn't have been refocusing you couldn't have been refocusing they couldn't have been refocusing

Interrogative form

Simple form	V-ing form
could I refocus? could you refocus? could she refocus? could we refocus? could you refocus? could they refocus?	could I be refocusing? could you be refocusing? could she be refocusing? could we be refocusing? could you be refocusing? could they be refocusing?
Perfect	V-ing perfect
could I have refocused? could you have refocused? could she have refocused? could we have refocused? could you have refocused? could they have refocused?	could I have been refocusing? could you have been refocusing? could she have been refocusing? could we have been refocusing? could you have been refocusing? could they have been refocusing?

Interro-negative form

Simple form	V-ing form
couldn't I refocus? couldn't you refocus? couldn't she refocus? couldn't we refocus? couldn't you refocus? couldn't they refocus?	couldn't I be refocusing? couldn't you be refocusing? couldn't she be refocusing? couldn't we be refocusing? couldn't you be refocusing? couldn't they be refocusing?
Perfect	V-ing perfect
couldn't I have refocused? couldn't you have refocused? couldn't she have refocused? couldn't we have refocused? couldn't you have refocused? couldn't they have refocused?	couldn't I have been refocusing? couldn't you have been refocusing? couldn't she have been refocusing? couldn't we have been refocusing? couldn't you have been refocusing? couldn't they have been refocusing?