English verb conjugation
COULD MUSE

Regular verb: muse - mused - mused

Affirmation

Simple form	V-ing form
I could muse you could muse he could muse we could muse you could muse they could muse	I could be musing you could be musing he could be musing we could be musing you could be musing they could be musing
Perfect	V-ing perfect
I could have mused you could have mused he could have mused we could have mused you could have mused they could have mused	I could have been musing you could have been musing he could have been musing we could have been musing you could have been musing they could have been musing

Negation

Simple form	V-ing form
I could not muse you could not muse he could not muse we could not muse you could not muse they could not muse	I could not be musing you could not be musing he could not be musing we could not be musing you could not be musing they could not be musing
Perfect	V-ing perfect
I could not have mused you could not have mused he could not have mused we could not have mused you could not have mused they could not have mused	I could not have been musing you could not have been musing he could not have been musing we could not have been musing you could not have been musing they could not have been musing

Interrogative form

Simple form	V-ing form
could I muse? could you muse? could he muse? could we muse? could you muse? could they muse?	could I be musing? could you be musing? could he be musing? could we be musing? could you be musing? could they be musing?
Perfect	V-ing perfect
could I have mused? could you have mused? could he have mused? could we have mused? could you have mused? could they have mused?	could I have been musing? could you have been musing? could he have been musing? could we have been musing? could you have been musing? could they have been musing?

Interro-negative form

Simple form	V-ing form
could I not muse? could you not muse? could he not muse? could we not muse? could you not muse? could they not muse?	could I not be musing? could you not be musing? could he not be musing? could we not be musing? could you not be musing? could they not be musing?
Perfect	V-ing perfect
could I not have mused? could you not have mused? could he not have mused? could we not have mused? could you not have mused? could they not have mused?	could I not have been musing? could you not have been musing? could he not have been musing? could we not have been musing? could you not have been musing? could they not have been musing?