English verb conjugation
COULD CIRCUMFUSE

Regular verb: circumfuse - circumfused - circumfused

Affirmation

Simple form	V-ing form
I could circumfuse you could circumfuse he could circumfuse we could circumfuse you could circumfuse they could circumfuse	I could be circumfusing you could be circumfusing he could be circumfusing we could be circumfusing you could be circumfusing they could be circumfusing
Perfect	V-ing perfect
I could have circumfused you could have circumfused he could have circumfused we could have circumfused you could have circumfused they could have circumfused	I could have been circumfusing you could have been circumfusing he could have been circumfusing we could have been circumfusing you could have been circumfusing they could have been circumfusing

Negation

Simple form	V-ing form
I could not circumfuse you could not circumfuse he could not circumfuse we could not circumfuse you could not circumfuse they could not circumfuse	I could not be circumfusing you could not be circumfusing he could not be circumfusing we could not be circumfusing you could not be circumfusing they could not be circumfusing
Perfect	V-ing perfect
I could not have circumfused you could not have circumfused he could not have circumfused we could not have circumfused you could not have circumfused they could not have circumfused	I could not have been circumfusing you could not have been circumfusing he could not have been circumfusing we could not have been circumfusing you could not have been circumfusing they could not have been circumfusing

Interrogative form

Simple form	V-ing form
could I circumfuse? could you circumfuse? could he circumfuse? could we circumfuse? could you circumfuse? could they circumfuse?	could I be circumfusing? could you be circumfusing? could he be circumfusing? could we be circumfusing? could you be circumfusing? could they be circumfusing?
Perfect	V-ing perfect
could I have circumfused? could you have circumfused? could he have circumfused? could we have circumfused? could you have circumfused? could they have circumfused?	could I have been circumfusing? could you have been circumfusing? could he have been circumfusing? could we have been circumfusing? could you have been circumfusing? could they have been circumfusing?

Interro-negative form

Simple form	V-ing form
could I not circumfuse? could you not circumfuse? could he not circumfuse? could we not circumfuse? could you not circumfuse? could they not circumfuse?	could I not be circumfusing? could you not be circumfusing? could he not be circumfusing? could we not be circumfusing? could you not be circumfusing? could they not be circumfusing?
Perfect	V-ing perfect
could I not have circumfused? could you not have circumfused? could he not have circumfused? could we not have circumfused? could you not have circumfused? could they not have circumfused?	could I not have been circumfusing? could you not have been circumfusing? could he not have been circumfusing? could we not have been circumfusing? could you not have been circumfusing? could they not have been circumfusing?