English verb conjugation
MUST CIRCUMFUSE

Regular verb: circumfuse - circumfused - circumfused

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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