English verb conjugation
MUST RAY

Regular verb: ray - rayed - rayed

Affirmation

Simple form	V-ing form
I must ray you must ray he must ray we must ray you must ray they must ray	I must be raying you must be raying he must be raying we must be raying you must be raying they must be raying
Perfect	V-ing perfect
I must have rayed you must have rayed he must have rayed we must have rayed you must have rayed they must have rayed	I must have been raying you must have been raying he must have been raying we must have been raying you must have been raying they must have been raying

Negation

Simple form	V-ing form
I must not ray you must not ray he must not ray we must not ray you must not ray they must not ray	I must not be raying you must not be raying he must not be raying we must not be raying you must not be raying they must not be raying
Perfect	V-ing perfect
I must not have rayed you must not have rayed he must not have rayed we must not have rayed you must not have rayed they must not have rayed	I must not have been raying you must not have been raying he must not have been raying we must not have been raying you must not have been raying they must not have been raying

Interrogative form

Simple form	V-ing form
must I ray? must you ray? must he ray? must we ray? must you ray? must they ray?	must I be raying? must you be raying? must he be raying? must we be raying? must you be raying? must they be raying?
Perfect	V-ing perfect
must I have rayed? must you have rayed? must he have rayed? must we have rayed? must you have rayed? must they have rayed?	must I have been raying? must you have been raying? must he have been raying? must we have been raying? must you have been raying? must they have been raying?

Interro-negative form

Simple form	V-ing form
must I not ray? must you not ray? must he not ray? must we not ray? must you not ray? must they not ray?	must I not be raying? must you not be raying? must he not be raying? must we not be raying? must you not be raying? must they not be raying?
Perfect	V-ing perfect
must I not have rayed? must you not have rayed? must he not have rayed? must we not have rayed? must you not have rayed? must they not have rayed?	must I not have been raying? must you not have been raying? must he not have been raying? must we not have been raying? must you not have been raying? must they not have been raying?