English verb conjugation
MUST EXTOL

Regular verb: extol - extolled - extolled

Affirmation

Simple form	V-ing form
I must extol you must extol she must extol we must extol you must extol they must extol	I must be extolling you must be extolling she must be extolling we must be extolling you must be extolling they must be extolling
Perfect	V-ing perfect
I must have extolled you must have extolled she must have extolled we must have extolled you must have extolled they must have extolled	I must have been extolling you must have been extolling she must have been extolling we must have been extolling you must have been extolling they must have been extolling

Negation

Simple form	V-ing form
I must not extol you must not extol she must not extol we must not extol you must not extol they must not extol	I must not be extolling you must not be extolling she must not be extolling we must not be extolling you must not be extolling they must not be extolling
Perfect	V-ing perfect
I must not have extolled you must not have extolled she must not have extolled we must not have extolled you must not have extolled they must not have extolled	I must not have been extolling you must not have been extolling she must not have been extolling we must not have been extolling you must not have been extolling they must not have been extolling

Interrogative form

Simple form	V-ing form
must I extol? must you extol? must she extol? must we extol? must you extol? must they extol?	must I be extolling? must you be extolling? must she be extolling? must we be extolling? must you be extolling? must they be extolling?
Perfect	V-ing perfect
must I have extolled? must you have extolled? must she have extolled? must we have extolled? must you have extolled? must they have extolled?	must I have been extolling? must you have been extolling? must she have been extolling? must we have been extolling? must you have been extolling? must they have been extolling?

Interro-negative form

Simple form	V-ing form
must I not extol? must you not extol? must she not extol? must we not extol? must you not extol? must they not extol?	must I not be extolling? must you not be extolling? must she not be extolling? must we not be extolling? must you not be extolling? must they not be extolling?
Perfect	V-ing perfect
must I not have extolled? must you not have extolled? must she not have extolled? must we not have extolled? must you not have extolled? must they not have extolled?	must I not have been extolling? must you not have been extolling? must she not have been extolling? must we not have been extolling? must you not have been extolling? must they not have been extolling?