English verb conjugation
MUST CURVET

Regular verb: curvet - curveted - curveted

Affirmation

Simple form	V-ing form
I must curvet you must curvet she must curvet we must curvet you must curvet they must curvet	I must be curveting you must be curveting she must be curveting we must be curveting you must be curveting they must be curveting
Perfect	V-ing perfect
I must have curveted you must have curveted she must have curveted we must have curveted you must have curveted they must have curveted	I must have been curveting you must have been curveting she must have been curveting we must have been curveting you must have been curveting they must have been curveting

Negation

Simple form	V-ing form
I must not curvet you must not curvet she must not curvet we must not curvet you must not curvet they must not curvet	I must not be curveting you must not be curveting she must not be curveting we must not be curveting you must not be curveting they must not be curveting
Perfect	V-ing perfect
I must not have curveted you must not have curveted she must not have curveted we must not have curveted you must not have curveted they must not have curveted	I must not have been curveting you must not have been curveting she must not have been curveting we must not have been curveting you must not have been curveting they must not have been curveting

Interrogative form

Simple form	V-ing form
must I curvet? must you curvet? must she curvet? must we curvet? must you curvet? must they curvet?	must I be curveting? must you be curveting? must she be curveting? must we be curveting? must you be curveting? must they be curveting?
Perfect	V-ing perfect
must I have curveted? must you have curveted? must she have curveted? must we have curveted? must you have curveted? must they have curveted?	must I have been curveting? must you have been curveting? must she have been curveting? must we have been curveting? must you have been curveting? must they have been curveting?

Interro-negative form

Simple form	V-ing form
must I not curvet? must you not curvet? must she not curvet? must we not curvet? must you not curvet? must they not curvet?	must I not be curveting? must you not be curveting? must she not be curveting? must we not be curveting? must you not be curveting? must they not be curveting?
Perfect	V-ing perfect
must I not have curveted? must you not have curveted? must she not have curveted? must we not have curveted? must you not have curveted? must they not have curveted?	must I not have been curveting? must you not have been curveting? must she not have been curveting? must we not have been curveting? must you not have been curveting? must they not have been curveting?