English verb conjugation
MUST CARBURET

Regular verb: carburet - carbureted - carbureted

Affirmation

Simple form	V-ing form
I must carburet you must carburet she must carburet we must carburet you must carburet they must carburet	I must be carbureting you must be carbureting she must be carbureting we must be carbureting you must be carbureting they must be carbureting
Perfect	V-ing perfect
I must have carbureted you must have carbureted she must have carbureted we must have carbureted you must have carbureted they must have carbureted	I must have been carbureting you must have been carbureting she must have been carbureting we must have been carbureting you must have been carbureting they must have been carbureting

Negation

Simple form	V-ing form
I mustn't carburet you mustn't carburet she mustn't carburet we mustn't carburet you mustn't carburet they mustn't carburet	I mustn't be carbureting you mustn't be carbureting she mustn't be carbureting we mustn't be carbureting you mustn't be carbureting they mustn't be carbureting
Perfect	V-ing perfect
I mustn't have carbureted you mustn't have carbureted she mustn't have carbureted we mustn't have carbureted you mustn't have carbureted they mustn't have carbureted	I mustn't have been carbureting you mustn't have been carbureting she mustn't have been carbureting we mustn't have been carbureting you mustn't have been carbureting they mustn't have been carbureting

Interrogative form

Simple form	V-ing form
must I carburet? must you carburet? must she carburet? must we carburet? must you carburet? must they carburet?	must I be carbureting? must you be carbureting? must she be carbureting? must we be carbureting? must you be carbureting? must they be carbureting?
Perfect	V-ing perfect
must I have carbureted? must you have carbureted? must she have carbureted? must we have carbureted? must you have carbureted? must they have carbureted?	must I have been carbureting? must you have been carbureting? must she have been carbureting? must we have been carbureting? must you have been carbureting? must they have been carbureting?

Interro-negative form

Simple form	V-ing form
mustn't I carburet? mustn't you carburet? mustn't she carburet? mustn't we carburet? mustn't you carburet? mustn't they carburet?	mustn't I be carbureting? mustn't you be carbureting? mustn't she be carbureting? mustn't we be carbureting? mustn't you be carbureting? mustn't they be carbureting?
Perfect	V-ing perfect
mustn't I have carbureted? mustn't you have carbureted? mustn't she have carbureted? mustn't we have carbureted? mustn't you have carbureted? mustn't they have carbureted?	mustn't I have been carbureting? mustn't you have been carbureting? mustn't she have been carbureting? mustn't we have been carbureting? mustn't you have been carbureting? mustn't they have been carbureting?