English verb conjugation
MUST SPEND SPEND

Regular verb: spend spend - spend spended - spend spended

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I must spend spend you must spend spend she must spend spend we must spend spend you must spend spend they must spend spend	I must be spend spending you must be spend spending she must be spend spending we must be spend spending you must be spend spending they must be spend spending
Perfect	V-ing perfect
I must have spend spended you must have spend spended she must have spend spended we must have spend spended you must have spend spended they must have spend spended	I must have been spend spending you must have been spend spending she must have been spend spending we must have been spend spending you must have been spend spending they must have been spend spending

Negation

Simple form	V-ing form
I must not spend spend you must not spend spend she must not spend spend we must not spend spend you must not spend spend they must not spend spend	I must not be spend spending you must not be spend spending she must not be spend spending we must not be spend spending you must not be spend spending they must not be spend spending
Perfect	V-ing perfect
I must not have spend spended you must not have spend spended she must not have spend spended we must not have spend spended you must not have spend spended they must not have spend spended	I must not have been spend spending you must not have been spend spending she must not have been spend spending we must not have been spend spending you must not have been spend spending they must not have been spend spending

Interrogative form

Simple form	V-ing form
must I spend spend? must you spend spend? must she spend spend? must we spend spend? must you spend spend? must they spend spend?	must I be spend spending? must you be spend spending? must she be spend spending? must we be spend spending? must you be spend spending? must they be spend spending?
Perfect	V-ing perfect
must I have spend spended? must you have spend spended? must she have spend spended? must we have spend spended? must you have spend spended? must they have spend spended?	must I have been spend spending? must you have been spend spending? must she have been spend spending? must we have been spend spending? must you have been spend spending? must they have been spend spending?

Interro-negative form

Simple form	V-ing form
must I not spend spend? must you not spend spend? must she not spend spend? must we not spend spend? must you not spend spend? must they not spend spend?	must I not be spend spending? must you not be spend spending? must she not be spend spending? must we not be spend spending? must you not be spend spending? must they not be spend spending?
Perfect	V-ing perfect
must I not have spend spended? must you not have spend spended? must she not have spend spended? must we not have spend spended? must you not have spend spended? must they not have spend spended?	must I not have been spend spending? must you not have been spend spending? must she not have been spend spending? must we not have been spend spending? must you not have been spend spending? must they not have been spend spending?