English verb conjugation
MUST LANCE

Regular verb: lance - lanced - lanced

Affirmation

Simple form	V-ing form
I must lance you must lance she must lance we must lance you must lance they must lance	I must be lancing you must be lancing she must be lancing we must be lancing you must be lancing they must be lancing
Perfect	V-ing perfect
I must have lanced you must have lanced she must have lanced we must have lanced you must have lanced they must have lanced	I must have been lancing you must have been lancing she must have been lancing we must have been lancing you must have been lancing they must have been lancing

Negation

Simple form	V-ing form
I mustn't lance you mustn't lance she mustn't lance we mustn't lance you mustn't lance they mustn't lance	I mustn't be lancing you mustn't be lancing she mustn't be lancing we mustn't be lancing you mustn't be lancing they mustn't be lancing
Perfect	V-ing perfect
I mustn't have lanced you mustn't have lanced she mustn't have lanced we mustn't have lanced you mustn't have lanced they mustn't have lanced	I mustn't have been lancing you mustn't have been lancing she mustn't have been lancing we mustn't have been lancing you mustn't have been lancing they mustn't have been lancing

Interrogative form

Simple form	V-ing form
must I lance? must you lance? must she lance? must we lance? must you lance? must they lance?	must I be lancing? must you be lancing? must she be lancing? must we be lancing? must you be lancing? must they be lancing?
Perfect	V-ing perfect
must I have lanced? must you have lanced? must she have lanced? must we have lanced? must you have lanced? must they have lanced?	must I have been lancing? must you have been lancing? must she have been lancing? must we have been lancing? must you have been lancing? must they have been lancing?

Interro-negative form

Simple form	V-ing form
mustn't I lance? mustn't you lance? mustn't she lance? mustn't we lance? mustn't you lance? mustn't they lance?	mustn't I be lancing? mustn't you be lancing? mustn't she be lancing? mustn't we be lancing? mustn't you be lancing? mustn't they be lancing?
Perfect	V-ing perfect
mustn't I have lanced? mustn't you have lanced? mustn't she have lanced? mustn't we have lanced? mustn't you have lanced? mustn't they have lanced?	mustn't I have been lancing? mustn't you have been lancing? mustn't she have been lancing? mustn't we have been lancing? mustn't you have been lancing? mustn't they have been lancing?