English verb conjugation
MUST SWOP

Regular verb: swop - swopped - swopped

Affirmation

Simple form	V-ing form
I must swop you must swop she must swop we must swop you must swop they must swop	I must be swopping you must be swopping she must be swopping we must be swopping you must be swopping they must be swopping
Perfect	V-ing perfect
I must have swopped you must have swopped she must have swopped we must have swopped you must have swopped they must have swopped	I must have been swopping you must have been swopping she must have been swopping we must have been swopping you must have been swopping they must have been swopping

Negation

Simple form	V-ing form
I mustn't swop you mustn't swop she mustn't swop we mustn't swop you mustn't swop they mustn't swop	I mustn't be swopping you mustn't be swopping she mustn't be swopping we mustn't be swopping you mustn't be swopping they mustn't be swopping
Perfect	V-ing perfect
I mustn't have swopped you mustn't have swopped she mustn't have swopped we mustn't have swopped you mustn't have swopped they mustn't have swopped	I mustn't have been swopping you mustn't have been swopping she mustn't have been swopping we mustn't have been swopping you mustn't have been swopping they mustn't have been swopping

Interrogative form

Simple form	V-ing form
must I swop? must you swop? must she swop? must we swop? must you swop? must they swop?	must I be swopping? must you be swopping? must she be swopping? must we be swopping? must you be swopping? must they be swopping?
Perfect	V-ing perfect
must I have swopped? must you have swopped? must she have swopped? must we have swopped? must you have swopped? must they have swopped?	must I have been swopping? must you have been swopping? must she have been swopping? must we have been swopping? must you have been swopping? must they have been swopping?

Interro-negative form

Simple form	V-ing form
mustn't I swop? mustn't you swop? mustn't she swop? mustn't we swop? mustn't you swop? mustn't they swop?	mustn't I be swopping? mustn't you be swopping? mustn't she be swopping? mustn't we be swopping? mustn't you be swopping? mustn't they be swopping?
Perfect	V-ing perfect
mustn't I have swopped? mustn't you have swopped? mustn't she have swopped? mustn't we have swopped? mustn't you have swopped? mustn't they have swopped?	mustn't I have been swopping? mustn't you have been swopping? mustn't she have been swopping? mustn't we have been swopping? mustn't you have been swopping? mustn't they have been swopping?