English verb conjugation
MUST OUTSWIM

Irregular verb: outswim - outswam - outswum

Affirmation

Simple form	V-ing form
I must outswim you must outswim she must outswim we must outswim you must outswim they must outswim	I must be outswiming you must be outswiming she must be outswiming we must be outswiming you must be outswiming they must be outswiming
Perfect	V-ing perfect
I must have outswum you must have outswum she must have outswum we must have outswum you must have outswum they must have outswum	I must have been outswiming you must have been outswiming she must have been outswiming we must have been outswiming you must have been outswiming they must have been outswiming

Negation

Simple form	V-ing form
I mustn't outswim you mustn't outswim she mustn't outswim we mustn't outswim you mustn't outswim they mustn't outswim	I mustn't be outswiming you mustn't be outswiming she mustn't be outswiming we mustn't be outswiming you mustn't be outswiming they mustn't be outswiming
Perfect	V-ing perfect
I mustn't have outswum you mustn't have outswum she mustn't have outswum we mustn't have outswum you mustn't have outswum they mustn't have outswum	I mustn't have been outswiming you mustn't have been outswiming she mustn't have been outswiming we mustn't have been outswiming you mustn't have been outswiming they mustn't have been outswiming

Interrogative form

Simple form	V-ing form
must I outswim? must you outswim? must she outswim? must we outswim? must you outswim? must they outswim?	must I be outswiming? must you be outswiming? must she be outswiming? must we be outswiming? must you be outswiming? must they be outswiming?
Perfect	V-ing perfect
must I have outswum? must you have outswum? must she have outswum? must we have outswum? must you have outswum? must they have outswum?	must I have been outswiming? must you have been outswiming? must she have been outswiming? must we have been outswiming? must you have been outswiming? must they have been outswiming?

Interro-negative form

Simple form	V-ing form
mustn't I outswim? mustn't you outswim? mustn't she outswim? mustn't we outswim? mustn't you outswim? mustn't they outswim?	mustn't I be outswiming? mustn't you be outswiming? mustn't she be outswiming? mustn't we be outswiming? mustn't you be outswiming? mustn't they be outswiming?
Perfect	V-ing perfect
mustn't I have outswum? mustn't you have outswum? mustn't she have outswum? mustn't we have outswum? mustn't you have outswum? mustn't they have outswum?	mustn't I have been outswiming? mustn't you have been outswiming? mustn't she have been outswiming? mustn't we have been outswiming? mustn't you have been outswiming? mustn't they have been outswiming?