English verb conjugation
MUST STRIP

Regular verb: strip - stripped - stripped

Affirmation

Simple form	V-ing form
I must strip you must strip he must strip we must strip you must strip they must strip	I must be stripping you must be stripping he must be stripping we must be stripping you must be stripping they must be stripping
Perfect	V-ing perfect
I must have stripped you must have stripped he must have stripped we must have stripped you must have stripped they must have stripped	I must have been stripping you must have been stripping he must have been stripping we must have been stripping you must have been stripping they must have been stripping

Negation

Simple form	V-ing form
I mustn't strip you mustn't strip he mustn't strip we mustn't strip you mustn't strip they mustn't strip	I mustn't be stripping you mustn't be stripping he mustn't be stripping we mustn't be stripping you mustn't be stripping they mustn't be stripping
Perfect	V-ing perfect
I mustn't have stripped you mustn't have stripped he mustn't have stripped we mustn't have stripped you mustn't have stripped they mustn't have stripped	I mustn't have been stripping you mustn't have been stripping he mustn't have been stripping we mustn't have been stripping you mustn't have been stripping they mustn't have been stripping

Interrogative form

Simple form	V-ing form
must I strip? must you strip? must he strip? must we strip? must you strip? must they strip?	must I be stripping? must you be stripping? must he be stripping? must we be stripping? must you be stripping? must they be stripping?
Perfect	V-ing perfect
must I have stripped? must you have stripped? must he have stripped? must we have stripped? must you have stripped? must they have stripped?	must I have been stripping? must you have been stripping? must he have been stripping? must we have been stripping? must you have been stripping? must they have been stripping?

Interro-negative form

Simple form	V-ing form
mustn't I strip? mustn't you strip? mustn't he strip? mustn't we strip? mustn't you strip? mustn't they strip?	mustn't I be stripping? mustn't you be stripping? mustn't he be stripping? mustn't we be stripping? mustn't you be stripping? mustn't they be stripping?
Perfect	V-ing perfect
mustn't I have stripped? mustn't you have stripped? mustn't he have stripped? mustn't we have stripped? mustn't you have stripped? mustn't they have stripped?	mustn't I have been stripping? mustn't you have been stripping? mustn't he have been stripping? mustn't we have been stripping? mustn't you have been stripping? mustn't they have been stripping?