English verb conjugation
MUST BUTYLATE

Regular verb: butylate - butylated - butylated

Affirmation

Simple form	V-ing form
I must butylate you must butylate she must butylate we must butylate you must butylate they must butylate	I must be butylating you must be butylating she must be butylating we must be butylating you must be butylating they must be butylating
Perfect	V-ing perfect
I must have butylated you must have butylated she must have butylated we must have butylated you must have butylated they must have butylated	I must have been butylating you must have been butylating she must have been butylating we must have been butylating you must have been butylating they must have been butylating

Negation

Simple form	V-ing form
I mustn't butylate you mustn't butylate she mustn't butylate we mustn't butylate you mustn't butylate they mustn't butylate	I mustn't be butylating you mustn't be butylating she mustn't be butylating we mustn't be butylating you mustn't be butylating they mustn't be butylating
Perfect	V-ing perfect
I mustn't have butylated you mustn't have butylated she mustn't have butylated we mustn't have butylated you mustn't have butylated they mustn't have butylated	I mustn't have been butylating you mustn't have been butylating she mustn't have been butylating we mustn't have been butylating you mustn't have been butylating they mustn't have been butylating

Interrogative form

Simple form	V-ing form
must I butylate? must you butylate? must she butylate? must we butylate? must you butylate? must they butylate?	must I be butylating? must you be butylating? must she be butylating? must we be butylating? must you be butylating? must they be butylating?
Perfect	V-ing perfect
must I have butylated? must you have butylated? must she have butylated? must we have butylated? must you have butylated? must they have butylated?	must I have been butylating? must you have been butylating? must she have been butylating? must we have been butylating? must you have been butylating? must they have been butylating?

Interro-negative form

Simple form	V-ing form
mustn't I butylate? mustn't you butylate? mustn't she butylate? mustn't we butylate? mustn't you butylate? mustn't they butylate?	mustn't I be butylating? mustn't you be butylating? mustn't she be butylating? mustn't we be butylating? mustn't you be butylating? mustn't they be butylating?
Perfect	V-ing perfect
mustn't I have butylated? mustn't you have butylated? mustn't she have butylated? mustn't we have butylated? mustn't you have butylated? mustn't they have butylated?	mustn't I have been butylating? mustn't you have been butylating? mustn't she have been butylating? mustn't we have been butylating? mustn't you have been butylating? mustn't they have been butylating?