English verb conjugation
MUST ASTOUND

Regular verb: astound - astounded - astounded

Affirmation

Simple form	V-ing form
I must astound you must astound he must astound we must astound you must astound they must astound	I must be astounding you must be astounding he must be astounding we must be astounding you must be astounding they must be astounding
Perfect	V-ing perfect
I must have astounded you must have astounded he must have astounded we must have astounded you must have astounded they must have astounded	I must have been astounding you must have been astounding he must have been astounding we must have been astounding you must have been astounding they must have been astounding

Negation

Simple form	V-ing form
I mustn't astound you mustn't astound he mustn't astound we mustn't astound you mustn't astound they mustn't astound	I mustn't be astounding you mustn't be astounding he mustn't be astounding we mustn't be astounding you mustn't be astounding they mustn't be astounding
Perfect	V-ing perfect
I mustn't have astounded you mustn't have astounded he mustn't have astounded we mustn't have astounded you mustn't have astounded they mustn't have astounded	I mustn't have been astounding you mustn't have been astounding he mustn't have been astounding we mustn't have been astounding you mustn't have been astounding they mustn't have been astounding

Interrogative form

Simple form	V-ing form
must I astound? must you astound? must he astound? must we astound? must you astound? must they astound?	must I be astounding? must you be astounding? must he be astounding? must we be astounding? must you be astounding? must they be astounding?
Perfect	V-ing perfect
must I have astounded? must you have astounded? must he have astounded? must we have astounded? must you have astounded? must they have astounded?	must I have been astounding? must you have been astounding? must he have been astounding? must we have been astounding? must you have been astounding? must they have been astounding?

Interro-negative form

Simple form	V-ing form
mustn't I astound? mustn't you astound? mustn't he astound? mustn't we astound? mustn't you astound? mustn't they astound?	mustn't I be astounding? mustn't you be astounding? mustn't he be astounding? mustn't we be astounding? mustn't you be astounding? mustn't they be astounding?
Perfect	V-ing perfect
mustn't I have astounded? mustn't you have astounded? mustn't he have astounded? mustn't we have astounded? mustn't you have astounded? mustn't they have astounded?	mustn't I have been astounding? mustn't you have been astounding? mustn't he have been astounding? mustn't we have been astounding? mustn't you have been astounding? mustn't they have been astounding?