must pretty
Regular verb: pretty - prettied- prettied

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must pretty
you must pretty
she must pretty
we must pretty
you must pretty
they must pretty 	I must be prettying
you must be prettying
she must be prettying
we must be prettying
you must be prettying
they must be prettying	I must have prettied
you must have prettied
she must have prettied
we must have prettied
you must have prettied
they must have prettied	I must have been prettying
you must have been prettying
she must have been prettying
we must have been prettying
you must have been prettying
they must have been prettying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not pretty
you must not pretty
she must not pretty
we must not pretty
you must not pretty
they must not pretty 	I must not be prettying
you must not be prettying
she must not be prettying
we must not be prettying
you must not be prettying
they must not be prettying	I must not have prettied
you must not have prettied
she must not have prettied
we must not have prettied
you must not have prettied
they must not have prettied	I must not have been prettying
you must not have been prettying
she must not have been prettying
we must not have been prettying
you must not have been prettying
they must not have been prettying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I pretty?
must you pretty?
must she pretty?
must we pretty?
must you pretty?
must they pretty? 	must I be prettying?
must you be prettying?
must she be prettying?
must we be prettying?
must you be prettying?
must they be prettying? 	must I have prettied?
must you have prettied?
must she have prettied?
must we have prettied?
must you have prettied?
must they have prettied? 	must I have been prettying?
must you have been prettying?
must she have been prettying?
must we have been prettying?
must you have been prettying?
must they have been prettying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not pretty?
must you not pretty?
must she not pretty?
must we not pretty?
must you not pretty?
must they not pretty? 	must I not be prettying?
must you not be prettying?
must she not be prettying?
must we not be prettying?
must you not be prettying?
must they not be prettying? 	must I not have prettied?
must you not have prettied?
must she not have prettied?
must we not have prettied?
must you not have prettied?
must they not have prettied? 	must I not have been prettying?
must you not have been prettying?
must she not have been prettying?
must we not have been prettying?
must you not have been prettying?
must they not have been prettying?