female gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation MUST GUESS
Regular verb: guess - guessed - guessed
Affirmation
Simple form
I must guessyou must guess
he must guess
we must guess
you must guess
they must guess
V-ing form
I must be guessingyou must be guessing
he must be guessing
we must be guessing
you must be guessing
they must be guessing
Perfect
I must have guessedyou must have guessed
he must have guessed
we must have guessed
you must have guessed
they must have guessed
V-ing perfect
I must have been guessingyou must have been guessing
he must have been guessing
we must have been guessing
you must have been guessing
they must have been guessing
Negation
Simple form
I mustn't guessyou mustn't guess
he mustn't guess
we mustn't guess
you mustn't guess
they mustn't guess
V-ing form
I mustn't be guessingyou mustn't be guessing
he mustn't be guessing
we mustn't be guessing
you mustn't be guessing
they mustn't be guessing
Perfect
I mustn't have guessedyou mustn't have guessed
he mustn't have guessed
we mustn't have guessed
you mustn't have guessed
they mustn't have guessed
V-ing perfect
I mustn't have been guessingyou mustn't have been guessing
he mustn't have been guessing
we mustn't have been guessing
you mustn't have been guessing
they mustn't have been guessing
Interrogative form
Simple form
must I guess?must you guess?
must he guess?
must we guess?
must you guess?
must they guess?
V-ing form
must I be guessing?must you be guessing?
must he be guessing?
must we be guessing?
must you be guessing?
must they be guessing?
Perfect
must I have guessed?must you have guessed?
must he have guessed?
must we have guessed?
must you have guessed?
must they have guessed?
V-ing perfect
must I have been guessing?must you have been guessing?
must he have been guessing?
must we have been guessing?
must you have been guessing?
must they have been guessing?
Interro-negative form
Simple form
mustn't I guess?mustn't you guess?
mustn't he guess?
mustn't we guess?
mustn't you guess?
mustn't they guess?
V-ing form
mustn't I be guessing?mustn't you be guessing?
mustn't he be guessing?
mustn't we be guessing?
mustn't you be guessing?
mustn't they be guessing?
Perfect
mustn't I have guessed?mustn't you have guessed?
mustn't he have guessed?
mustn't we have guessed?
mustn't you have guessed?
mustn't they have guessed?
V-ing perfect
mustn't I have been guessing?mustn't you have been guessing?
mustn't he have been guessing?
mustn't we have been guessing?
mustn't you have been guessing?
mustn't they have been guessing?