male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation MUST IMPRESS
Regular verb: impress - impressed - impressed
Affirmation
Simple form
I must impressyou must impress
she must impress
we must impress
you must impress
they must impress
V-ing form
I must be impressingyou must be impressing
she must be impressing
we must be impressing
you must be impressing
they must be impressing
Perfect
I must have impressedyou must have impressed
she must have impressed
we must have impressed
you must have impressed
they must have impressed
V-ing perfect
I must have been impressingyou must have been impressing
she must have been impressing
we must have been impressing
you must have been impressing
they must have been impressing
Negation
Simple form
I mustn't impressyou mustn't impress
she mustn't impress
we mustn't impress
you mustn't impress
they mustn't impress
V-ing form
I mustn't be impressingyou mustn't be impressing
she mustn't be impressing
we mustn't be impressing
you mustn't be impressing
they mustn't be impressing
Perfect
I mustn't have impressedyou mustn't have impressed
she mustn't have impressed
we mustn't have impressed
you mustn't have impressed
they mustn't have impressed
V-ing perfect
I mustn't have been impressingyou mustn't have been impressing
she mustn't have been impressing
we mustn't have been impressing
you mustn't have been impressing
they mustn't have been impressing
Interrogative form
Simple form
must I impress?must you impress?
must she impress?
must we impress?
must you impress?
must they impress?
V-ing form
must I be impressing?must you be impressing?
must she be impressing?
must we be impressing?
must you be impressing?
must they be impressing?
Perfect
must I have impressed?must you have impressed?
must she have impressed?
must we have impressed?
must you have impressed?
must they have impressed?
V-ing perfect
must I have been impressing?must you have been impressing?
must she have been impressing?
must we have been impressing?
must you have been impressing?
must they have been impressing?
Interro-negative form
Simple form
mustn't I impress?mustn't you impress?
mustn't she impress?
mustn't we impress?
mustn't you impress?
mustn't they impress?
V-ing form
mustn't I be impressing?mustn't you be impressing?
mustn't she be impressing?
mustn't we be impressing?
mustn't you be impressing?
mustn't they be impressing?
Perfect
mustn't I have impressed?mustn't you have impressed?
mustn't she have impressed?
mustn't we have impressed?
mustn't you have impressed?
mustn't they have impressed?
V-ing perfect
mustn't I have been impressing?mustn't you have been impressing?
mustn't she have been impressing?
mustn't we have been impressing?
mustn't you have been impressing?
mustn't they have been impressing?