I must capture you must capture he must capture we must capture you must capture they must capture
V-ing form
I must be capturing you must be capturing he must be capturing we must be capturing you must be capturing they must be capturing
Perfect
I must have captured you must have captured he must have captured we must have captured you must have captured they must have captured
V-ing perfect
I must have been capturing you must have been capturing he must have been capturing we must have been capturing you must have been capturing they must have been capturing
Negation
Simple form
I mustn't capture you mustn't capture he mustn't capture we mustn't capture you mustn't capture they mustn't capture
V-ing form
I mustn't be capturing you mustn't be capturing he mustn't be capturing we mustn't be capturing you mustn't be capturing they mustn't be capturing
Perfect
I mustn't have captured you mustn't have captured he mustn't have captured we mustn't have captured you mustn't have captured they mustn't have captured
V-ing perfect
I mustn't have been capturing you mustn't have been capturing he mustn't have been capturing we mustn't have been capturing you mustn't have been capturing they mustn't have been capturing
Interrogative form
Simple form
must I capture? must you capture? must he capture? must we capture? must you capture? must they capture?
V-ing form
must I be capturing? must you be capturing? must he be capturing? must we be capturing? must you be capturing? must they be capturing?
Perfect
must I have captured? must you have captured? must he have captured? must we have captured? must you have captured? must they have captured?
V-ing perfect
must I have been capturing? must you have been capturing? must he have been capturing? must we have been capturing? must you have been capturing? must they have been capturing?
Interro-negative form
Simple form
mustn't I capture? mustn't you capture? mustn't he capture? mustn't we capture? mustn't you capture? mustn't they capture?
V-ing form
mustn't I be capturing? mustn't you be capturing? mustn't he be capturing? mustn't we be capturing? mustn't you be capturing? mustn't they be capturing?
Perfect
mustn't I have captured? mustn't you have captured? mustn't he have captured? mustn't we have captured? mustn't you have captured? mustn't they have captured?
V-ing perfect
mustn't I have been capturing? mustn't you have been capturing? mustn't he have been capturing? mustn't we have been capturing? mustn't you have been capturing? mustn't they have been capturing?