I must impart you must impart she must impart we must impart you must impart they must impart
V-ing form
I must be imparting you must be imparting she must be imparting we must be imparting you must be imparting they must be imparting
Perfect
I must have imparted you must have imparted she must have imparted we must have imparted you must have imparted they must have imparted
V-ing perfect
I must have been imparting you must have been imparting she must have been imparting we must have been imparting you must have been imparting they must have been imparting
Negation
Simple form
I must not impart you must not impart she must not impart we must not impart you must not impart they must not impart
V-ing form
I must not be imparting you must not be imparting she must not be imparting we must not be imparting you must not be imparting they must not be imparting
Perfect
I must not have imparted you must not have imparted she must not have imparted we must not have imparted you must not have imparted they must not have imparted
V-ing perfect
I must not have been imparting you must not have been imparting she must not have been imparting we must not have been imparting you must not have been imparting they must not have been imparting
Interrogative form
Simple form
must I impart? must you impart? must she impart? must we impart? must you impart? must they impart?
V-ing form
must I be imparting? must you be imparting? must she be imparting? must we be imparting? must you be imparting? must they be imparting?
Perfect
must I have imparted? must you have imparted? must she have imparted? must we have imparted? must you have imparted? must they have imparted?
V-ing perfect
must I have been imparting? must you have been imparting? must she have been imparting? must we have been imparting? must you have been imparting? must they have been imparting?
Interro-negative form
Simple form
must I not impart? must you not impart? must she not impart? must we not impart? must you not impart? must they not impart?
V-ing form
must I not be imparting? must you not be imparting? must she not be imparting? must we not be imparting? must you not be imparting? must they not be imparting?
Perfect
must I not have imparted? must you not have imparted? must she not have imparted? must we not have imparted? must you not have imparted? must they not have imparted?
V-ing perfect
must I not have been imparting? must you not have been imparting? must she not have been imparting? must we not have been imparting? must you not have been imparting? must they not have been imparting?