I must wrap you must wrap she must wrap we must wrap you must wrap they must wrap
V-ing form
I must be wrapping you must be wrapping she must be wrapping we must be wrapping you must be wrapping they must be wrapping
Perfect
I must have wrapped you must have wrapped she must have wrapped we must have wrapped you must have wrapped they must have wrapped
V-ing perfect
I must have been wrapping you must have been wrapping she must have been wrapping we must have been wrapping you must have been wrapping they must have been wrapping
Negation
Simple form
I mustn't wrap you mustn't wrap she mustn't wrap we mustn't wrap you mustn't wrap they mustn't wrap
V-ing form
I mustn't be wrapping you mustn't be wrapping she mustn't be wrapping we mustn't be wrapping you mustn't be wrapping they mustn't be wrapping
Perfect
I mustn't have wrapped you mustn't have wrapped she mustn't have wrapped we mustn't have wrapped you mustn't have wrapped they mustn't have wrapped
V-ing perfect
I mustn't have been wrapping you mustn't have been wrapping she mustn't have been wrapping we mustn't have been wrapping you mustn't have been wrapping they mustn't have been wrapping
Interrogative form
Simple form
must I wrap? must you wrap? must she wrap? must we wrap? must you wrap? must they wrap?
V-ing form
must I be wrapping? must you be wrapping? must she be wrapping? must we be wrapping? must you be wrapping? must they be wrapping?
Perfect
must I have wrapped? must you have wrapped? must she have wrapped? must we have wrapped? must you have wrapped? must they have wrapped?
V-ing perfect
must I have been wrapping? must you have been wrapping? must she have been wrapping? must we have been wrapping? must you have been wrapping? must they have been wrapping?
Interro-negative form
Simple form
mustn't I wrap? mustn't you wrap? mustn't she wrap? mustn't we wrap? mustn't you wrap? mustn't they wrap?
V-ing form
mustn't I be wrapping? mustn't you be wrapping? mustn't she be wrapping? mustn't we be wrapping? mustn't you be wrapping? mustn't they be wrapping?
Perfect
mustn't I have wrapped? mustn't you have wrapped? mustn't she have wrapped? mustn't we have wrapped? mustn't you have wrapped? mustn't they have wrapped?
V-ing perfect
mustn't I have been wrapping? mustn't you have been wrapping? mustn't she have been wrapping? mustn't we have been wrapping? mustn't you have been wrapping? mustn't they have been wrapping?