I must daydream you must daydream she must daydream we must daydream you must daydream they must daydream
V-ing form
I must be daydreaming you must be daydreaming she must be daydreaming we must be daydreaming you must be daydreaming they must be daydreaming
Perfect
I must have daydreamed you must have daydreamed she must have daydreamed we must have daydreamed you must have daydreamed they must have daydreamed
V-ing perfect
I must have been daydreaming you must have been daydreaming she must have been daydreaming we must have been daydreaming you must have been daydreaming they must have been daydreaming
Negation
Simple form
I must not daydream you must not daydream she must not daydream we must not daydream you must not daydream they must not daydream
V-ing form
I must not be daydreaming you must not be daydreaming she must not be daydreaming we must not be daydreaming you must not be daydreaming they must not be daydreaming
Perfect
I must not have daydreamed you must not have daydreamed she must not have daydreamed we must not have daydreamed you must not have daydreamed they must not have daydreamed
V-ing perfect
I must not have been daydreaming you must not have been daydreaming she must not have been daydreaming we must not have been daydreaming you must not have been daydreaming they must not have been daydreaming
Interrogative form
Simple form
must I daydream? must you daydream? must she daydream? must we daydream? must you daydream? must they daydream?
V-ing form
must I be daydreaming? must you be daydreaming? must she be daydreaming? must we be daydreaming? must you be daydreaming? must they be daydreaming?
Perfect
must I have daydreamed? must you have daydreamed? must she have daydreamed? must we have daydreamed? must you have daydreamed? must they have daydreamed?
V-ing perfect
must I have been daydreaming? must you have been daydreaming? must she have been daydreaming? must we have been daydreaming? must you have been daydreaming? must they have been daydreaming?
Interro-negative form
Simple form
must I not daydream? must you not daydream? must she not daydream? must we not daydream? must you not daydream? must they not daydream?
V-ing form
must I not be daydreaming? must you not be daydreaming? must she not be daydreaming? must we not be daydreaming? must you not be daydreaming? must they not be daydreaming?
Perfect
must I not have daydreamed? must you not have daydreamed? must she not have daydreamed? must we not have daydreamed? must you not have daydreamed? must they not have daydreamed?
V-ing perfect
must I not have been daydreaming? must you not have been daydreaming? must she not have been daydreaming? must we not have been daydreaming? must you not have been daydreaming? must they not have been daydreaming?