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