I must purse-seine you must purse-seine she must purse-seine we must purse-seine you must purse-seine they must purse-seine
Forme en V-ing
I must be purse-seining you must be purse-seining she must be purse-seining we must be purse-seining you must be purse-seining they must be purse-seining
Perfect
I must have purse-seined you must have purse-seined she must have purse-seined we must have purse-seined you must have purse-seined they must have purse-seined
Perfect en V-ing
I must have been purse-seining you must have been purse-seining she must have been purse-seining we must have been purse-seining you must have been purse-seining they must have been purse-seining
Négation
Forme simple
I mustn't purse-seine you mustn't purse-seine she mustn't purse-seine we mustn't purse-seine you mustn't purse-seine they mustn't purse-seine
Forme en V-ing
I mustn't be purse-seining you mustn't be purse-seining she mustn't be purse-seining we mustn't be purse-seining you mustn't be purse-seining they mustn't be purse-seining
Perfect
I mustn't have purse-seined you mustn't have purse-seined she mustn't have purse-seined we mustn't have purse-seined you mustn't have purse-seined they mustn't have purse-seined
Perfect en V-ing
I mustn't have been purse-seining you mustn't have been purse-seining she mustn't have been purse-seining we mustn't have been purse-seining you mustn't have been purse-seining they mustn't have been purse-seining
Forme interrogative
Forme simple
must I purse-seine? must you purse-seine? must she purse-seine? must we purse-seine? must you purse-seine? must they purse-seine?
Forme en V-ing
must I be purse-seining? must you be purse-seining? must she be purse-seining? must we be purse-seining? must you be purse-seining? must they be purse-seining?
Perfect
must I have purse-seined? must you have purse-seined? must she have purse-seined? must we have purse-seined? must you have purse-seined? must they have purse-seined?
Perfect en V-ing
must I have been purse-seining? must you have been purse-seining? must she have been purse-seining? must we have been purse-seining? must you have been purse-seining? must they have been purse-seining?
Forme interro-négative
Forme simple
mustn't I purse-seine? mustn't you purse-seine? mustn't she purse-seine? mustn't we purse-seine? mustn't you purse-seine? mustn't they purse-seine?
Forme en V-ing
mustn't I be purse-seining? mustn't you be purse-seining? mustn't she be purse-seining? mustn't we be purse-seining? mustn't you be purse-seining? mustn't they be purse-seining?
Perfect
mustn't I have purse-seined? mustn't you have purse-seined? mustn't she have purse-seined? mustn't we have purse-seined? mustn't you have purse-seined? mustn't they have purse-seined?
Perfect en V-ing
mustn't I have been purse-seining? mustn't you have been purse-seining? mustn't she have been purse-seining? mustn't we have been purse-seining? mustn't you have been purse-seining? mustn't they have been purse-seining?