I must lash you must lash he must lash we must lash you must lash they must lash
Forme en V-ing
I must be lashing you must be lashing he must be lashing we must be lashing you must be lashing they must be lashing
Perfect
I must have lashed you must have lashed he must have lashed we must have lashed you must have lashed they must have lashed
Perfect en V-ing
I must have been lashing you must have been lashing he must have been lashing we must have been lashing you must have been lashing they must have been lashing
Négation
Forme simple
I mustn't lash you mustn't lash he mustn't lash we mustn't lash you mustn't lash they mustn't lash
Forme en V-ing
I mustn't be lashing you mustn't be lashing he mustn't be lashing we mustn't be lashing you mustn't be lashing they mustn't be lashing
Perfect
I mustn't have lashed you mustn't have lashed he mustn't have lashed we mustn't have lashed you mustn't have lashed they mustn't have lashed
Perfect en V-ing
I mustn't have been lashing you mustn't have been lashing he mustn't have been lashing we mustn't have been lashing you mustn't have been lashing they mustn't have been lashing
Forme interrogative
Forme simple
must I lash? must you lash? must he lash? must we lash? must you lash? must they lash?
Forme en V-ing
must I be lashing? must you be lashing? must he be lashing? must we be lashing? must you be lashing? must they be lashing?
Perfect
must I have lashed? must you have lashed? must he have lashed? must we have lashed? must you have lashed? must they have lashed?
Perfect en V-ing
must I have been lashing? must you have been lashing? must he have been lashing? must we have been lashing? must you have been lashing? must they have been lashing?
Forme interro-négative
Forme simple
mustn't I lash? mustn't you lash? mustn't he lash? mustn't we lash? mustn't you lash? mustn't they lash?
Forme en V-ing
mustn't I be lashing? mustn't you be lashing? mustn't he be lashing? mustn't we be lashing? mustn't you be lashing? mustn't they be lashing?
Perfect
mustn't I have lashed? mustn't you have lashed? mustn't he have lashed? mustn't we have lashed? mustn't you have lashed? mustn't they have lashed?
Perfect en V-ing
mustn't I have been lashing? mustn't you have been lashing? mustn't he have been lashing? mustn't we have been lashing? mustn't you have been lashing? mustn't they have been lashing?