I must gatecrash you must gatecrash she must gatecrash we must gatecrash you must gatecrash they must gatecrash
Forme en V-ing
I must be gatecrashing you must be gatecrashing she must be gatecrashing we must be gatecrashing you must be gatecrashing they must be gatecrashing
Perfect
I must have gatecrashed you must have gatecrashed she must have gatecrashed we must have gatecrashed you must have gatecrashed they must have gatecrashed
Perfect en V-ing
I must have been gatecrashing you must have been gatecrashing she must have been gatecrashing we must have been gatecrashing you must have been gatecrashing they must have been gatecrashing
Négation
Forme simple
I mustn't gatecrash you mustn't gatecrash she mustn't gatecrash we mustn't gatecrash you mustn't gatecrash they mustn't gatecrash
Forme en V-ing
I mustn't be gatecrashing you mustn't be gatecrashing she mustn't be gatecrashing we mustn't be gatecrashing you mustn't be gatecrashing they mustn't be gatecrashing
Perfect
I mustn't have gatecrashed you mustn't have gatecrashed she mustn't have gatecrashed we mustn't have gatecrashed you mustn't have gatecrashed they mustn't have gatecrashed
Perfect en V-ing
I mustn't have been gatecrashing you mustn't have been gatecrashing she mustn't have been gatecrashing we mustn't have been gatecrashing you mustn't have been gatecrashing they mustn't have been gatecrashing
Forme interrogative
Forme simple
must I gatecrash? must you gatecrash? must she gatecrash? must we gatecrash? must you gatecrash? must they gatecrash?
Forme en V-ing
must I be gatecrashing? must you be gatecrashing? must she be gatecrashing? must we be gatecrashing? must you be gatecrashing? must they be gatecrashing?
Perfect
must I have gatecrashed? must you have gatecrashed? must she have gatecrashed? must we have gatecrashed? must you have gatecrashed? must they have gatecrashed?
Perfect en V-ing
must I have been gatecrashing? must you have been gatecrashing? must she have been gatecrashing? must we have been gatecrashing? must you have been gatecrashing? must they have been gatecrashing?
Forme interro-négative
Forme simple
mustn't I gatecrash? mustn't you gatecrash? mustn't she gatecrash? mustn't we gatecrash? mustn't you gatecrash? mustn't they gatecrash?
Forme en V-ing
mustn't I be gatecrashing? mustn't you be gatecrashing? mustn't she be gatecrashing? mustn't we be gatecrashing? mustn't you be gatecrashing? mustn't they be gatecrashing?
Perfect
mustn't I have gatecrashed? mustn't you have gatecrashed? mustn't she have gatecrashed? mustn't we have gatecrashed? mustn't you have gatecrashed? mustn't they have gatecrashed?
Perfect en V-ing
mustn't I have been gatecrashing? mustn't you have been gatecrashing? mustn't she have been gatecrashing? mustn't we have been gatecrashing? mustn't you have been gatecrashing? mustn't they have been gatecrashing?