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