Conjugaison du verbe anglais
MUST YACKETY-YACK

Verbe régulier : yackety-yack - yackety-yacked - yackety-yacked

Affirmation

Forme simple	Forme en V-ing
I must yackety-yack you must yackety-yack he must yackety-yack we must yackety-yack you must yackety-yack they must yackety-yack	I must be yackety-yacking you must be yackety-yacking he must be yackety-yacking we must be yackety-yacking you must be yackety-yacking they must be yackety-yacking
Perfect	Perfect en V-ing
I must have yackety-yacked you must have yackety-yacked he must have yackety-yacked we must have yackety-yacked you must have yackety-yacked they must have yackety-yacked	I must have been yackety-yacking you must have been yackety-yacking he must have been yackety-yacking we must have been yackety-yacking you must have been yackety-yacking they must have been yackety-yacking

Négation

Forme simple	Forme en V-ing
I mustn't yackety-yack you mustn't yackety-yack he mustn't yackety-yack we mustn't yackety-yack you mustn't yackety-yack they mustn't yackety-yack	I mustn't be yackety-yacking you mustn't be yackety-yacking he mustn't be yackety-yacking we mustn't be yackety-yacking you mustn't be yackety-yacking they mustn't be yackety-yacking
Perfect	Perfect en V-ing
I mustn't have yackety-yacked you mustn't have yackety-yacked he mustn't have yackety-yacked we mustn't have yackety-yacked you mustn't have yackety-yacked they mustn't have yackety-yacked	I mustn't have been yackety-yacking you mustn't have been yackety-yacking he mustn't have been yackety-yacking we mustn't have been yackety-yacking you mustn't have been yackety-yacking they mustn't have been yackety-yacking

Forme interrogative

Forme simple	Forme en V-ing
must I yackety-yack? must you yackety-yack? must he yackety-yack? must we yackety-yack? must you yackety-yack? must they yackety-yack?	must I be yackety-yacking? must you be yackety-yacking? must he be yackety-yacking? must we be yackety-yacking? must you be yackety-yacking? must they be yackety-yacking?
Perfect	Perfect en V-ing
must I have yackety-yacked? must you have yackety-yacked? must he have yackety-yacked? must we have yackety-yacked? must you have yackety-yacked? must they have yackety-yacked?	must I have been yackety-yacking? must you have been yackety-yacking? must he have been yackety-yacking? must we have been yackety-yacking? must you have been yackety-yacking? must they have been yackety-yacking?

Forme interro-négative

Forme simple	Forme en V-ing
mustn't I yackety-yack? mustn't you yackety-yack? mustn't he yackety-yack? mustn't we yackety-yack? mustn't you yackety-yack? mustn't they yackety-yack?	mustn't I be yackety-yacking? mustn't you be yackety-yacking? mustn't he be yackety-yacking? mustn't we be yackety-yacking? mustn't you be yackety-yacking? mustn't they be yackety-yacking?
Perfect	Perfect en V-ing
mustn't I have yackety-yacked? mustn't you have yackety-yacked? mustn't he have yackety-yacked? mustn't we have yackety-yacked? mustn't you have yackety-yacked? mustn't they have yackety-yacked?	mustn't I have been yackety-yacking? mustn't you have been yackety-yacking? mustn't he have been yackety-yacking? mustn't we have been yackety-yacking? mustn't you have been yackety-yacking? mustn't they have been yackety-yacking?