may crumble
Verbe régulier : crumble - crumbled- crumbled
Traduction française : émietter - s'émietter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may crumble
you may crumble
she may crumble
we may crumble
you may crumble
they may crumble 	I may be crumbling
you may be crumbling
she may be crumbling
we may be crumbling
you may be crumbling
they may be crumbling	I may have crumbled
you may have crumbled
she may have crumbled
we may have crumbled
you may have crumbled
they may have crumbled	I may have been crumbling
you may have been crumbling
she may have been crumbling
we may have been crumbling
you may have been crumbling
they may have been crumbling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't crumble
you mayn't crumble
she mayn't crumble
we mayn't crumble
you mayn't crumble
they mayn't crumble 	I mayn't be crumbling
you mayn't be crumbling
she mayn't be crumbling
we mayn't be crumbling
you mayn't be crumbling
they mayn't be crumbling	I mayn't have crumbled
you mayn't have crumbled
she mayn't have crumbled
we mayn't have crumbled
you mayn't have crumbled
they mayn't have crumbled	I mayn't have been crumbling
you mayn't have been crumbling
she mayn't have been crumbling
we mayn't have been crumbling
you mayn't have been crumbling
they mayn't have been crumbling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I crumble?
may you crumble?
may she crumble?
may we crumble?
may you crumble?
may they crumble? 	may I be crumbling?
may you be crumbling?
may she be crumbling?
may we be crumbling?
may you be crumbling?
may they be crumbling? 	may I have crumbled?
may you have crumbled?
may she have crumbled?
may we have crumbled?
may you have crumbled?
may they have crumbled? 	may I have been crumbling?
may you have been crumbling?
may she have been crumbling?
may we have been crumbling?
may you have been crumbling?
may they have been crumbling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I crumble?
mayn't you crumble?
mayn't she crumble?
mayn't we crumble?
mayn't you crumble?
mayn't they crumble? 	mayn't I be crumbling?
mayn't you be crumbling?
mayn't she be crumbling?
mayn't we be crumbling?
mayn't you be crumbling?
mayn't they be crumbling? 	mayn't I have crumbled?
mayn't you have crumbled?
mayn't she have crumbled?
mayn't we have crumbled?
mayn't you have crumbled?
mayn't they have crumbled? 	mayn't I have been crumbling?
mayn't you have been crumbling?
mayn't she have been crumbling?
mayn't we have been crumbling?
mayn't you have been crumbling?
mayn't they have been crumbling?