may lack
Verbe régulier : lack - lacked- lacked
Traduction française : manquer de 

Affirmation 	
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I may lack
you may lack
she may lack
we may lack
you may lack
they may lack 	I may be lacking
you may be lacking
she may be lacking
we may be lacking
you may be lacking
they may be lacking	I may have lacked
you may have lacked
she may have lacked
we may have lacked
you may have lacked
they may have lacked	I may have been lacking
you may have been lacking
she may have been lacking
we may have been lacking
you may have been lacking
they may have been lacking	

Négation 	
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I may not lack
you may not lack
she may not lack
we may not lack
you may not lack
they may not lack 	I may not be lacking
you may not be lacking
she may not be lacking
we may not be lacking
you may not be lacking
they may not be lacking	I may not have lacked
you may not have lacked
she may not have lacked
we may not have lacked
you may not have lacked
they may not have lacked	I may not have been lacking
you may not have been lacking
she may not have been lacking
we may not have been lacking
you may not have been lacking
they may not have been lacking	

Forme interrogative 	
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may I lack?
may you lack?
may she lack?
may we lack?
may you lack?
may they lack? 	may I be lacking?
may you be lacking?
may she be lacking?
may we be lacking?
may you be lacking?
may they be lacking? 	may I have lacked?
may you have lacked?
may she have lacked?
may we have lacked?
may you have lacked?
may they have lacked? 	may I have been lacking?
may you have been lacking?
may she have been lacking?
may we have been lacking?
may you have been lacking?
may they have been lacking? 	

Forme interro-négative 	
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may I not lack?
may you not lack?
may she not lack?
may we not lack?
may you not lack?
may they not lack? 	may I not be lacking?
may you not be lacking?
may she not be lacking?
may we not be lacking?
may you not be lacking?
may they not be lacking? 	may I not have lacked?
may you not have lacked?
may she not have lacked?
may we not have lacked?
may you not have lacked?
may they not have lacked? 	may I not have been lacking?
may you not have been lacking?
may she not have been lacking?
may we not have been lacking?
may you not have been lacking?
may they not have been lacking?