may backfill
Verbo regular: backfill - backfilled- backfilled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may backfill
you may backfill
she may backfill
we may backfill
you may backfill
they may backfill 	I may be backfilling
you may be backfilling
she may be backfilling
we may be backfilling
you may be backfilling
they may be backfilling	I may have backfilled
you may have backfilled
she may have backfilled
we may have backfilled
you may have backfilled
they may have backfilled	I may have been backfilling
you may have been backfilling
she may have been backfilling
we may have been backfilling
you may have been backfilling
they may have been backfilling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not backfill
you may not backfill
she may not backfill
we may not backfill
you may not backfill
they may not backfill 	I may not be backfilling
you may not be backfilling
she may not be backfilling
we may not be backfilling
you may not be backfilling
they may not be backfilling	I may not have backfilled
you may not have backfilled
she may not have backfilled
we may not have backfilled
you may not have backfilled
they may not have backfilled	I may not have been backfilling
you may not have been backfilling
she may not have been backfilling
we may not have been backfilling
you may not have been backfilling
they may not have been backfilling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I backfill?
may you backfill?
may she backfill?
may we backfill?
may you backfill?
may they backfill? 	may I be backfilling?
may you be backfilling?
may she be backfilling?
may we be backfilling?
may you be backfilling?
may they be backfilling? 	may I have backfilled?
may you have backfilled?
may she have backfilled?
may we have backfilled?
may you have backfilled?
may they have backfilled? 	may I have been backfilling?
may you have been backfilling?
may she have been backfilling?
may we have been backfilling?
may you have been backfilling?
may they have been backfilling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not backfill?
may you not backfill?
may she not backfill?
may we not backfill?
may you not backfill?
may they not backfill? 	may I not be backfilling?
may you not be backfilling?
may she not be backfilling?
may we not be backfilling?
may you not be backfilling?
may they not be backfilling? 	may I not have backfilled?
may you not have backfilled?
may she not have backfilled?
may we not have backfilled?
may you not have backfilled?
may they not have backfilled? 	may I not have been backfilling?
may you not have been backfilling?
may she not have been backfilling?
may we not have been backfilling?
may you not have been backfilling?
may they not have been backfilling?