may effervesce
Verbo regular: effervesce - effervesced- effervesced

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may effervesce
you may effervesce
she may effervesce
we may effervesce
you may effervesce
they may effervesce 	I may be effervescing
you may be effervescing
she may be effervescing
we may be effervescing
you may be effervescing
they may be effervescing	I may have effervesced
you may have effervesced
she may have effervesced
we may have effervesced
you may have effervesced
they may have effervesced	I may have been effervescing
you may have been effervescing
she may have been effervescing
we may have been effervescing
you may have been effervescing
they may have been effervescing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not effervesce
you may not effervesce
she may not effervesce
we may not effervesce
you may not effervesce
they may not effervesce 	I may not be effervescing
you may not be effervescing
she may not be effervescing
we may not be effervescing
you may not be effervescing
they may not be effervescing	I may not have effervesced
you may not have effervesced
she may not have effervesced
we may not have effervesced
you may not have effervesced
they may not have effervesced	I may not have been effervescing
you may not have been effervescing
she may not have been effervescing
we may not have been effervescing
you may not have been effervescing
they may not have been effervescing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I effervesce?
may you effervesce?
may she effervesce?
may we effervesce?
may you effervesce?
may they effervesce? 	may I be effervescing?
may you be effervescing?
may she be effervescing?
may we be effervescing?
may you be effervescing?
may they be effervescing? 	may I have effervesced?
may you have effervesced?
may she have effervesced?
may we have effervesced?
may you have effervesced?
may they have effervesced? 	may I have been effervescing?
may you have been effervescing?
may she have been effervescing?
may we have been effervescing?
may you have been effervescing?
may they have been effervescing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not effervesce?
may you not effervesce?
may she not effervesce?
may we not effervesce?
may you not effervesce?
may they not effervesce? 	may I not be effervescing?
may you not be effervescing?
may she not be effervescing?
may we not be effervescing?
may you not be effervescing?
may they not be effervescing? 	may I not have effervesced?
may you not have effervesced?
may she not have effervesced?
may we not have effervesced?
may you not have effervesced?
may they not have effervesced? 	may I not have been effervescing?
may you not have been effervescing?
may she not have been effervescing?
may we not have been effervescing?
may you not have been effervescing?
may they not have been effervescing?