may buck
Verbo regular: buck - bucked- bucked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may buck
you may buck
she may buck
we may buck
you may buck
they may buck 	I may be bucking
you may be bucking
she may be bucking
we may be bucking
you may be bucking
they may be bucking	I may have bucked
you may have bucked
she may have bucked
we may have bucked
you may have bucked
they may have bucked	I may have been bucking
you may have been bucking
she may have been bucking
we may have been bucking
you may have been bucking
they may have been bucking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not buck
you may not buck
she may not buck
we may not buck
you may not buck
they may not buck 	I may not be bucking
you may not be bucking
she may not be bucking
we may not be bucking
you may not be bucking
they may not be bucking	I may not have bucked
you may not have bucked
she may not have bucked
we may not have bucked
you may not have bucked
they may not have bucked	I may not have been bucking
you may not have been bucking
she may not have been bucking
we may not have been bucking
you may not have been bucking
they may not have been bucking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I buck?
may you buck?
may she buck?
may we buck?
may you buck?
may they buck? 	may I be bucking?
may you be bucking?
may she be bucking?
may we be bucking?
may you be bucking?
may they be bucking? 	may I have bucked?
may you have bucked?
may she have bucked?
may we have bucked?
may you have bucked?
may they have bucked? 	may I have been bucking?
may you have been bucking?
may she have been bucking?
may we have been bucking?
may you have been bucking?
may they have been bucking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not buck?
may you not buck?
may she not buck?
may we not buck?
may you not buck?
may they not buck? 	may I not be bucking?
may you not be bucking?
may she not be bucking?
may we not be bucking?
may you not be bucking?
may they not be bucking? 	may I not have bucked?
may you not have bucked?
may she not have bucked?
may we not have bucked?
may you not have bucked?
may they not have bucked? 	may I not have been bucking?
may you not have been bucking?
may she not have been bucking?
may we not have been bucking?
may you not have been bucking?
may they not have been bucking?