may occur
Verbo regolare: occur - occurred- occurred

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may occur
you may occur
she may occur
we may occur
you may occur
they may occur 	I may be occurring
you may be occurring
she may be occurring
we may be occurring
you may be occurring
they may be occurring	I may have occurred
you may have occurred
she may have occurred
we may have occurred
you may have occurred
they may have occurred	I may have been occurring
you may have been occurring
she may have been occurring
we may have been occurring
you may have been occurring
they may have been occurring	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may not occur
you may not occur
she may not occur
we may not occur
you may not occur
they may not occur 	I may not be occurring
you may not be occurring
she may not be occurring
we may not be occurring
you may not be occurring
they may not be occurring	I may not have occurred
you may not have occurred
she may not have occurred
we may not have occurred
you may not have occurred
they may not have occurred	I may not have been occurring
you may not have been occurring
she may not have been occurring
we may not have been occurring
you may not have been occurring
they may not have been occurring	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I occur?
may you occur?
may she occur?
may we occur?
may you occur?
may they occur? 	may I be occurring?
may you be occurring?
may she be occurring?
may we be occurring?
may you be occurring?
may they be occurring? 	may I have occurred?
may you have occurred?
may she have occurred?
may we have occurred?
may you have occurred?
may they have occurred? 	may I have been occurring?
may you have been occurring?
may she have been occurring?
may we have been occurring?
may you have been occurring?
may they have been occurring? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I not occur?
may you not occur?
may she not occur?
may we not occur?
may you not occur?
may they not occur? 	may I not be occurring?
may you not be occurring?
may she not be occurring?
may we not be occurring?
may you not be occurring?
may they not be occurring? 	may I not have occurred?
may you not have occurred?
may she not have occurred?
may we not have occurred?
may you not have occurred?
may they not have occurred? 	may I not have been occurring?
may you not have been occurring?
may she not have been occurring?
may we not have been occurring?
may you not have been occurring?
may they not have been occurring?