may spring
Irregular verb: spring - sprang, sprung- sprung

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may spring
you may spring
he may spring
we may spring
you may spring
they may spring 	I may be springing
you may be springing
he may be springing
we may be springing
you may be springing
they may be springing	I may have sprung
you may have sprung
he may have sprung
we may have sprung
you may have sprung
they may have sprung	I may have been springing
you may have been springing
he may have been springing
we may have been springing
you may have been springing
they may have been springing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not spring
you may not spring
he may not spring
we may not spring
you may not spring
they may not spring 	I may not be springing
you may not be springing
he may not be springing
we may not be springing
you may not be springing
they may not be springing	I may not have sprung
you may not have sprung
he may not have sprung
we may not have sprung
you may not have sprung
they may not have sprung	I may not have been springing
you may not have been springing
he may not have been springing
we may not have been springing
you may not have been springing
they may not have been springing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I spring?
may you spring?
may he spring?
may we spring?
may you spring?
may they spring? 	may I be springing?
may you be springing?
may he be springing?
may we be springing?
may you be springing?
may they be springing? 	may I have sprung?
may you have sprung?
may he have sprung?
may we have sprung?
may you have sprung?
may they have sprung? 	may I have been springing?
may you have been springing?
may he have been springing?
may we have been springing?
may you have been springing?
may they have been springing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not spring?
may you not spring?
may he not spring?
may we not spring?
may you not spring?
may they not spring? 	may I not be springing?
may you not be springing?
may he not be springing?
may we not be springing?
may you not be springing?
may they not be springing? 	may I not have sprung?
may you not have sprung?
may he not have sprung?
may we not have sprung?
may you not have sprung?
may they not have sprung? 	may I not have been springing?
may you not have been springing?
may he not have been springing?
may we not have been springing?
may you not have been springing?
may they not have been springing?