may prewash
Regular verb: prewash - prewashed- prewashed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may prewash
you may prewash
he may prewash
we may prewash
you may prewash
they may prewash 	I may be prewashing
you may be prewashing
he may be prewashing
we may be prewashing
you may be prewashing
they may be prewashing	I may have prewashed
you may have prewashed
he may have prewashed
we may have prewashed
you may have prewashed
they may have prewashed	I may have been prewashing
you may have been prewashing
he may have been prewashing
we may have been prewashing
you may have been prewashing
they may have been prewashing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not prewash
you may not prewash
he may not prewash
we may not prewash
you may not prewash
they may not prewash 	I may not be prewashing
you may not be prewashing
he may not be prewashing
we may not be prewashing
you may not be prewashing
they may not be prewashing	I may not have prewashed
you may not have prewashed
he may not have prewashed
we may not have prewashed
you may not have prewashed
they may not have prewashed	I may not have been prewashing
you may not have been prewashing
he may not have been prewashing
we may not have been prewashing
you may not have been prewashing
they may not have been prewashing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I prewash?
may you prewash?
may he prewash?
may we prewash?
may you prewash?
may they prewash? 	may I be prewashing?
may you be prewashing?
may he be prewashing?
may we be prewashing?
may you be prewashing?
may they be prewashing? 	may I have prewashed?
may you have prewashed?
may he have prewashed?
may we have prewashed?
may you have prewashed?
may they have prewashed? 	may I have been prewashing?
may you have been prewashing?
may he have been prewashing?
may we have been prewashing?
may you have been prewashing?
may they have been prewashing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not prewash?
may you not prewash?
may he not prewash?
may we not prewash?
may you not prewash?
may they not prewash? 	may I not be prewashing?
may you not be prewashing?
may he not be prewashing?
may we not be prewashing?
may you not be prewashing?
may they not be prewashing? 	may I not have prewashed?
may you not have prewashed?
may he not have prewashed?
may we not have prewashed?
may you not have prewashed?
may they not have prewashed? 	may I not have been prewashing?
may you not have been prewashing?
may he not have been prewashing?
may we not have been prewashing?
may you not have been prewashing?
may they not have been prewashing?