may preplace
Regular verb: preplace - preplaced- preplaced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may preplace
you may preplace
she may preplace
we may preplace
you may preplace
they may preplace 	I may be preplacing
you may be preplacing
she may be preplacing
we may be preplacing
you may be preplacing
they may be preplacing	I may have preplaced
you may have preplaced
she may have preplaced
we may have preplaced
you may have preplaced
they may have preplaced	I may have been preplacing
you may have been preplacing
she may have been preplacing
we may have been preplacing
you may have been preplacing
they may have been preplacing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not preplace
you may not preplace
she may not preplace
we may not preplace
you may not preplace
they may not preplace 	I may not be preplacing
you may not be preplacing
she may not be preplacing
we may not be preplacing
you may not be preplacing
they may not be preplacing	I may not have preplaced
you may not have preplaced
she may not have preplaced
we may not have preplaced
you may not have preplaced
they may not have preplaced	I may not have been preplacing
you may not have been preplacing
she may not have been preplacing
we may not have been preplacing
you may not have been preplacing
they may not have been preplacing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I preplace?
may you preplace?
may she preplace?
may we preplace?
may you preplace?
may they preplace? 	may I be preplacing?
may you be preplacing?
may she be preplacing?
may we be preplacing?
may you be preplacing?
may they be preplacing? 	may I have preplaced?
may you have preplaced?
may she have preplaced?
may we have preplaced?
may you have preplaced?
may they have preplaced? 	may I have been preplacing?
may you have been preplacing?
may she have been preplacing?
may we have been preplacing?
may you have been preplacing?
may they have been preplacing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not preplace?
may you not preplace?
may she not preplace?
may we not preplace?
may you not preplace?
may they not preplace? 	may I not be preplacing?
may you not be preplacing?
may she not be preplacing?
may we not be preplacing?
may you not be preplacing?
may they not be preplacing? 	may I not have preplaced?
may you not have preplaced?
may she not have preplaced?
may we not have preplaced?
may you not have preplaced?
may they not have preplaced? 	may I not have been preplacing?
may you not have been preplacing?
may she not have been preplacing?
may we not have been preplacing?
may you not have been preplacing?
may they not have been preplacing?