may preexamine
Regular verb: preexamine - preexamined- preexamined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may preexamine
you may preexamine
he may preexamine
we may preexamine
you may preexamine
they may preexamine 	I may be preexamining
you may be preexamining
he may be preexamining
we may be preexamining
you may be preexamining
they may be preexamining	I may have preexamined
you may have preexamined
he may have preexamined
we may have preexamined
you may have preexamined
they may have preexamined	I may have been preexamining
you may have been preexamining
he may have been preexamining
we may have been preexamining
you may have been preexamining
they may have been preexamining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not preexamine
you may not preexamine
he may not preexamine
we may not preexamine
you may not preexamine
they may not preexamine 	I may not be preexamining
you may not be preexamining
he may not be preexamining
we may not be preexamining
you may not be preexamining
they may not be preexamining	I may not have preexamined
you may not have preexamined
he may not have preexamined
we may not have preexamined
you may not have preexamined
they may not have preexamined	I may not have been preexamining
you may not have been preexamining
he may not have been preexamining
we may not have been preexamining
you may not have been preexamining
they may not have been preexamining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I preexamine?
may you preexamine?
may he preexamine?
may we preexamine?
may you preexamine?
may they preexamine? 	may I be preexamining?
may you be preexamining?
may he be preexamining?
may we be preexamining?
may you be preexamining?
may they be preexamining? 	may I have preexamined?
may you have preexamined?
may he have preexamined?
may we have preexamined?
may you have preexamined?
may they have preexamined? 	may I have been preexamining?
may you have been preexamining?
may he have been preexamining?
may we have been preexamining?
may you have been preexamining?
may they have been preexamining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not preexamine?
may you not preexamine?
may he not preexamine?
may we not preexamine?
may you not preexamine?
may they not preexamine? 	may I not be preexamining?
may you not be preexamining?
may he not be preexamining?
may we not be preexamining?
may you not be preexamining?
may they not be preexamining? 	may I not have preexamined?
may you not have preexamined?
may he not have preexamined?
may we not have preexamined?
may you not have preexamined?
may they not have preexamined? 	may I not have been preexamining?
may you not have been preexamining?
may he not have been preexamining?
may we not have been preexamining?
may you not have been preexamining?
may they not have been preexamining?