may trace
Regular verb: trace - traced- traced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may trace
you may trace
he may trace
we may trace
you may trace
they may trace 	I may be tracing
you may be tracing
he may be tracing
we may be tracing
you may be tracing
they may be tracing	I may have traced
you may have traced
he may have traced
we may have traced
you may have traced
they may have traced	I may have been tracing
you may have been tracing
he may have been tracing
we may have been tracing
you may have been tracing
they may have been tracing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not trace
you may not trace
he may not trace
we may not trace
you may not trace
they may not trace 	I may not be tracing
you may not be tracing
he may not be tracing
we may not be tracing
you may not be tracing
they may not be tracing	I may not have traced
you may not have traced
he may not have traced
we may not have traced
you may not have traced
they may not have traced	I may not have been tracing
you may not have been tracing
he may not have been tracing
we may not have been tracing
you may not have been tracing
they may not have been tracing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I trace?
may you trace?
may he trace?
may we trace?
may you trace?
may they trace? 	may I be tracing?
may you be tracing?
may he be tracing?
may we be tracing?
may you be tracing?
may they be tracing? 	may I have traced?
may you have traced?
may he have traced?
may we have traced?
may you have traced?
may they have traced? 	may I have been tracing?
may you have been tracing?
may he have been tracing?
may we have been tracing?
may you have been tracing?
may they have been tracing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not trace?
may you not trace?
may he not trace?
may we not trace?
may you not trace?
may they not trace? 	may I not be tracing?
may you not be tracing?
may he not be tracing?
may we not be tracing?
may you not be tracing?
may they not be tracing? 	may I not have traced?
may you not have traced?
may he not have traced?
may we not have traced?
may you not have traced?
may they not have traced? 	may I not have been tracing?
may you not have been tracing?
may he not have been tracing?
may we not have been tracing?
may you not have been tracing?
may they not have been tracing?