may shadow
Regular verb: shadow - shadowed- shadowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may shadow
you may shadow
he may shadow
we may shadow
you may shadow
they may shadow 	I may be shadowing
you may be shadowing
he may be shadowing
we may be shadowing
you may be shadowing
they may be shadowing	I may have shadowed
you may have shadowed
he may have shadowed
we may have shadowed
you may have shadowed
they may have shadowed	I may have been shadowing
you may have been shadowing
he may have been shadowing
we may have been shadowing
you may have been shadowing
they may have been shadowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not shadow
you may not shadow
he may not shadow
we may not shadow
you may not shadow
they may not shadow 	I may not be shadowing
you may not be shadowing
he may not be shadowing
we may not be shadowing
you may not be shadowing
they may not be shadowing	I may not have shadowed
you may not have shadowed
he may not have shadowed
we may not have shadowed
you may not have shadowed
they may not have shadowed	I may not have been shadowing
you may not have been shadowing
he may not have been shadowing
we may not have been shadowing
you may not have been shadowing
they may not have been shadowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I shadow?
may you shadow?
may he shadow?
may we shadow?
may you shadow?
may they shadow? 	may I be shadowing?
may you be shadowing?
may he be shadowing?
may we be shadowing?
may you be shadowing?
may they be shadowing? 	may I have shadowed?
may you have shadowed?
may he have shadowed?
may we have shadowed?
may you have shadowed?
may they have shadowed? 	may I have been shadowing?
may you have been shadowing?
may he have been shadowing?
may we have been shadowing?
may you have been shadowing?
may they have been shadowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not shadow?
may you not shadow?
may he not shadow?
may we not shadow?
may you not shadow?
may they not shadow? 	may I not be shadowing?
may you not be shadowing?
may he not be shadowing?
may we not be shadowing?
may you not be shadowing?
may they not be shadowing? 	may I not have shadowed?
may you not have shadowed?
may he not have shadowed?
may we not have shadowed?
may you not have shadowed?
may they not have shadowed? 	may I not have been shadowing?
may you not have been shadowing?
may he not have been shadowing?
may we not have been shadowing?
may you not have been shadowing?
may they not have been shadowing?