may appear
Regular verb: appear - appeared- appeared

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may appear
you may appear
she may appear
we may appear
you may appear
they may appear 	I may be appearing
you may be appearing
she may be appearing
we may be appearing
you may be appearing
they may be appearing	I may have appeared
you may have appeared
she may have appeared
we may have appeared
you may have appeared
they may have appeared	I may have been appearing
you may have been appearing
she may have been appearing
we may have been appearing
you may have been appearing
they may have been appearing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not appear
you may not appear
she may not appear
we may not appear
you may not appear
they may not appear 	I may not be appearing
you may not be appearing
she may not be appearing
we may not be appearing
you may not be appearing
they may not be appearing	I may not have appeared
you may not have appeared
she may not have appeared
we may not have appeared
you may not have appeared
they may not have appeared	I may not have been appearing
you may not have been appearing
she may not have been appearing
we may not have been appearing
you may not have been appearing
they may not have been appearing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I appear?
may you appear?
may she appear?
may we appear?
may you appear?
may they appear? 	may I be appearing?
may you be appearing?
may she be appearing?
may we be appearing?
may you be appearing?
may they be appearing? 	may I have appeared?
may you have appeared?
may she have appeared?
may we have appeared?
may you have appeared?
may they have appeared? 	may I have been appearing?
may you have been appearing?
may she have been appearing?
may we have been appearing?
may you have been appearing?
may they have been appearing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not appear?
may you not appear?
may she not appear?
may we not appear?
may you not appear?
may they not appear? 	may I not be appearing?
may you not be appearing?
may she not be appearing?
may we not be appearing?
may you not be appearing?
may they not be appearing? 	may I not have appeared?
may you not have appeared?
may she not have appeared?
may we not have appeared?
may you not have appeared?
may they not have appeared? 	may I not have been appearing?
may you not have been appearing?
may she not have been appearing?
may we not have been appearing?
may you not have been appearing?
may they not have been appearing?