may sight-read
Irregular verb: sight-read - sight-read- sight-read

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may sight-read
you may sight-read
he may sight-read
we may sight-read
you may sight-read
they may sight-read 	I may be sight-reading
you may be sight-reading
he may be sight-reading
we may be sight-reading
you may be sight-reading
they may be sight-reading	I may have sight-read
you may have sight-read
he may have sight-read
we may have sight-read
you may have sight-read
they may have sight-read	I may have been sight-reading
you may have been sight-reading
he may have been sight-reading
we may have been sight-reading
you may have been sight-reading
they may have been sight-reading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't sight-read
you mayn't sight-read
he mayn't sight-read
we mayn't sight-read
you mayn't sight-read
they mayn't sight-read 	I mayn't be sight-reading
you mayn't be sight-reading
he mayn't be sight-reading
we mayn't be sight-reading
you mayn't be sight-reading
they mayn't be sight-reading	I mayn't have sight-read
you mayn't have sight-read
he mayn't have sight-read
we mayn't have sight-read
you mayn't have sight-read
they mayn't have sight-read	I mayn't have been sight-reading
you mayn't have been sight-reading
he mayn't have been sight-reading
we mayn't have been sight-reading
you mayn't have been sight-reading
they mayn't have been sight-reading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I sight-read?
may you sight-read?
may he sight-read?
may we sight-read?
may you sight-read?
may they sight-read? 	may I be sight-reading?
may you be sight-reading?
may he be sight-reading?
may we be sight-reading?
may you be sight-reading?
may they be sight-reading? 	may I have sight-read?
may you have sight-read?
may he have sight-read?
may we have sight-read?
may you have sight-read?
may they have sight-read? 	may I have been sight-reading?
may you have been sight-reading?
may he have been sight-reading?
may we have been sight-reading?
may you have been sight-reading?
may they have been sight-reading? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I sight-read?
mayn't you sight-read?
mayn't he sight-read?
mayn't we sight-read?
mayn't you sight-read?
mayn't they sight-read? 	mayn't I be sight-reading?
mayn't you be sight-reading?
mayn't he be sight-reading?
mayn't we be sight-reading?
mayn't you be sight-reading?
mayn't they be sight-reading? 	mayn't I have sight-read?
mayn't you have sight-read?
mayn't he have sight-read?
mayn't we have sight-read?
mayn't you have sight-read?
mayn't they have sight-read? 	mayn't I have been sight-reading?
mayn't you have been sight-reading?
mayn't he have been sight-reading?
mayn't we have been sight-reading?
mayn't you have been sight-reading?
mayn't they have been sight-reading?