may scan
Regular verb: scan - scanned- scanned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may scan
you may scan
she may scan
we may scan
you may scan
they may scan 	I may be scanning
you may be scanning
she may be scanning
we may be scanning
you may be scanning
they may be scanning	I may have scanned
you may have scanned
she may have scanned
we may have scanned
you may have scanned
they may have scanned	I may have been scanning
you may have been scanning
she may have been scanning
we may have been scanning
you may have been scanning
they may have been scanning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not scan
you may not scan
she may not scan
we may not scan
you may not scan
they may not scan 	I may not be scanning
you may not be scanning
she may not be scanning
we may not be scanning
you may not be scanning
they may not be scanning	I may not have scanned
you may not have scanned
she may not have scanned
we may not have scanned
you may not have scanned
they may not have scanned	I may not have been scanning
you may not have been scanning
she may not have been scanning
we may not have been scanning
you may not have been scanning
they may not have been scanning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I scan?
may you scan?
may she scan?
may we scan?
may you scan?
may they scan? 	may I be scanning?
may you be scanning?
may she be scanning?
may we be scanning?
may you be scanning?
may they be scanning? 	may I have scanned?
may you have scanned?
may she have scanned?
may we have scanned?
may you have scanned?
may they have scanned? 	may I have been scanning?
may you have been scanning?
may she have been scanning?
may we have been scanning?
may you have been scanning?
may they have been scanning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not scan?
may you not scan?
may she not scan?
may we not scan?
may you not scan?
may they not scan? 	may I not be scanning?
may you not be scanning?
may she not be scanning?
may we not be scanning?
may you not be scanning?
may they not be scanning? 	may I not have scanned?
may you not have scanned?
may she not have scanned?
may we not have scanned?
may you not have scanned?
may they not have scanned? 	may I not have been scanning?
may you not have been scanning?
may she not have been scanning?
may we not have been scanning?
may you not have been scanning?
may they not have been scanning?