may dredge
Regular verb: dredge - dredged- dredged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may dredge
you may dredge
he may dredge
we may dredge
you may dredge
they may dredge 	I may be dredging
you may be dredging
he may be dredging
we may be dredging
you may be dredging
they may be dredging	I may have dredged
you may have dredged
he may have dredged
we may have dredged
you may have dredged
they may have dredged	I may have been dredging
you may have been dredging
he may have been dredging
we may have been dredging
you may have been dredging
they may have been dredging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't dredge
you mayn't dredge
he mayn't dredge
we mayn't dredge
you mayn't dredge
they mayn't dredge 	I mayn't be dredging
you mayn't be dredging
he mayn't be dredging
we mayn't be dredging
you mayn't be dredging
they mayn't be dredging	I mayn't have dredged
you mayn't have dredged
he mayn't have dredged
we mayn't have dredged
you mayn't have dredged
they mayn't have dredged	I mayn't have been dredging
you mayn't have been dredging
he mayn't have been dredging
we mayn't have been dredging
you mayn't have been dredging
they mayn't have been dredging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I dredge?
may you dredge?
may he dredge?
may we dredge?
may you dredge?
may they dredge? 	may I be dredging?
may you be dredging?
may he be dredging?
may we be dredging?
may you be dredging?
may they be dredging? 	may I have dredged?
may you have dredged?
may he have dredged?
may we have dredged?
may you have dredged?
may they have dredged? 	may I have been dredging?
may you have been dredging?
may he have been dredging?
may we have been dredging?
may you have been dredging?
may they have been dredging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I dredge?
mayn't you dredge?
mayn't he dredge?
mayn't we dredge?
mayn't you dredge?
mayn't they dredge? 	mayn't I be dredging?
mayn't you be dredging?
mayn't he be dredging?
mayn't we be dredging?
mayn't you be dredging?
mayn't they be dredging? 	mayn't I have dredged?
mayn't you have dredged?
mayn't he have dredged?
mayn't we have dredged?
mayn't you have dredged?
mayn't they have dredged? 	mayn't I have been dredging?
mayn't you have been dredging?
mayn't he have been dredging?
mayn't we have been dredging?
mayn't you have been dredging?
mayn't they have been dredging?