may liaise
Regular verb: liaise - liaised- liaised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may liaise
you may liaise
he may liaise
we may liaise
you may liaise
they may liaise 	I may be liaising
you may be liaising
he may be liaising
we may be liaising
you may be liaising
they may be liaising	I may have liaised
you may have liaised
he may have liaised
we may have liaised
you may have liaised
they may have liaised	I may have been liaising
you may have been liaising
he may have been liaising
we may have been liaising
you may have been liaising
they may have been liaising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't liaise
you mayn't liaise
he mayn't liaise
we mayn't liaise
you mayn't liaise
they mayn't liaise 	I mayn't be liaising
you mayn't be liaising
he mayn't be liaising
we mayn't be liaising
you mayn't be liaising
they mayn't be liaising	I mayn't have liaised
you mayn't have liaised
he mayn't have liaised
we mayn't have liaised
you mayn't have liaised
they mayn't have liaised	I mayn't have been liaising
you mayn't have been liaising
he mayn't have been liaising
we mayn't have been liaising
you mayn't have been liaising
they mayn't have been liaising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I liaise?
may you liaise?
may he liaise?
may we liaise?
may you liaise?
may they liaise? 	may I be liaising?
may you be liaising?
may he be liaising?
may we be liaising?
may you be liaising?
may they be liaising? 	may I have liaised?
may you have liaised?
may he have liaised?
may we have liaised?
may you have liaised?
may they have liaised? 	may I have been liaising?
may you have been liaising?
may he have been liaising?
may we have been liaising?
may you have been liaising?
may they have been liaising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I liaise?
mayn't you liaise?
mayn't he liaise?
mayn't we liaise?
mayn't you liaise?
mayn't they liaise? 	mayn't I be liaising?
mayn't you be liaising?
mayn't he be liaising?
mayn't we be liaising?
mayn't you be liaising?
mayn't they be liaising? 	mayn't I have liaised?
mayn't you have liaised?
mayn't he have liaised?
mayn't we have liaised?
mayn't you have liaised?
mayn't they have liaised? 	mayn't I have been liaising?
mayn't you have been liaising?
mayn't he have been liaising?
mayn't we have been liaising?
mayn't you have been liaising?
mayn't they have been liaising?