English verb conjugation
CAN LIASE

Regular verb: liase - liased - liased

Affirmation

Simple form	V-ing form
I can liase you can liase he can liase we can liase you can liase they can liase	I can be liasing you can be liasing he can be liasing we can be liasing you can be liasing they can be liasing
Perfect	V-ing perfect
I can have liased you can have liased he can have liased we can have liased you can have liased they can have liased	I can have been liasing you can have been liasing he can have been liasing we can have been liasing you can have been liasing they can have been liasing

Negation

Simple form	V-ing form
I can't liase you can't liase he can't liase we can't liase you can't liase they can't liase	I can't be liasing you can't be liasing he can't be liasing we can't be liasing you can't be liasing they can't be liasing
Perfect	V-ing perfect
I can't have liased you can't have liased he can't have liased we can't have liased you can't have liased they can't have liased	I can't have been liasing you can't have been liasing he can't have been liasing we can't have been liasing you can't have been liasing they can't have been liasing

Interrogative form

Simple form	V-ing form
can I liase? can you liase? can he liase? can we liase? can you liase? can they liase?	can I be liasing? can you be liasing? can he be liasing? can we be liasing? can you be liasing? can they be liasing?
Perfect	V-ing perfect
can I have liased? can you have liased? can he have liased? can we have liased? can you have liased? can they have liased?	can I have been liasing? can you have been liasing? can he have been liasing? can we have been liasing? can you have been liasing? can they have been liasing?

Interro-negative form

Simple form	V-ing form
can't I liase? can't you liase? can't he liase? can't we liase? can't you liase? can't they liase?	can't I be liasing? can't you be liasing? can't he be liasing? can't we be liasing? can't you be liasing? can't they be liasing?
Perfect	V-ing perfect
can't I have liased? can't you have liased? can't he have liased? can't we have liased? can't you have liased? can't they have liased?	can't I have been liasing? can't you have been liasing? can't he have been liasing? can't we have been liasing? can't you have been liasing? can't they have been liasing?