English verb conjugation
COULD RECIRCULATE

Regular verb: recirculate - recirculated - recirculated

Affirmation

Simple form	V-ing form
I could recirculate you could recirculate she could recirculate we could recirculate you could recirculate they could recirculate	I could be recirculating you could be recirculating she could be recirculating we could be recirculating you could be recirculating they could be recirculating
Perfect	V-ing perfect
I could have recirculated you could have recirculated she could have recirculated we could have recirculated you could have recirculated they could have recirculated	I could have been recirculating you could have been recirculating she could have been recirculating we could have been recirculating you could have been recirculating they could have been recirculating

Negation

Simple form	V-ing form
I couldn't recirculate you couldn't recirculate she couldn't recirculate we couldn't recirculate you couldn't recirculate they couldn't recirculate	I couldn't be recirculating you couldn't be recirculating she couldn't be recirculating we couldn't be recirculating you couldn't be recirculating they couldn't be recirculating
Perfect	V-ing perfect
I couldn't have recirculated you couldn't have recirculated she couldn't have recirculated we couldn't have recirculated you couldn't have recirculated they couldn't have recirculated	I couldn't have been recirculating you couldn't have been recirculating she couldn't have been recirculating we couldn't have been recirculating you couldn't have been recirculating they couldn't have been recirculating

Interrogative form

Simple form	V-ing form
could I recirculate? could you recirculate? could she recirculate? could we recirculate? could you recirculate? could they recirculate?	could I be recirculating? could you be recirculating? could she be recirculating? could we be recirculating? could you be recirculating? could they be recirculating?
Perfect	V-ing perfect
could I have recirculated? could you have recirculated? could she have recirculated? could we have recirculated? could you have recirculated? could they have recirculated?	could I have been recirculating? could you have been recirculating? could she have been recirculating? could we have been recirculating? could you have been recirculating? could they have been recirculating?

Interro-negative form

Simple form	V-ing form
couldn't I recirculate? couldn't you recirculate? couldn't she recirculate? couldn't we recirculate? couldn't you recirculate? couldn't they recirculate?	couldn't I be recirculating? couldn't you be recirculating? couldn't she be recirculating? couldn't we be recirculating? couldn't you be recirculating? couldn't they be recirculating?
Perfect	V-ing perfect
couldn't I have recirculated? couldn't you have recirculated? couldn't she have recirculated? couldn't we have recirculated? couldn't you have recirculated? couldn't they have recirculated?	couldn't I have been recirculating? couldn't you have been recirculating? couldn't she have been recirculating? couldn't we have been recirculating? couldn't you have been recirculating? couldn't they have been recirculating?