English verb conjugation
COULD RIGHTSISE

Regular verb: rightsise - rightsised - rightsised

Affirmation

Simple form	V-ing form
I could rightsise you could rightsise he could rightsise we could rightsise you could rightsise they could rightsise	I could be rightsising you could be rightsising he could be rightsising we could be rightsising you could be rightsising they could be rightsising
Perfect	V-ing perfect
I could have rightsised you could have rightsised he could have rightsised we could have rightsised you could have rightsised they could have rightsised	I could have been rightsising you could have been rightsising he could have been rightsising we could have been rightsising you could have been rightsising they could have been rightsising

Negation

Simple form	V-ing form
I couldn't rightsise you couldn't rightsise he couldn't rightsise we couldn't rightsise you couldn't rightsise they couldn't rightsise	I couldn't be rightsising you couldn't be rightsising he couldn't be rightsising we couldn't be rightsising you couldn't be rightsising they couldn't be rightsising
Perfect	V-ing perfect
I couldn't have rightsised you couldn't have rightsised he couldn't have rightsised we couldn't have rightsised you couldn't have rightsised they couldn't have rightsised	I couldn't have been rightsising you couldn't have been rightsising he couldn't have been rightsising we couldn't have been rightsising you couldn't have been rightsising they couldn't have been rightsising

Interrogative form

Simple form	V-ing form
could I rightsise? could you rightsise? could he rightsise? could we rightsise? could you rightsise? could they rightsise?	could I be rightsising? could you be rightsising? could he be rightsising? could we be rightsising? could you be rightsising? could they be rightsising?
Perfect	V-ing perfect
could I have rightsised? could you have rightsised? could he have rightsised? could we have rightsised? could you have rightsised? could they have rightsised?	could I have been rightsising? could you have been rightsising? could he have been rightsising? could we have been rightsising? could you have been rightsising? could they have been rightsising?

Interro-negative form

Simple form	V-ing form
couldn't I rightsise? couldn't you rightsise? couldn't he rightsise? couldn't we rightsise? couldn't you rightsise? couldn't they rightsise?	couldn't I be rightsising? couldn't you be rightsising? couldn't he be rightsising? couldn't we be rightsising? couldn't you be rightsising? couldn't they be rightsising?
Perfect	V-ing perfect
couldn't I have rightsised? couldn't you have rightsised? couldn't he have rightsised? couldn't we have rightsised? couldn't you have rightsised? couldn't they have rightsised?	couldn't I have been rightsising? couldn't you have been rightsising? couldn't he have been rightsising? couldn't we have been rightsising? couldn't you have been rightsising? couldn't they have been rightsising?