English verb conjugation
COULD PLUNDER

Regular verb: plunder - plundered - plundered

Affirmation

Simple form	V-ing form
I could plunder you could plunder she could plunder we could plunder you could plunder they could plunder	I could be plundering you could be plundering she could be plundering we could be plundering you could be plundering they could be plundering
Perfect	V-ing perfect
I could have plundered you could have plundered she could have plundered we could have plundered you could have plundered they could have plundered	I could have been plundering you could have been plundering she could have been plundering we could have been plundering you could have been plundering they could have been plundering

Negation

Simple form	V-ing form
I couldn't plunder you couldn't plunder she couldn't plunder we couldn't plunder you couldn't plunder they couldn't plunder	I couldn't be plundering you couldn't be plundering she couldn't be plundering we couldn't be plundering you couldn't be plundering they couldn't be plundering
Perfect	V-ing perfect
I couldn't have plundered you couldn't have plundered she couldn't have plundered we couldn't have plundered you couldn't have plundered they couldn't have plundered	I couldn't have been plundering you couldn't have been plundering she couldn't have been plundering we couldn't have been plundering you couldn't have been plundering they couldn't have been plundering

Interrogative form

Simple form	V-ing form
could I plunder? could you plunder? could she plunder? could we plunder? could you plunder? could they plunder?	could I be plundering? could you be plundering? could she be plundering? could we be plundering? could you be plundering? could they be plundering?
Perfect	V-ing perfect
could I have plundered? could you have plundered? could she have plundered? could we have plundered? could you have plundered? could they have plundered?	could I have been plundering? could you have been plundering? could she have been plundering? could we have been plundering? could you have been plundering? could they have been plundering?

Interro-negative form

Simple form	V-ing form
couldn't I plunder? couldn't you plunder? couldn't she plunder? couldn't we plunder? couldn't you plunder? couldn't they plunder?	couldn't I be plundering? couldn't you be plundering? couldn't she be plundering? couldn't we be plundering? couldn't you be plundering? couldn't they be plundering?
Perfect	V-ing perfect
couldn't I have plundered? couldn't you have plundered? couldn't she have plundered? couldn't we have plundered? couldn't you have plundered? couldn't they have plundered?	couldn't I have been plundering? couldn't you have been plundering? couldn't she have been plundering? couldn't we have been plundering? couldn't you have been plundering? couldn't they have been plundering?