English verb conjugation
COULD PRE-EMPT

Regular verb: pre-empt - pre-empted - pre-empted

Affirmation

Simple form	V-ing form
I could pre-empt you could pre-empt he could pre-empt we could pre-empt you could pre-empt they could pre-empt	I could be pre-empting you could be pre-empting he could be pre-empting we could be pre-empting you could be pre-empting they could be pre-empting
Perfect	V-ing perfect
I could have pre-empted you could have pre-empted he could have pre-empted we could have pre-empted you could have pre-empted they could have pre-empted	I could have been pre-empting you could have been pre-empting he could have been pre-empting we could have been pre-empting you could have been pre-empting they could have been pre-empting

Negation

Simple form	V-ing form
I couldn't pre-empt you couldn't pre-empt he couldn't pre-empt we couldn't pre-empt you couldn't pre-empt they couldn't pre-empt	I couldn't be pre-empting you couldn't be pre-empting he couldn't be pre-empting we couldn't be pre-empting you couldn't be pre-empting they couldn't be pre-empting
Perfect	V-ing perfect
I couldn't have pre-empted you couldn't have pre-empted he couldn't have pre-empted we couldn't have pre-empted you couldn't have pre-empted they couldn't have pre-empted	I couldn't have been pre-empting you couldn't have been pre-empting he couldn't have been pre-empting we couldn't have been pre-empting you couldn't have been pre-empting they couldn't have been pre-empting

Interrogative form

Simple form	V-ing form
could I pre-empt? could you pre-empt? could he pre-empt? could we pre-empt? could you pre-empt? could they pre-empt?	could I be pre-empting? could you be pre-empting? could he be pre-empting? could we be pre-empting? could you be pre-empting? could they be pre-empting?
Perfect	V-ing perfect
could I have pre-empted? could you have pre-empted? could he have pre-empted? could we have pre-empted? could you have pre-empted? could they have pre-empted?	could I have been pre-empting? could you have been pre-empting? could he have been pre-empting? could we have been pre-empting? could you have been pre-empting? could they have been pre-empting?

Interro-negative form

Simple form	V-ing form
couldn't I pre-empt? couldn't you pre-empt? couldn't he pre-empt? couldn't we pre-empt? couldn't you pre-empt? couldn't they pre-empt?	couldn't I be pre-empting? couldn't you be pre-empting? couldn't he be pre-empting? couldn't we be pre-empting? couldn't you be pre-empting? couldn't they be pre-empting?
Perfect	V-ing perfect
couldn't I have pre-empted? couldn't you have pre-empted? couldn't he have pre-empted? couldn't we have pre-empted? couldn't you have pre-empted? couldn't they have pre-empted?	couldn't I have been pre-empting? couldn't you have been pre-empting? couldn't he have been pre-empting? couldn't we have been pre-empting? couldn't you have been pre-empting? couldn't they have been pre-empting?