English verb conjugation
COULD DEFRAGMENT

Regular verb: defragment - defragmented - defragmented

Affirmation

Simple form	V-ing form
I could defragment you could defragment he could defragment we could defragment you could defragment they could defragment	I could be defragmenting you could be defragmenting he could be defragmenting we could be defragmenting you could be defragmenting they could be defragmenting
Perfect	V-ing perfect
I could have defragmented you could have defragmented he could have defragmented we could have defragmented you could have defragmented they could have defragmented	I could have been defragmenting you could have been defragmenting he could have been defragmenting we could have been defragmenting you could have been defragmenting they could have been defragmenting

Negation

Simple form	V-ing form
I couldn't defragment you couldn't defragment he couldn't defragment we couldn't defragment you couldn't defragment they couldn't defragment	I couldn't be defragmenting you couldn't be defragmenting he couldn't be defragmenting we couldn't be defragmenting you couldn't be defragmenting they couldn't be defragmenting
Perfect	V-ing perfect
I couldn't have defragmented you couldn't have defragmented he couldn't have defragmented we couldn't have defragmented you couldn't have defragmented they couldn't have defragmented	I couldn't have been defragmenting you couldn't have been defragmenting he couldn't have been defragmenting we couldn't have been defragmenting you couldn't have been defragmenting they couldn't have been defragmenting

Interrogative form

Simple form	V-ing form
could I defragment? could you defragment? could he defragment? could we defragment? could you defragment? could they defragment?	could I be defragmenting? could you be defragmenting? could he be defragmenting? could we be defragmenting? could you be defragmenting? could they be defragmenting?
Perfect	V-ing perfect
could I have defragmented? could you have defragmented? could he have defragmented? could we have defragmented? could you have defragmented? could they have defragmented?	could I have been defragmenting? could you have been defragmenting? could he have been defragmenting? could we have been defragmenting? could you have been defragmenting? could they have been defragmenting?

Interro-negative form

Simple form	V-ing form
couldn't I defragment? couldn't you defragment? couldn't he defragment? couldn't we defragment? couldn't you defragment? couldn't they defragment?	couldn't I be defragmenting? couldn't you be defragmenting? couldn't he be defragmenting? couldn't we be defragmenting? couldn't you be defragmenting? couldn't they be defragmenting?
Perfect	V-ing perfect
couldn't I have defragmented? couldn't you have defragmented? couldn't he have defragmented? couldn't we have defragmented? couldn't you have defragmented? couldn't they have defragmented?	couldn't I have been defragmenting? couldn't you have been defragmenting? couldn't he have been defragmenting? couldn't we have been defragmenting? couldn't you have been defragmenting? couldn't they have been defragmenting?