English verb conjugation
COULD FRAGMENT

Regular verb: fragment - fragmented - fragmented

Affirmation

Simple form	V-ing form
I could fragment you could fragment he could fragment we could fragment you could fragment they could fragment	I could be fragmenting you could be fragmenting he could be fragmenting we could be fragmenting you could be fragmenting they could be fragmenting
Perfect	V-ing perfect
I could have fragmented you could have fragmented he could have fragmented we could have fragmented you could have fragmented they could have fragmented	I could have been fragmenting you could have been fragmenting he could have been fragmenting we could have been fragmenting you could have been fragmenting they could have been fragmenting

Negation

Simple form	V-ing form
I couldn't fragment you couldn't fragment he couldn't fragment we couldn't fragment you couldn't fragment they couldn't fragment	I couldn't be fragmenting you couldn't be fragmenting he couldn't be fragmenting we couldn't be fragmenting you couldn't be fragmenting they couldn't be fragmenting
Perfect	V-ing perfect
I couldn't have fragmented you couldn't have fragmented he couldn't have fragmented we couldn't have fragmented you couldn't have fragmented they couldn't have fragmented	I couldn't have been fragmenting you couldn't have been fragmenting he couldn't have been fragmenting we couldn't have been fragmenting you couldn't have been fragmenting they couldn't have been fragmenting

Interrogative form

Simple form	V-ing form
could I fragment? could you fragment? could he fragment? could we fragment? could you fragment? could they fragment?	could I be fragmenting? could you be fragmenting? could he be fragmenting? could we be fragmenting? could you be fragmenting? could they be fragmenting?
Perfect	V-ing perfect
could I have fragmented? could you have fragmented? could he have fragmented? could we have fragmented? could you have fragmented? could they have fragmented?	could I have been fragmenting? could you have been fragmenting? could he have been fragmenting? could we have been fragmenting? could you have been fragmenting? could they have been fragmenting?

Interro-negative form

Simple form	V-ing form
couldn't I fragment? couldn't you fragment? couldn't he fragment? couldn't we fragment? couldn't you fragment? couldn't they fragment?	couldn't I be fragmenting? couldn't you be fragmenting? couldn't he be fragmenting? couldn't we be fragmenting? couldn't you be fragmenting? couldn't they be fragmenting?
Perfect	V-ing perfect
couldn't I have fragmented? couldn't you have fragmented? couldn't he have fragmented? couldn't we have fragmented? couldn't you have fragmented? couldn't they have fragmented?	couldn't I have been fragmenting? couldn't you have been fragmenting? couldn't he have been fragmenting? couldn't we have been fragmenting? couldn't you have been fragmenting? couldn't they have been fragmenting?