I could exaggerate you could exaggerate she could exaggerate we could exaggerate you could exaggerate they could exaggerate
V-ing form
I could be exaggerating you could be exaggerating she could be exaggerating we could be exaggerating you could be exaggerating they could be exaggerating
Perfect
I could have exaggerated you could have exaggerated she could have exaggerated we could have exaggerated you could have exaggerated they could have exaggerated
V-ing perfect
I could have been exaggerating you could have been exaggerating she could have been exaggerating we could have been exaggerating you could have been exaggerating they could have been exaggerating
Negation
Simple form
I couldn't exaggerate you couldn't exaggerate she couldn't exaggerate we couldn't exaggerate you couldn't exaggerate they couldn't exaggerate
V-ing form
I couldn't be exaggerating you couldn't be exaggerating she couldn't be exaggerating we couldn't be exaggerating you couldn't be exaggerating they couldn't be exaggerating
Perfect
I couldn't have exaggerated you couldn't have exaggerated she couldn't have exaggerated we couldn't have exaggerated you couldn't have exaggerated they couldn't have exaggerated
V-ing perfect
I couldn't have been exaggerating you couldn't have been exaggerating she couldn't have been exaggerating we couldn't have been exaggerating you couldn't have been exaggerating they couldn't have been exaggerating
Interrogative form
Simple form
could I exaggerate? could you exaggerate? could she exaggerate? could we exaggerate? could you exaggerate? could they exaggerate?
V-ing form
could I be exaggerating? could you be exaggerating? could she be exaggerating? could we be exaggerating? could you be exaggerating? could they be exaggerating?
Perfect
could I have exaggerated? could you have exaggerated? could she have exaggerated? could we have exaggerated? could you have exaggerated? could they have exaggerated?
V-ing perfect
could I have been exaggerating? could you have been exaggerating? could she have been exaggerating? could we have been exaggerating? could you have been exaggerating? could they have been exaggerating?
Interro-negative form
Simple form
couldn't I exaggerate? couldn't you exaggerate? couldn't she exaggerate? couldn't we exaggerate? couldn't you exaggerate? couldn't they exaggerate?
V-ing form
couldn't I be exaggerating? couldn't you be exaggerating? couldn't she be exaggerating? couldn't we be exaggerating? couldn't you be exaggerating? couldn't they be exaggerating?
Perfect
couldn't I have exaggerated? couldn't you have exaggerated? couldn't she have exaggerated? couldn't we have exaggerated? couldn't you have exaggerated? couldn't they have exaggerated?
V-ing perfect
couldn't I have been exaggerating? couldn't you have been exaggerating? couldn't she have been exaggerating? couldn't we have been exaggerating? couldn't you have been exaggerating? couldn't they have been exaggerating?