English verb conjugation
COULD STREAK

Regular verb: streak - streaked - streaked

Affirmation

Simple form	V-ing form
I could streak you could streak she could streak we could streak you could streak they could streak	I could be streaking you could be streaking she could be streaking we could be streaking you could be streaking they could be streaking
Perfect	V-ing perfect
I could have streaked you could have streaked she could have streaked we could have streaked you could have streaked they could have streaked	I could have been streaking you could have been streaking she could have been streaking we could have been streaking you could have been streaking they could have been streaking

Negation

Simple form	V-ing form
I could not streak you could not streak she could not streak we could not streak you could not streak they could not streak	I could not be streaking you could not be streaking she could not be streaking we could not be streaking you could not be streaking they could not be streaking
Perfect	V-ing perfect
I could not have streaked you could not have streaked she could not have streaked we could not have streaked you could not have streaked they could not have streaked	I could not have been streaking you could not have been streaking she could not have been streaking we could not have been streaking you could not have been streaking they could not have been streaking

Interrogative form

Simple form	V-ing form
could I streak? could you streak? could she streak? could we streak? could you streak? could they streak?	could I be streaking? could you be streaking? could she be streaking? could we be streaking? could you be streaking? could they be streaking?
Perfect	V-ing perfect
could I have streaked? could you have streaked? could she have streaked? could we have streaked? could you have streaked? could they have streaked?	could I have been streaking? could you have been streaking? could she have been streaking? could we have been streaking? could you have been streaking? could they have been streaking?

Interro-negative form

Simple form	V-ing form
could I not streak? could you not streak? could she not streak? could we not streak? could you not streak? could they not streak?	could I not be streaking? could you not be streaking? could she not be streaking? could we not be streaking? could you not be streaking? could they not be streaking?
Perfect	V-ing perfect
could I not have streaked? could you not have streaked? could she not have streaked? could we not have streaked? could you not have streaked? could they not have streaked?	could I not have been streaking? could you not have been streaking? could she not have been streaking? could we not have been streaking? could you not have been streaking? could they not have been streaking?