English verb conjugation
CAN SPEED

Irregular verb: speed - sped - sped

Affirmation

Simple form	V-ing form
I can speed you can speed he can speed we can speed you can speed they can speed	I can be speeding you can be speeding he can be speeding we can be speeding you can be speeding they can be speeding
Perfect	V-ing perfect
I can have sped you can have sped he can have sped we can have sped you can have sped they can have sped	I can have been speeding you can have been speeding he can have been speeding we can have been speeding you can have been speeding they can have been speeding

Negation

Simple form	V-ing form
I cannot speed you cannot speed he cannot speed we cannot speed you cannot speed they cannot speed	I cannot be speeding you cannot be speeding he cannot be speeding we cannot be speeding you cannot be speeding they cannot be speeding
Perfect	V-ing perfect
I cannot have sped you cannot have sped he cannot have sped we cannot have sped you cannot have sped they cannot have sped	I cannot have been speeding you cannot have been speeding he cannot have been speeding we cannot have been speeding you cannot have been speeding they cannot have been speeding

Interrogative form

Simple form	V-ing form
can I speed? can you speed? can he speed? can we speed? can you speed? can they speed?	can I be speeding? can you be speeding? can he be speeding? can we be speeding? can you be speeding? can they be speeding?
Perfect	V-ing perfect
can I have sped? can you have sped? can he have sped? can we have sped? can you have sped? can they have sped?	can I have been speeding? can you have been speeding? can he have been speeding? can we have been speeding? can you have been speeding? can they have been speeding?

Interro-negative form

Simple form	V-ing form
can I not speed? can you not speed? can he not speed? can we not speed? can you not speed? can they not speed?	can I not be speeding? can you not be speeding? can he not be speeding? can we not be speeding? can you not be speeding? can they not be speeding?
Perfect	V-ing perfect
can I not have sped? can you not have sped? can he not have sped? can we not have sped? can you not have sped? can they not have sped?	can I not have been speeding? can you not have been speeding? can he not have been speeding? can we not have been speeding? can you not have been speeding? can they not have been speeding?