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 can't speed you can't speed he can't speed we can't speed you can't speed they can't speed	I can't be speeding you can't be speeding he can't be speeding we can't be speeding you can't be speeding they can't be speeding
Perfect	V-ing perfect
I can't have sped you can't have sped he can't have sped we can't have sped you can't have sped they can't have sped	I can't have been speeding you can't have been speeding he can't have been speeding we can't have been speeding you can't have been speeding they can't 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't I speed? can't you speed? can't he speed? can't we speed? can't you speed? can't they speed?	can't I be speeding? can't you be speeding? can't he be speeding? can't we be speeding? can't you be speeding? can't they be speeding?
Perfect	V-ing perfect
can't I have sped? can't you have sped? can't he have sped? can't we have sped? can't you have sped? can't they have sped?	can't I have been speeding? can't you have been speeding? can't he have been speeding? can't we have been speeding? can't you have been speeding? can't they have been speeding?