English verb conjugation
CAN CARPOOL

Regular verb: carpool - carpooled - carpooled

Affirmation

Simple form	V-ing form
I can carpool you can carpool he can carpool we can carpool you can carpool they can carpool	I can be carpooling you can be carpooling he can be carpooling we can be carpooling you can be carpooling they can be carpooling
Perfect	V-ing perfect
I can have carpooled you can have carpooled he can have carpooled we can have carpooled you can have carpooled they can have carpooled	I can have been carpooling you can have been carpooling he can have been carpooling we can have been carpooling you can have been carpooling they can have been carpooling

Negation

Simple form	V-ing form
I can't carpool you can't carpool he can't carpool we can't carpool you can't carpool they can't carpool	I can't be carpooling you can't be carpooling he can't be carpooling we can't be carpooling you can't be carpooling they can't be carpooling
Perfect	V-ing perfect
I can't have carpooled you can't have carpooled he can't have carpooled we can't have carpooled you can't have carpooled they can't have carpooled	I can't have been carpooling you can't have been carpooling he can't have been carpooling we can't have been carpooling you can't have been carpooling they can't have been carpooling

Interrogative form

Simple form	V-ing form
can I carpool? can you carpool? can he carpool? can we carpool? can you carpool? can they carpool?	can I be carpooling? can you be carpooling? can he be carpooling? can we be carpooling? can you be carpooling? can they be carpooling?
Perfect	V-ing perfect
can I have carpooled? can you have carpooled? can he have carpooled? can we have carpooled? can you have carpooled? can they have carpooled?	can I have been carpooling? can you have been carpooling? can he have been carpooling? can we have been carpooling? can you have been carpooling? can they have been carpooling?

Interro-negative form

Simple form	V-ing form
can't I carpool? can't you carpool? can't he carpool? can't we carpool? can't you carpool? can't they carpool?	can't I be carpooling? can't you be carpooling? can't he be carpooling? can't we be carpooling? can't you be carpooling? can't they be carpooling?
Perfect	V-ing perfect
can't I have carpooled? can't you have carpooled? can't he have carpooled? can't we have carpooled? can't you have carpooled? can't they have carpooled?	can't I have been carpooling? can't you have been carpooling? can't he have been carpooling? can't we have been carpooling? can't you have been carpooling? can't they have been carpooling?