Conjugación del verbo inglés
CAN RUN

Verbo irregular: run - ran - run

Afirmación

Forma simple	Forma con V-ing
I can run you can run he can run we can run you can run they can run	I can be running you can be running he can be running we can be running you can be running they can be running
Perfecto	Perfecto con V-ing
I can have run you can have run he can have run we can have run you can have run they can have run	I can have been running you can have been running he can have been running we can have been running you can have been running they can have been running

Negación

Forma simple	Forma con V-ing
I can't run you can't run he can't run we can't run you can't run they can't run	I can't be running you can't be running he can't be running we can't be running you can't be running they can't be running
Perfecto	Perfecto con V-ing
I can't have run you can't have run he can't have run we can't have run you can't have run they can't have run	I can't have been running you can't have been running he can't have been running we can't have been running you can't have been running they can't have been running

Forma interrogativa

Forma simple	Forma con V-ing
can I run? can you run? can he run? can we run? can you run? can they run?	can I be running? can you be running? can he be running? can we be running? can you be running? can they be running?
Perfecto	Perfecto con V-ing
can I have run? can you have run? can he have run? can we have run? can you have run? can they have run?	can I have been running? can you have been running? can he have been running? can we have been running? can you have been running? can they have been running?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I run? can't you run? can't he run? can't we run? can't you run? can't they run?	can't I be running? can't you be running? can't he be running? can't we be running? can't you be running? can't they be running?
Perfecto	Perfecto con V-ing
can't I have run? can't you have run? can't he have run? can't we have run? can't you have run? can't they have run?	can't I have been running? can't you have been running? can't he have been running? can't we have been running? can't you have been running? can't they have been running?