I can run you can run she can run we can run you can run they can run
Forma com V-ing
I can be running you can be running she can be running we can be running you can be running they can be running
Perfeito
I can have run you can have run she can have run we can have run you can have run they can have run
Perfeito com V-ing
I can have been running you can have been running she can have been running we can have been running you can have been running they can have been running
Negação
Forma simple
I cannot run you cannot run she cannot run we cannot run you cannot run they cannot run
Forma com V-ing
I cannot be running you cannot be running she cannot be running we cannot be running you cannot be running they cannot be running
Perfeito
I cannot have run you cannot have run she cannot have run we cannot have run you cannot have run they cannot have run
Perfeito com V-ing
I cannot have been running you cannot have been running she cannot have been running we cannot have been running you cannot have been running they cannot have been running
Forma interrogativa
Forma simple
can I run? can you run? can she run? can we run? can you run? can they run?
Forma com V-ing
can I be running? can you be running? can she be running? can we be running? can you be running? can they be running?
Perfeito
can I have run? can you have run? can she have run? can we have run? can you have run? can they have run?
Perfeito com V-ing
can I have been running? can you have been running? can she have been running? can we have been running? can you have been running? can they have been running?
Forma interro-Negação
Forma simple
can I not run? can you not run? can she not run? can we not run? can you not run? can they not run?
Forma com V-ing
can I not be running? can you not be running? can she not be running? can we not be running? can you not be running? can they not be running?
Perfeito
can I not have run? can you not have run? can she not have run? can we not have run? can you not have run? can they not have run?
Perfeito com V-ing
can I not have been running? can you not have been running? can she not have been running? can we not have been running? can you not have been running? can they not have been running?