I can infect you can infect he can infect we can infect you can infect they can infect
Forma com V-ing
I can be infecting you can be infecting he can be infecting we can be infecting you can be infecting they can be infecting
Perfeito
I can have infected you can have infected he can have infected we can have infected you can have infected they can have infected
Perfeito com V-ing
I can have been infecting you can have been infecting he can have been infecting we can have been infecting you can have been infecting they can have been infecting
Negação
Forma simple
I can't infect you can't infect he can't infect we can't infect you can't infect they can't infect
Forma com V-ing
I can't be infecting you can't be infecting he can't be infecting we can't be infecting you can't be infecting they can't be infecting
Perfeito
I can't have infected you can't have infected he can't have infected we can't have infected you can't have infected they can't have infected
Perfeito com V-ing
I can't have been infecting you can't have been infecting he can't have been infecting we can't have been infecting you can't have been infecting they can't have been infecting
Forma interrogativa
Forma simple
can I infect? can you infect? can he infect? can we infect? can you infect? can they infect?
Forma com V-ing
can I be infecting? can you be infecting? can he be infecting? can we be infecting? can you be infecting? can they be infecting?
Perfeito
can I have infected? can you have infected? can he have infected? can we have infected? can you have infected? can they have infected?
Perfeito com V-ing
can I have been infecting? can you have been infecting? can he have been infecting? can we have been infecting? can you have been infecting? can they have been infecting?
Forma interro-Negação
Forma simple
can't I infect? can't you infect? can't he infect? can't we infect? can't you infect? can't they infect?
Forma com V-ing
can't I be infecting? can't you be infecting? can't he be infecting? can't we be infecting? can't you be infecting? can't they be infecting?
Perfeito
can't I have infected? can't you have infected? can't he have infected? can't we have infected? can't you have infected? can't they have infected?
Perfeito com V-ing
can't I have been infecting? can't you have been infecting? can't he have been infecting? can't we have been infecting? can't you have been infecting? can't they have been infecting?