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