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