can balk
Verbo regular: balk - balked- balked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can balk
you can balk
he can balk
we can balk
you can balk
they can balk 	I can be balking
you can be balking
he can be balking
we can be balking
you can be balking
they can be balking	I can have balked
you can have balked
he can have balked
we can have balked
you can have balked
they can have balked	I can have been balking
you can have been balking
he can have been balking
we can have been balking
you can have been balking
they can have been balking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot balk
you cannot balk
he cannot balk
we cannot balk
you cannot balk
they cannot balk 	I cannot be balking
you cannot be balking
he cannot be balking
we cannot be balking
you cannot be balking
they cannot be balking	I cannot have balked
you cannot have balked
he cannot have balked
we cannot have balked
you cannot have balked
they cannot have balked	I cannot have been balking
you cannot have been balking
he cannot have been balking
we cannot have been balking
you cannot have been balking
they cannot have been balking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I balk?
can you balk?
can he balk?
can we balk?
can you balk?
can they balk? 	can I be balking?
can you be balking?
can he be balking?
can we be balking?
can you be balking?
can they be balking? 	can I have balked?
can you have balked?
can he have balked?
can we have balked?
can you have balked?
can they have balked? 	can I have been balking?
can you have been balking?
can he have been balking?
can we have been balking?
can you have been balking?
can they have been balking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not balk?
can you not balk?
can he not balk?
can we not balk?
can you not balk?
can they not balk? 	can I not be balking?
can you not be balking?
can he not be balking?
can we not be balking?
can you not be balking?
can they not be balking? 	can I not have balked?
can you not have balked?
can he not have balked?
can we not have balked?
can you not have balked?
can they not have balked? 	can I not have been balking?
can you not have been balking?
can he not have been balking?
can we not have been balking?
can you not have been balking?
can they not have been balking?