could pipeline
Verbo regular: pipeline - pipelined- pipelined

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could pipeline
you could pipeline
he could pipeline
we could pipeline
you could pipeline
they could pipeline 	I could be pipelining
you could be pipelining
he could be pipelining
we could be pipelining
you could be pipelining
they could be pipelining	I could have pipelined
you could have pipelined
he could have pipelined
we could have pipelined
you could have pipelined
they could have pipelined	I could have been pipelining
you could have been pipelining
he could have been pipelining
we could have been pipelining
you could have been pipelining
they could have been pipelining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not pipeline
you could not pipeline
he could not pipeline
we could not pipeline
you could not pipeline
they could not pipeline 	I could not be pipelining
you could not be pipelining
he could not be pipelining
we could not be pipelining
you could not be pipelining
they could not be pipelining	I could not have pipelined
you could not have pipelined
he could not have pipelined
we could not have pipelined
you could not have pipelined
they could not have pipelined	I could not have been pipelining
you could not have been pipelining
he could not have been pipelining
we could not have been pipelining
you could not have been pipelining
they could not have been pipelining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I pipeline?
could you pipeline?
could he pipeline?
could we pipeline?
could you pipeline?
could they pipeline? 	could I be pipelining?
could you be pipelining?
could he be pipelining?
could we be pipelining?
could you be pipelining?
could they be pipelining? 	could I have pipelined?
could you have pipelined?
could he have pipelined?
could we have pipelined?
could you have pipelined?
could they have pipelined? 	could I have been pipelining?
could you have been pipelining?
could he have been pipelining?
could we have been pipelining?
could you have been pipelining?
could they have been pipelining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not pipeline?
could you not pipeline?
could he not pipeline?
could we not pipeline?
could you not pipeline?
could they not pipeline? 	could I not be pipelining?
could you not be pipelining?
could he not be pipelining?
could we not be pipelining?
could you not be pipelining?
could they not be pipelining? 	could I not have pipelined?
could you not have pipelined?
could he not have pipelined?
could we not have pipelined?
could you not have pipelined?
could they not have pipelined? 	could I not have been pipelining?
could you not have been pipelining?
could he not have been pipelining?
could we not have been pipelining?
could you not have been pipelining?
could they not have been pipelining?