can calibrate
Verbo regular: calibrate - calibrated- calibrated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can calibrate
you can calibrate
she can calibrate
we can calibrate
you can calibrate
they can calibrate 	I can be calibrating
you can be calibrating
she can be calibrating
we can be calibrating
you can be calibrating
they can be calibrating	I can have calibrated
you can have calibrated
she can have calibrated
we can have calibrated
you can have calibrated
they can have calibrated	I can have been calibrating
you can have been calibrating
she can have been calibrating
we can have been calibrating
you can have been calibrating
they can have been calibrating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't calibrate
you can't calibrate
she can't calibrate
we can't calibrate
you can't calibrate
they can't calibrate 	I can't be calibrating
you can't be calibrating
she can't be calibrating
we can't be calibrating
you can't be calibrating
they can't be calibrating	I can't have calibrated
you can't have calibrated
she can't have calibrated
we can't have calibrated
you can't have calibrated
they can't have calibrated	I can't have been calibrating
you can't have been calibrating
she can't have been calibrating
we can't have been calibrating
you can't have been calibrating
they can't have been calibrating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I calibrate?
can you calibrate?
can she calibrate?
can we calibrate?
can you calibrate?
can they calibrate? 	can I be calibrating?
can you be calibrating?
can she be calibrating?
can we be calibrating?
can you be calibrating?
can they be calibrating? 	can I have calibrated?
can you have calibrated?
can she have calibrated?
can we have calibrated?
can you have calibrated?
can they have calibrated? 	can I have been calibrating?
can you have been calibrating?
can she have been calibrating?
can we have been calibrating?
can you have been calibrating?
can they have been calibrating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I calibrate?
can't you calibrate?
can't she calibrate?
can't we calibrate?
can't you calibrate?
can't they calibrate? 	can't I be calibrating?
can't you be calibrating?
can't she be calibrating?
can't we be calibrating?
can't you be calibrating?
can't they be calibrating? 	can't I have calibrated?
can't you have calibrated?
can't she have calibrated?
can't we have calibrated?
can't you have calibrated?
can't they have calibrated? 	can't I have been calibrating?
can't you have been calibrating?
can't she have been calibrating?
can't we have been calibrating?
can't you have been calibrating?
can't they have been calibrating?