could convert
Regular verb: convert - converted- converted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could convert
you could convert
he could convert
we could convert
you could convert
they could convert 	I could be converting
you could be converting
he could be converting
we could be converting
you could be converting
they could be converting	I could have converted
you could have converted
he could have converted
we could have converted
you could have converted
they could have converted	I could have been converting
you could have been converting
he could have been converting
we could have been converting
you could have been converting
they could have been converting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not convert
you could not convert
he could not convert
we could not convert
you could not convert
they could not convert 	I could not be converting
you could not be converting
he could not be converting
we could not be converting
you could not be converting
they could not be converting	I could not have converted
you could not have converted
he could not have converted
we could not have converted
you could not have converted
they could not have converted	I could not have been converting
you could not have been converting
he could not have been converting
we could not have been converting
you could not have been converting
they could not have been converting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I convert?
could you convert?
could he convert?
could we convert?
could you convert?
could they convert? 	could I be converting?
could you be converting?
could he be converting?
could we be converting?
could you be converting?
could they be converting? 	could I have converted?
could you have converted?
could he have converted?
could we have converted?
could you have converted?
could they have converted? 	could I have been converting?
could you have been converting?
could he have been converting?
could we have been converting?
could you have been converting?
could they have been converting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not convert?
could you not convert?
could he not convert?
could we not convert?
could you not convert?
could they not convert? 	could I not be converting?
could you not be converting?
could he not be converting?
could we not be converting?
could you not be converting?
could they not be converting? 	could I not have converted?
could you not have converted?
could he not have converted?
could we not have converted?
could you not have converted?
could they not have converted? 	could I not have been converting?
could you not have been converting?
could he not have been converting?
could we not have been converting?
could you not have been converting?
could they not have been converting?