could test
Verbo regolare: test - tested- tested

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could test
you could test
he could test
we could test
you could test
they could test 	I could be testing
you could be testing
he could be testing
we could be testing
you could be testing
they could be testing	I could have tested
you could have tested
he could have tested
we could have tested
you could have tested
they could have tested	I could have been testing
you could have been testing
he could have been testing
we could have been testing
you could have been testing
they could have been testing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't test
you couldn't test
he couldn't test
we couldn't test
you couldn't test
they couldn't test 	I couldn't be testing
you couldn't be testing
he couldn't be testing
we couldn't be testing
you couldn't be testing
they couldn't be testing	I couldn't have tested
you couldn't have tested
he couldn't have tested
we couldn't have tested
you couldn't have tested
they couldn't have tested	I couldn't have been testing
you couldn't have been testing
he couldn't have been testing
we couldn't have been testing
you couldn't have been testing
they couldn't have been testing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I test?
could you test?
could he test?
could we test?
could you test?
could they test? 	could I be testing?
could you be testing?
could he be testing?
could we be testing?
could you be testing?
could they be testing? 	could I have tested?
could you have tested?
could he have tested?
could we have tested?
could you have tested?
could they have tested? 	could I have been testing?
could you have been testing?
could he have been testing?
could we have been testing?
could you have been testing?
could they have been testing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I test?
couldn't you test?
couldn't he test?
couldn't we test?
couldn't you test?
couldn't they test? 	couldn't I be testing?
couldn't you be testing?
couldn't he be testing?
couldn't we be testing?
couldn't you be testing?
couldn't they be testing? 	couldn't I have tested?
couldn't you have tested?
couldn't he have tested?
couldn't we have tested?
couldn't you have tested?
couldn't they have tested? 	couldn't I have been testing?
couldn't you have been testing?
couldn't he have been testing?
couldn't we have been testing?
couldn't you have been testing?
couldn't they have been testing?