could screen-test
Verbo regular: screen-test - screen-tested- screen-tested

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could screen-test
you could screen-test
he could screen-test
we could screen-test
you could screen-test
they could screen-test 	I could be screen-testing
you could be screen-testing
he could be screen-testing
we could be screen-testing
you could be screen-testing
they could be screen-testing	I could have screen-tested
you could have screen-tested
he could have screen-tested
we could have screen-tested
you could have screen-tested
they could have screen-tested	I could have been screen-testing
you could have been screen-testing
he could have been screen-testing
we could have been screen-testing
you could have been screen-testing
they could have been screen-testing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't screen-test
you couldn't screen-test
he couldn't screen-test
we couldn't screen-test
you couldn't screen-test
they couldn't screen-test 	I couldn't be screen-testing
you couldn't be screen-testing
he couldn't be screen-testing
we couldn't be screen-testing
you couldn't be screen-testing
they couldn't be screen-testing	I couldn't have screen-tested
you couldn't have screen-tested
he couldn't have screen-tested
we couldn't have screen-tested
you couldn't have screen-tested
they couldn't have screen-tested	I couldn't have been screen-testing
you couldn't have been screen-testing
he couldn't have been screen-testing
we couldn't have been screen-testing
you couldn't have been screen-testing
they couldn't have been screen-testing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I screen-test?
could you screen-test?
could he screen-test?
could we screen-test?
could you screen-test?
could they screen-test? 	could I be screen-testing?
could you be screen-testing?
could he be screen-testing?
could we be screen-testing?
could you be screen-testing?
could they be screen-testing? 	could I have screen-tested?
could you have screen-tested?
could he have screen-tested?
could we have screen-tested?
could you have screen-tested?
could they have screen-tested? 	could I have been screen-testing?
could you have been screen-testing?
could he have been screen-testing?
could we have been screen-testing?
could you have been screen-testing?
could they have been screen-testing? 	

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