could estimate
Verbo regolare: estimate - estimated- estimated

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could estimate
you could estimate
she could estimate
we could estimate
you could estimate
they could estimate 	I could be estimating
you could be estimating
she could be estimating
we could be estimating
you could be estimating
they could be estimating	I could have estimated
you could have estimated
she could have estimated
we could have estimated
you could have estimated
they could have estimated	I could have been estimating
you could have been estimating
she could have been estimating
we could have been estimating
you could have been estimating
they could have been estimating	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not estimate
you could not estimate
she could not estimate
we could not estimate
you could not estimate
they could not estimate 	I could not be estimating
you could not be estimating
she could not be estimating
we could not be estimating
you could not be estimating
they could not be estimating	I could not have estimated
you could not have estimated
she could not have estimated
we could not have estimated
you could not have estimated
they could not have estimated	I could not have been estimating
you could not have been estimating
she could not have been estimating
we could not have been estimating
you could not have been estimating
they could not have been estimating	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I estimate?
could you estimate?
could she estimate?
could we estimate?
could you estimate?
could they estimate? 	could I be estimating?
could you be estimating?
could she be estimating?
could we be estimating?
could you be estimating?
could they be estimating? 	could I have estimated?
could you have estimated?
could she have estimated?
could we have estimated?
could you have estimated?
could they have estimated? 	could I have been estimating?
could you have been estimating?
could she have been estimating?
could we have been estimating?
could you have been estimating?
could they have been estimating? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not estimate?
could you not estimate?
could she not estimate?
could we not estimate?
could you not estimate?
could they not estimate? 	could I not be estimating?
could you not be estimating?
could she not be estimating?
could we not be estimating?
could you not be estimating?
could they not be estimating? 	could I not have estimated?
could you not have estimated?
could she not have estimated?
could we not have estimated?
could you not have estimated?
could they not have estimated? 	could I not have been estimating?
could you not have been estimating?
could she not have been estimating?
could we not have been estimating?
could you not have been estimating?
could they not have been estimating?