Coniugazione del verbo inglese
COULD UNDULATE

Verbo regolare: undulate - undulated - undulated

Affermazione

Forma semplice	Forma con V-ing
I could undulate you could undulate she could undulate we could undulate you could undulate they could undulate	I could be undulating you could be undulating she could be undulating we could be undulating you could be undulating they could be undulating
Perfetto	Perfetto con V-ing
I could have undulated you could have undulated she could have undulated we could have undulated you could have undulated they could have undulated	I could have been undulating you could have been undulating she could have been undulating we could have been undulating you could have been undulating they could have been undulating

Negazione

Forma semplice	Forma con V-ing
I could not undulate you could not undulate she could not undulate we could not undulate you could not undulate they could not undulate	I could not be undulating you could not be undulating she could not be undulating we could not be undulating you could not be undulating they could not be undulating
Perfetto	Perfetto con V-ing
I could not have undulated you could not have undulated she could not have undulated we could not have undulated you could not have undulated they could not have undulated	I could not have been undulating you could not have been undulating she could not have been undulating we could not have been undulating you could not have been undulating they could not have been undulating

Forma interrogativa

Forma semplice	Forma con V-ing
could I undulate? could you undulate? could she undulate? could we undulate? could you undulate? could they undulate?	could I be undulating? could you be undulating? could she be undulating? could we be undulating? could you be undulating? could they be undulating?
Perfetto	Perfetto con V-ing
could I have undulated? could you have undulated? could she have undulated? could we have undulated? could you have undulated? could they have undulated?	could I have been undulating? could you have been undulating? could she have been undulating? could we have been undulating? could you have been undulating? could they have been undulating?

Forma interro-negativa

Forma semplice	Forma con V-ing
could I not undulate? could you not undulate? could she not undulate? could we not undulate? could you not undulate? could they not undulate?	could I not be undulating? could you not be undulating? could she not be undulating? could we not be undulating? could you not be undulating? could they not be undulating?
Perfetto	Perfetto con V-ing
could I not have undulated? could you not have undulated? could she not have undulated? could we not have undulated? could you not have undulated? could they not have undulated?	could I not have been undulating? could you not have been undulating? could she not have been undulating? could we not have been undulating? could you not have been undulating? could they not have been undulating?