AF subiect + had been +V3/Ved( in tabelul vb neregulate V3 este a 3 a colona, iar Ved este vb normal cu terminatia ed )
INT had+ subiect + V3/Ved
NEG subiect + had not been + V3/Ved
Buna. Pai perfect cotinuos e ala cu I am writing. You are reading. Se formeaza doar cu vb auxiliar a fi si verbul de conjugat cu terminatia "ing". Past inseamna trecutul. Deci e: I was writing. You were reading. Sper ca te-am ajutat.
Http://www.englishclub.com/grammar/verb-tenses_past-perfect-continuous.htm
sper ca te-am ajutatt!