PAST PERFECT PROGRESSIVE/ CONTINUOUS / PLUS-QUE-PARFAIT had been-ing

L'énonciateur exprime un point de vue sur le déroulement du procès

Énoncé affirmatif : I had been thinking / She had been drinking

Énoncé negatif : He hadn't been learning for long

Énoncé interrogatif : Had she been crying?

Énoncé interro-négatif : Hadn't they been practising?